Philips FW-21 Schematic

Baza Porad Serwisowych Baza Porad SerwisowychBaza Porad Serwisowych Baza Porad Serwisowych Baza Porad Serwisowych

A

BCD

Zestaw audio Philips FW21/20/21/22/37

GRID ASSIGMENT

10G 9G 8G 7G 6G 5G 4G 3G 2G

NEWS SLEEP SW LW MW AW PM FM

REPEAT SHUFFLE AUTO PROGRAM RECORD DOLBY B TIMER 12

TUNERCD TAPE 12 AUX

(10G ~ 3G)

a

j

h

k

f

g

e

r

b

m

c

n

p

d

PART B POWER AMP

3251

T1

4

L

T2

3

TO VOLUME PCB

I272

R

2

MUTE 2

1

31

BB

T3

1 1

10

+14V

9

STDBY

8

PD

7

1270

6

+13V

5

4

-30V

3

2

1

3

2

TO CD MODULE

1

AC

32

-VCD

+VCD

1322

TO SELECTOR PCB

2251

2µ2

5251

T4

3286

22k

2252

2.2µ

T5

T6

T7

T8

T9

T10

T11

T12

T13

T14

T15

T16

CD

T17

@

2255 @

3255 56k

2253

BBB B

6320

1N4148

3282

2282

2.7k

10µ

-V

CC

3252

@

2256

M

D

3-5V AC

22V DC

@

A

3256

22V DC

2316

56k

6313 C3V9

1000µ

10V

6318

C3V9

BBB

2254

PART A

3253

2265

470E

2267

100µ

B

2266

3254

470E

100µ

B

7304

!

BD675

!

3305

2317

470µ 25V

2318

10µ 25V

DDD

3320 10k

3319

2.2k

1G

ELEKTRONIKI

3261 56k

CC

!

3283

100E

+

-

!

7251

STK4122

@

+

-

2276

3281

1k

-V

CC

2.7k

6308

C13V

7306

BD236

3311

2277 47n

B

2286

47µ 50V

12

13

2271

100n

2269

100p

2273

100p

!

B

3265

4.7E

3257

2.2k

15

3284

!

7

220E 2W

4

3258

2.2k

5

2258

47µ

10

2274

100p

2272

3314

3316

100n

100p

3266

4.7E

!

3262

56k

39k

7303

BC558B

33k

3313

3315

10k

2308

8149

2270

B

3280

47n

1k

2284

22µ 63V

470µ 25V

!

3.9k

3310

47E

2313

6312

C15V

6311

C13V

2309

2.2µ

470µ 63v

2305 470µ

16V

2304

1000µ

16V

560p

100p

560p

2268

1000µ 35V

+V

11

18

17

16

6

3

1

2

100p

100

3304

!

2315

2314 22µ 63V

1251

@

T22

5253

CIRCUIT

BREAKER

2257 47µ

2259 100n

3263

4.7E

3259

2.2k

3264

4.7E

3260

2260

2.2k 100n

1252

@

5254

T23

CIRCUIT

BREAKER

3306

2.2k

6309

C6V8

2.7k

3312

7302

2.2k

BC548B

3317

10k

POWER SUPPLY

STEREO

kHz MHz

!

+V

2300

@

-V

BD234

2303

10µ

2306

1n

3321

4.7k

EDIT

PAUSE

1260

T18

T19

T20

T21

CC

2321 100n

2322 100n

2301

@

CC

7300

!

3301

68E

3302

68E

3303

56E

AM D

7301

BC548B

1

2

3

4

+-

2302

@

COMBI CIRCUIT DIAGRAM

1

2526

3535

2.7n

* 1.2n

3529

28

47k

3528

39k

47µ

GEA

29

2534

100p

A

3518

2520

10µ

1.8k

2521

10µ

1.8k

30

2535

100p

GEA

10k

4.1V

3553

22k

3542 390E

3543 390E

1924

B

1902

B

1906

B

6900

1N4148

81

7

VOL./HEADPHONE

1530

1

2

3

P

4

2 2

5

6

1531

1

2

3

4

16

5

Rhp

17

6

Lhp

7

Lhp

8

Lge

9

10

Rge

+12V

2

M

3552

3

220E

ON/OFF

4

+5V

5

VOL DOWN

6

VOL UP

12

BUZZER

13

BASS B

14

mute 2

15

mute 1

18

+14V

19

20 21

22

5V

0V

2.5V

200

3.5V 6544 C5V6

LED

3534

3544

0.7V

on

1k

3545

1k

2.5V

3532

8.2k

3530

4.7k

2530

22n

3531

4.7k 3533

8.2k

AGEA

2531

22n

CD/CASSETTE KEY BOARD

CIRCUIT IN DOTTED LINE IS

NOT FOR FW20 & FW30

+5V

89

16

3904 10k

90

15

2900 10µ

D

9101 2 3

Remote Vol / motor control

+12V

3551 220E

3550

3546

1k

8

0V

M

BC548B

Vol. Control

7530

BC548C

AA A

7531

BC548C

AA

3903

330E

88

7901

HCT4094

2904

1.2n

10V

off

7544

BC338/40

0.7V

on

7546

BC328/40

7548

M

3556

3.3k

6547

1N4148

50kB

3534R

3586 390E

50kB

3534L

3587 390E

3901 330E

87

A

1923 led

1925 led

0

2511

+-

3534 (MOT)

6551

Dbb

A A

+5V

3900 330E

86

A

1924 led

M

BC338-40

2533

1.2n

220E

2544

220µ

2556

10µ

3584 1k

1N4148

7532

7533

B

3549

7545

BC338/40

1110

7547

BC328/40

A

2537 100µ

3902 330E

85

1926 led

3517

3592 220E

220E

3547

1k

9

on

5.1V off

7549

BC548B

0V

6546

1N4148

3585

23

470E

6550

A

3536

1k

3538 390E

3537

1k

3539 390E

ELEKTRONIKI

B

+5V

8

D

18k

5.6V

6545

C5V6

M

0V

off

1111 12 13 14 7 6 5 4

3591

A

3515

6.8k

3555

26

22k

1µ

2519

3.3k

24

1907A1909

A

1911A1925

CD/SYN

1900

REC

/PAUSE

1908A1923

B

6906

1N4148

84

12

910 2

3589

33k

A

LED green

16

15

2553

83

10µ

2532

33p

6901

25

1903

13

3516

3514

2518

A

18k

6.8k

1µ

27

A

1N4148

GEA

A

3540

1M

3541

1M

1910

N/SPEED

1905

H/SPEED

1901B1926

DOLBY

1904

AUTO/R

6902

1N4148

82

14

7900

HCT4094

2902

* FOR FW40 FAMILY

ANODE CONNECTION

+

LEFT SPKR

6 OHM

-

RIGHT SPKR

6 OHM

+

!

2324

~

100n

~

2323 100n

3307

!

100E

2527

22n

7516R

BA15218

6.3V

5

+

2528

680p

-

6

6.3V

3520 18k

2522 470p

2523 470p

3521 18k3519

6.3V

2

+

680p

-

3

6.3V

3554

22k

31

7553

BC556B

33

6549

C5V1

7534

BC338-40

A

7535

BC338-40

A

1914

1915

REPEAT

P/REVIEW

1913

1917

SCAN

EDIT

1916

1912

SHUFFLE

CLEAR

1922

PLAY/P

6905

6904

1N4148

80

79

6

5

3

10G 9G 8G 7G 6G 5G 4G 3G 2G 1G

aP1 aaaaaaa

j, pP2 j, p j, p j, p j, p j, p j, p j, p

kP3 kkkkkkk

hP4 hhhhhhh

bP5 bbbbbbb

fP6 fffffff-

mP7 mmmmmmm -

gP8 ggggggg -

cP9 ccccccc-(TIMER)

eP10 eeeeeee-

rP11 rrrrrrr-

nP12 nnnnnnn-

P14

dP13

NEWS

ddddddd-[TAPE]

SLEEP SW LW MW AM PM FM

-P15 ---- ---

-P16 ---- ----

2325 100n

2326 100n

8

32

1N4148

2320

1N4148

4

7516L

BA15218

6903

78

T24

T25

100n

T26

T27

T28

A

6317

6307

1N4148

2335 100n

2332 100n

1N4002

6304 6306 6303 6305

1N4002 1N4002

2331 100n

3524

4.7E

2539

100µ

GEAGEA

6.3V

7

2524 100µ

2525 100µ

1

6.3V

6548 C4V7

2538 47µ

AA

1918

OP/CLOSE

1919

REV

1920

STOP

1N4148

4

8

D

+5V

1321 1320

AC

11

AC

22

CT

33

P

44

55

6301

1N5392

2329*

100n

6302

1N5392

6314

3318

C5V1

1k

6315

1N4148

2312

470µ 50V

2333 100n

1N4002

2334 100n

+14V

!

3522

5.6E

Headphone Amp

3523

5.6E

+14V

3588

4.7k

34

1.6V

MUTE2

35

R

36

A

L

37

1927

67

key 0

68

key 1

69

key 2

70

key 3 71

sr CLK

72

DATA2

1928

73

DATA1 74

str 1

75

str 3

76

D

77

D

+5V

7

6

5

4

3

2

1

2330*

100n

GEA

1

2

3

4

5

6

1

3

4

5

6

1532

120V

20V

0V

120V

0V

3526

2.2k

3527

2.2k

DATA2

DATA1

5521

4

3

2

1

key 0

key 1

key 2

key 3

CLK

str 1

str 3

+5V

!

5520

52

53

FOR -/37

120V VERSION

!

1261

3308

!

10M

T45

!

1307

!

T29

*1301

T30

T31

*1302

T32

!

T33

1303*

1305*

1306*

1304*

1308*

!

T40

CC

17

T41

CC

16

T42

CC

15

T34

CC

8

T35

CC

9

T36

CC

10

T37

CC

11

T38

CC

12

T39

CC

13

5001

120V

N

AC

~

L

AC

!

T43

CC

!

14

1309

MIC MIXER

NOT FOR FW20/20 FW30/20 FW40/20

ONLY FOR VERSION 21 ONLY

5112

MIC MIXING

TO POWER PCB

DIGITAL SOUND CONTROL

NOT FOR FW20

1929

DATA1

str 1

str 3

D

+5V

1930

DATA2

CLK

key 3

key 2

key 1

D

key 0

JAZZ

CLASSIC

POP

Defeat

LOGIC TABLE

S0 S1 S2

111

101

001

01

7

6

240V

20V

5

4

0V

3

120V

2

0V

1

CC

7

CC

6

CC

5

CC

4

CC

3

CC

2

1

CC

67120V

5

4

3

2

1

38

39

2503

40

1µ

41

3508

2.2k

A

A A

BC549C

0

120V

0V

7560

7561

T43

T44

10V

0V

3500

47E

2508 100p

V

C

6.2V

66

65

3560

2.7k

AA

V

C

6.2V

64

63

3561

2.7k

AA

MHz

PAUSE

EDIT

STEREO

-

FOR -/25, -/30

240V VERSION

FOR -/20, -/22, -/28

220V VERSION

1261

220V

230V

120V

1262

!

42

2510

56p

AA

2560

270k

3564

3562

1k

3572 470k

2561

270k

3565

3563

1k

3573 470k

!

12AC

~

7.4V

2514

7.4V

22n

3566

2574

AA

22n

3567

2573

AA

REPEATkHz

SHUFFLE

AUTO

PROGRAM

RECORD

DOLBY B

TIMER

(TIMER)

[AUX]

[TAPE]

[TUNER]

[CD]

!

1261

~

240V

AC

V

3

+

680p

2

-

2516

56p

3504 100k

3506 470E

2506 10µ

3568 470k

470k

2564

4.7n

2562

10n

7564

MN4066

3574 12k

3594

0.68µ 100k

3569 470k

470k

2565

4.7n

2563

10n

7565

MN4066

3575 12k

3593

0.68µ 100k

1

2

1

2

!

1261

~ 120V/ 230V

A

7501A

NJM4560D

1

6.2V

11 10

98

43

2

6.2V

12

34

89

10

(65)

P37

NOTE:

NUMBER IN (**) ARE PIN NUMBER OF 7400

(64)

P36

(63)

P35

(62)

P34

(61)

P33

(60)

P32

(59)

P31

(58)

P30

(57)

P87

(56)

P86

(55)

P85

(54)

P84

(53)

P83

(52)

P82

(51)

P81

FROM 3139 118 80 93 SH 2 OF 2

(50)

P80

(49)

P77

(48)

P76

(47)

P75

(46)

P74

(45)

P73

(44)

P72

(43)

P71

(42)

P70

USE ALSO:-

3139 118 8093 SH130-2

3139 118 8093 SH130-3

(41)

P67

(40)

P66

(39)

P65

-30V

AC 2

AC 1

+5V

GND

TRANSISTOR VOLTAGE

Pin No ITEM NO

7300 7301 7302 7303 7304 7306

e

21.5V

b

20.8V

c

14.0V

NOTE FOR ITEMS MARKED @

7251

6300

2300 2301

1251 1252

3251 3252

2255 2256

2302

2566

8.2n

2567

8.2n

2568

100p

2569

100p

2555

10µ

FW20

STK4112

D3SB

3300µ

/25V

1.75A 2.0A 2.5A

22k 10k 3.3k

100pF 270pF 680pF

2200µF 3300µF

3548 100k

3513

AA

BC548C

AA

7.4V

2512

56p

AA

V

B

14

12

6

5

13

1

7

AA

V

A

14

13

5

6

12

11

7

AA

2554

10µ

3507 20kA

ITEMS

47E

3582 100k

7562

3512 100k

20.6V

2509 100p

61

ELEKTRONIKI

3460 1k

©

BC546

7460

2460

0V

0.6V

FW30

D5SB

100p

-30V

D

-

3300µ/35V

A

+5V

3461

100k

2469 100p

2468 100p

2467 100p

2466 100p

2465 100p

2464 100p

2463 100p

2462 100p

2461 100p

NC -30V

-22V

+5V

5V ~

D

6.7V

0V

6.2V

0V

1.3V

0.9V

FW40

STK4132

D5SB

2500

47µ

AA

43

7.4V

B

5

2515

680p

6

7.4V

C

2511

56p

AA

Item

marked

*

1301 1302 1303 1304 1305 1306 1307 1308 1309

3510

12k

+

2517

330p

3505

8.2k

2507

1µ

63V

3509

10k

3576 1k

3583 1k

3577 1k

-22V

13.0V

12.3V

21.5V

All

versions

except /37

2A

1A

0.63A

-

0.63A

7501B

NJM4560D

7

3503

12k

FW40

V

A

7.4V

ELEKTRONIKI

3598 470k

V

C

6.2V

62

6.2V

V5

3578

47k

AA

6.2V

V

A

6.2V

V

B

xG

Fx

NP

NC

= GRID PIN

= FILEMENT PIN

=NOPIN

= NO CONNECTION

-30.0V

-29.2V

-47.2V

versions

/37 /37

except /37

3.15A

1.25A

2A

1.25A

+14V

3511 470E

44

12V

2501

22n

AA

2513

56p

A

3596 120k

3595 120k

3597 470k

57

2559

59

60

2570

1.2n

Px

LEGEND

= ANODE PIN

IC 7251 VOLTAGES

Pin No FW20 FW30

1

-0.1V

2

-0.1V

3

0V

4

-13.4V

5

-1.2V

6

0V

7

-15.5V

8

-16.0V

9

-16.2V

10

0V

11

16.4V

12

15.3V

13

0V

14

-16.2V

15

-1.2V

16

0V

17

-0.1V

18

-0.1V

FW30 FW40

3.15A

0.63A

2502 100µ

2571

1.2n

All

1A

-

2505 10µ

2504 10µ

2576

10µ

2575

10µ

100µ

3570 56E

3571

56E

Other

version

4A

5A

1.25A

0.63A

2A - 1.6A 2A

1.25A

0.63A

+14V 1

A

50

51

49

52

53

9570

54

A

55

+14V

3579

!

4.7E

56

3559

2.2k

3580 330E

2572

220µ

58

3581 270E

0.63A

45

46

47

48

-0.1V

0V

-18.5V

-1.0V

0V

-21.3V

-22.0V

-22.1V

0V

22.1V

21.0V

0V

-22.1V

-1.0V

0V

-0.1V

/33 /37

4A

1.25A

1A

1.25A

50

+14V

gnd

R

1561

s1

s0

s2

R

L

5A

PIN NO.

12

3

4

5

6789

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

2

3

4

1

2

3

4

5

6

7

1

2

3

CONNECTION

F

1

F

1

N

P

N

P

N

C

N

C

N

C

G

1

0

G

9

G

8

G

7

G

6

G

5

N

C

G

4

G

3

G

2

G

1

N

C

P

1

P

2

P

3

P

4

P

5

P

6

P

7

P

8

P

9

P

1

0

P

1

P

1

2

P

1

3

P

1

4

P

1

5

P

1

6

N

P

N

P

F

2

F

2

FRONT CIRCUIT II

1401

TUNER UNIT

3100 150E

A

FM AN 1110

Varicap voltege

FM : FM FM FM FM FM LW

LW MW MW MW MW SW SW SW SW

CD CIRCUIT DIAGRAM

GND

1071-1

+5

3716 10k

3717 10k

2103

D

: : : : : : :

: : :

: : : : :

TO PIN1

OF IC7000

!

47µ

87.5MHz

1 611kHz 1 710kHz

12.1MHz

18.1MHz

FROM PIN 25-26-27

TO R3662-3663

+5c

D2 D3

D4

D1 D5

GND

3101 150E

2101 470p

1

4

3105

5.6k

108MHz

65MHz

108MHz

78MHz

90MHz 279kHz 153kHz

522kHz 530kHz

3.9MHz

5.9MHz

3718 10k

NRST

STANDBY

SIDA

SICL

SILD

KILLI

+5

2502

16V

2052

22µ 16V

7040

BF840

3058

1k

2045

47p

3055 120k

2049 180p

2503 100n

3502

3040

1E

1052-7

1052-9 1052-10

1052-12

1052-8 1052-11

1052-5

CONN 1052 TO CDM VIA FLEX FOIL

1000µ

!

3102

2.4V

2104 220n

if out

osc outvaricap

FM-FRONTED

3

agc

7

SW-FRONTED

2211

2227

SHORT WAVE

+FM

13.8V

!

12.4V 9V/14

6

VDD

ant

1101

58

3233

1k

VT

varicap

1120 8W

VREF

B

AM-FRAME-SOCKET 1111

7-9V

1.3-2V

1.3-3V

7-10.5V

1.3-2V 7-9V

±

0.1V

8.5V

±

0.3V

1V

±

0.1V

8.5V

±

0.1V

8.5V

±

0.3V

1.1V

±

0.3V

1V

±

0.1V

8.5V

±

0.3V

1V

±

0.1V

8.5V

±

0.3V

1V

3711 3.3k

0V STANDBY 5V PLAY POSITION

+5

3710

10k

!

+5c

100

2040 22n

3041

39k

3042 330k

3043

2041

30k

180p

2046

2047

47p

100p

3056

3057

120k

56k

2050

2051

180p

330p

-10

+10

3501 1E

!

1500-3

1500-1

-10

+10

3103

2223

0E

220n

3104

0E

2102

3106

82E

3107 100k

2106

4.7p

5122

2200

/00 /01 /02 /05 /10 /17 /00 /01 /02 /05 /10 /17 /14 /14 /08 /08 /00 /02 /05 /10 /14 /00+SW /00 /02 /05 /10 /14 /00+SW /00 /02 /05 /10 /14 /00+SW /01 /06 /17 /01+SW /00 /02 /05 /10 /14 /01 /06 /17 /01+SW /01+SW /01+SW /00+SW /00+SW

GND

+5c

1070-1

10k

3714

85

3715 3.3k

3701

3.3

2702

2703

33µ

22n

16V

3045

3044

100

1k

7042

BC858B

7041

BC848B

1500-2

3047

430

3046

1k

3048

100

3049

430

2048

18p

SD2 SD3 SD4

D1 D5

7500

TY40408

2504

2500

100n

2200µ

16V

CONN 1500 TO POWER SUPPLY

GND

+FM

7101

2SC1047

15

6105

23

2201

TRAY

SWITCH

+5c

1071-2

3713

33

34

36

11

10

9

8

7

6

5

4

2

37

35

+5

3550

560

6550 3V9

2043 330p

3051

2042

22µ 16V

TO DISC2 IC7000

!

10.7MHz

13.8V

3108 470E

2219

5101

220n

2107

82p

SW-OSC

3204

SLEDGE

SWITCH

84

1070-2

10k

32 31 30 29

3210

4

5

7

0

1

2

3

4

I/O PORT A

5

6

7

TCAP

&

TCMP

CLOCK

VDD

40 1 39 38 12 13 14 15 16

+5

3551

1k

7550

BC858

3552

22k

3050

430

1.8k

FROM PIN 19 OF IC7700

2019

22n

FROM PIN 10

2501 100n

5103

2198

3203

2199

2.4V

VREF VREF

VT

varicap

RESET

TIMIING

2044 180p

STAD

STANDBY

OF IC7700

+5

MC68HC05C8

IRQ

2550

2.2n

7043

BC848B

3106

1k

2109

1µ

50V

9055

5123

7700

XTAL1

3553

1k

3052

1.8k

13.8V

3112

2.2M

+V

12

3205

5

3700

220k

3144

22k

XTAL2

1700

4MHz

RESET

7044

BC848B

3053

3.9k

6103

1N4148

+V

13.8V

16

7153

10 11 9 8 7 6

7152

I/O PORT CI PORT D

CPU

I/O PORT B

01234

TRAY

TO R3611

PWMA

TO PIN 28 OF IC7102

3054

100

+5

!

2106 100n

2108

22n

2110

33p

+5

7140

BC858

3147

3.9k

3146

10k

-10

3207

SW=high from IC7105 pin 11

2

1

28027126225

3100

2.2k

100µ

FROM PIN 13

AM-FRONTEND

7110

BC338-40

3140 820E

+V

13.8V

1.8k

3141

3240

3241

7114

BC338-40

7111

BC848B

0E

3142

4.7k

2140

30p

2143

4

68p

6

DATA

STROBE

1300-1

1300-2

3723

1k

+5

3722 1k

24

3

4

5

6

7

ELEKTRONIKI

RAM

ROM

VSS

STAD

7

6

5

QRA

QDA QCL

TO PIN 23-24-25 OF IC7102

23

22

21

20

19

18

17

3719 10k

3720 10k

3721 10k

3708 10k

3707 10k

2704

2.2n

LOW PULSES DURING

SEARCH, NEXT, PREVIOUS

90

+5

STDA

TO R3106

A

65

2102

2.2n

3103

3.3

2107

10V

3109

2.2k

2111 100n

PWMA

OF IC7700

14

13

4

3

SW

MW

6

5107

5

3

4

2163

2101

47p

41 VDDA

35 VSSA

39 HFT

34 HFD

36 PD

37 OC

66 67

68 69 74 75 76

77

78

12

7141

BC848

2141

31543153

TEST1 TEST2

TEST3 TEST4 TEST5 TEST6 TEST7

TEST8

TEST9

10p

3101

22k

2105 330n

3102

HF1

CFB

DATA

DEMOD

SLICER

PHASE

DETECTOR

VCO

MOTOR

CONTROL

MHAL

PWMA

PWMB30MACC

26

28

29

31

+5

3140 100k

3142

47k

3148

47k

3145

270E

7115

BF245B

3143 820E

1

ELEKTRONIKI

6102

Varicap

2

2144 220n

3141 100k

5

-

6

+

2141

7660

47n

TCA0372B

3200

0E

3148 150E

2161 220n

3144 330E

2145 510p

5

3148 100k

3

3147

5.6k

VT

2146 430p

AM-OSC

7112

3149

4.7k

2SC1047

3

2

5109

1

LW

+5

424038

IREF

MBRA

+5

2103 330µ

16V

LW

ACK

1300-3

3724

22k

3

91169117

13.8V

1k

RESET

+5

3706 10k

28

2704 100n

67

FROM IC7000

QTD

2125

4.7n

80

AM

SUBCODE

3105

3.3

!

3143

!

22

2140 100n

TO TORNTABLE MOTOR

2108

22n

3115 390E

+V

2196

10p

2142

30p

RESET

1300-4

TO PIN 1 OF IC7700

FROM CDM

VCC

A8

A9

A11

A10

25

24

23

21

20

19

18

A9

A8

A11

A12

A10

ERCO CONCEALMENT

DIGITAL OUT TIMING

VSSD27VDDD79VDD

33

2112 100n

1070-3

1070-4

TTM+ TTM-

+FM

3114

4.7k

7116

2SC1047

3116

4.7E

2.4V

VREF

C

3135

0E

3202

0E

2162

22n

5114

VREF

2.4V

2197

5108

VREF

2.4V

MW-LOW

26 1

CS2

A12

A7

A6

2

3

4

17

16

15

A7

A6

A

13.8V

3113 220E

FM-IF

3118 220E

3117 330E

5113

10.7MHz

2121

220µ

V

7.5V

0V

SD2

SD3

SD4

D5

D1

2000

1.5n

NC

7101

FC61C65L

A5

A4

A3

5

6

7

14

13

12

A5

A4

A3

RAM INTERFACE

DIGITAL

FILTER

X-TAL

CLOCK

DOBM

32

16.9344MHz

2109

22n

2.2V

1

FM IF in

2.2V

2

2110

22n

28

Vref

27

AM in

AMosc

28

2221

MW LW

+5A

Uref

3000

10k

3002

10k

3003

10k

3005

10k

2001 560p

A2

A1

A0

WE

I/04

8

I/05

9

10

27

15

16

I/06

17

3001

10k

3004

10k

2017

22µ 16V

2004

2003

220p

2007

2006

220p

GND

OE

CS1

I/07

I/08

I/03

I/02

I/01

18

19

13

12

11

14

22

20

2016 100n

2005 220p

2008 220p

3012

1k

3013

1k

5

D1

6

D2

7

D3

8

VRL

9

D4

10

R1

11

R2

4

VRH

FROM PIN 14-15-16

OF IC 7700

QRA

75

11

10

9

22

1

2

3

4

5

6

7

8

A2

A1

A0

D0

D1

D2

D3

D4

D5

D6

NSHAPE

3119 560

STANDBY

FROM PIN 10

OF IC7700

AM-IF

2113

58p

5110

D7

AM det

7

7102

SAA7341

DIFT. LEFT DAC

DIFT.

RIGHT

DAC

KILL

2116

1µ

50V

3121

2.7k

6

2.2V

15n

+5

7.2MHz

WE

S/P CONV.

48x UP

4x

LA1851N

S/P CONV.

48x UP

VSS71XIN72XOUT70ST59NC658NC565KTC64KO49DE1L47DE2L54DE1R56DE2R

73

3110

1M

1570

2114

2115

47p

2.2V

24

AM IF in

AM IF

FM IF

7103

V REQ

AM RF AM DET

AGC

25

2123

3223

4.7µ

470k

AM

5

3236 0E 31330E2128

2125

10n

8

3.8V

5.5V

2117

4.7n

FM

23

R/A

MIC. PROC. INTERFACE

LEVEL DET

ANTI BIRDY

FILTER

21521µ2151

2155

18p

3150 580E

7113

BC548C

2018 100n

2009 100n

QDA

24

DA

SUMMING

OP-AMP

SUMMING

OP-AMP

3117 1.8k

10.8V +VCC

AM MIX

FM

AGC

5106

+V

2011 100n

3008

3.3

2010 22µ 16V

CL

A/D

VREF

GENERATOR

QCL

76

25

CL

VSSDACR

2118

4.7n

to R3152

5104

12.8V

26

AM IF out

470p

2.5V

1

5112

2.7V

24

2154 15p

13.8V

3007

3.3

2012 33µ

16V

+5

!

20

12

VddA

7000

TDA1301T

PREPROCESSING

CL

VssD3VssA

21

77

44

NC1

3118 1.8k

13.8V +V

!

FM det

2.2V

+V

!

20

VDD

Xin

Xout

out3

12

3151

4.7k

+5

!

3009

1M

1002

8.46MHz

19

18

28

XTLI

XTLO

VddD2

VddD1

CL CL CL

MIC PROC

INTERFACE

27

SIDA

TO PIN6-8-9

OF IC7700

+5

!

46VDDL

57VDDR

45NC2

51VREFL

52VREFR

62NC4

61NC3

43OUTL

63DEEM

60OUTR

48VSSL

55VSSR

50VSSDACL

53

X-TAL

OSCILLATOR

CONTROL FUNCTION

CL

CONTROL PART

SIDA

SICL25SILD1NRST14TS115TS1

26

3017 1k

SICL

SILD

NRST

3111

22

2119

2120

100µ

100n

10V

2122

2123

330µ

100n

16V

ANALOGUE SIGNAL

91

FROM PIN 10 OF IC7700

VREFA

3303

18k

3311

18k

92

ANALOGUE SIGNAL

VREFA

3120

33E

VREF

3158

4.7k

2158

4.7n

2210

100µ

AFC

4

2V

3134

5.6k

7105

LC7218

2124

4.7µ

7108

BC548C

2159

4.7n

3157

4.7k

3122

12.6V

3

VDO

3132

10k

2129

1µ

13.8V

3162

390E

10.6V

3152

COMP

MUTE

3190

47E

DIVIDER

PHASE

DETECT

10k

2112

22n

1

2

BZX79-C4V7

REF

PD1

21

+VCC

6101

3010

10k

13

XTLR

DIVIDER

CL

OUTPUT STAGES

3011 10k

2121 100n

VREFA

3304

12k

3305

+10

3306

-10

3308

12k

3307

3.3k

FM-DETECTOR

5.6k

10.8V

7

FM det

FM DET

FF 38KHz

VCO

13

0V9

5111

456kHz

FM osc

98.2 - 118.7MHz

AM OSC

from 7103

pin 30

AM osc

FM osc

19

FM in

1/2

Divi-

Coun-

der

ter

+V

3155 220E

3156

15k

7109

BC548C

2160

1.5µ

LDON

22

!

22

!

18

AM in

13.8V

OTD

2147 22n

17CLO

FO

23

SL

24

RA

22

2

16

3302

3.3k

IF out

19

AM-IF

15

LCTR

!

18

OTD

TO PIN

3016

80 OF

1k

IC7102

0V STANDBY 5V PLAY

TRAY

FROM PIN 12 OF IC7700

2301

22µ 16V

2300

330p

3300

22k

2303 270p

2309 270p

2304

33µ 16V

2149

10n

Universal

counter

2156

47µ

6

5

7300 B

NJM4560

2305

2306

4.7µ

100n

50V

7301 B

NJM4560

5

6

3309

2310

22k

330p

7104

5105

PILOT DET

BC558C

2114

22µ

3194

4.7k

9.3V

10

Mono/Stereo

FF 19KHz

90°

IF BUF

AM stop det

16

1.8V

3129

10k

V

0V

During communication micro processor in frontpane

HIGH=COUNT

3164

2148

47k

47p

FM-AM

10 5 4 3

16

HCTR

OUT1 CE2DATAout CL DATA

6

VT

varicap 2222 470p

LOOPFILTER

+5

3082

15k

3080

6.8k

+5

3062

15k

3060

7.5k

22

20

3071

10k

3015

1k

2.5V REST

0V OPENING

+5V CLOSING

83

3301

15k

-

7

+

4

+

3

-

3310

15k

from 7105 pin 14

VCO-KILL

FF 19KHz

0°

TRIQ

LED

DRIVE

2131

10µ

0V = no communication

ENABLE

2150

22n

E

20

VDD

SHIFT REGISTER LATCH

VSS

23

FROM C2150

E

OPTION MATRIX

3081

4.7k

2086

3.9n

3061

6.8k

2064

33n

+5

3070

15k

3072

6.8k

2070

2.7n

+5

3006

10k

3611

8.2k

3321

15k

FROM PIN 4

GNDA

3326

15k

3198

10k

3123

22k

Stereo indic

22

6.1V

3167

1k

3320

15k

OF IC7700

3325

15k

mono=low

stereo=high

1020

2081

2082 100n

2065 100n

22µ

16V

5

6

2062 33µ

16V

8

7

-

+

-

+

3074 15k

2072 180p

8

7

7080 A TCA0372

-

+

2

4

2083

22µ 16V

2

4

2063

33µ 16V

T160mA

3

1021

T160mA

3067 1

!

1

3066 1

7080 B TCA0372

7660 A TCA0372

!

1

2080 100n

3085

Uref

10k

2060 100n

3063

Uref

10k

3075

Uref

10k

!

8

-

1

7

+

7060 A

+5

3610

12k

+10

7060 B TCA0372

3612

12k

2

3

3323

15k

GNDA

KILLI

3328

15k

3

2

2115 470n

9.3V

11

Mute

17

2216

3165

1k

2163 470p

in0

7

6122 6121

6123

3159 100k

TCA0372

3614

12k

3615 1

!

2610 100n

2

5

-

3

6

+

3613

12k

!

-10+5

3322

15k

-

1

+

ELEKTRONIKI

8

7300 A NJM4560

3663

10k

3662

10k

-10

7301 A NJM4560

8

+

1

-

3327

15k

94

ANALOGUE SIGNAL

from 7105 pin 13

AM = LOW

FM/AM

2116 100n

3124

10k

PD

STEREO SWITCH

32251k3166

in1

8

SW-HIGH

3160 100k

4

3616

1

2302

4.7µ 50V

6660

BZX79/5V6

2311

4.7µ 50V

3.7V

FM=

0V

AM=

3196

0E

3.7V

18

AM/FMPhasedet

29

Tuning indication

21

5.4V

2215

V

4.5V

0V

off mute

V

1k

0V

in

out6

17

out4

13

out0

9

out5

14

out2

11

To R3207

!

2611 100n

93

GNDA GNDA

+5

7362

BC858

3664

10k

3665

560

GNDA

To C2147

AM-OSC

AM OSC

ALC

DECODER

2nd stop 1st stop

to R3126

2ND STOP

AM = low

0V

+10

2084

!

180p

2085 100n

-10

!

3086

22

+10

2066

2.2n

2061 100n

-10

3065

22

21

2071 100n

3073

22

3014

4.7

!

0V REST

+5V OPENING

-5V CLOSING

82

3617

22

2612 100n

ANALOGUE SIGNAL

3314

1k

3312

22k

7360

BC817-25

3360

1k

3361

1k

7361

BC817-25

3315

1k

3313

22k

3125

1.1V

30

AM oscout

AFL

AFR

12

CROSSTALK

0V

3131

to R3196

FM/AM

Mono = low

V

mono stereo

=FM

....V

=AM

= FM sign

= AM sign

3087

15k

12

19

1052-3

FOC+

1052-2

FOC-

18

!

0.5µs/DIV

3064

15k

23

1070-6

1070-5

SL-OUT+

SL-OUT-

20

0.5µs/DIV

!

22

0.5µs/DIV

2015

22µ 50V

1052-1

1052-4

1052-6

RAD+

RAD-

5V LASER

65

0.5µs/DIV

67

1071-4

1071-3

TRAY

75

10ms/DIV

76

0.2ms/DIV

77

1300-7

LEFT

2312

1.8n

GNDA

1300-6

GND

GNDA

1300-5

RIGHT

2313

1.8n

GNDA

V

0V

2nd stop 1st stop

3126

12k

2ND=LOW

2ND STOP from 7105 pin 17

SEARCH

LEVEL

2119

2117

3127

12n

5.6k

2118

3128

12n

5.6k

7120

BC548C

3186

10k

AM FM

to R3198

VCO-KILL

2.2µ

2120

2.2µ

3187

10k

KILL=LOW

14

23

15

V

0V

ELEKTRONIKI

V

0V

AM FM

84

85

19

21

23

+V

13.8V

6109

1N4148

2165

47µ

+14

+V

+14

+FM

3170

22k

3163

FM/AM

3171

10k

NOT FOR SHORT WAVE NOT FOR /17 AND /01 ONLY FOR /17 AND /01 ONLY FOR SHORT WAVE ONLY FOR FTZ NOT FOR FTZ

13.8V

13.6V

10k

0V

±44.4µs

10µs/DIV

stand by +5V

service mode SERVO xx

5V 0V

FM not moving

service mode FOCUS

5V 0V

FM is moving

service mode MOTOR

5V 0V

no tracking control

service mode RADIAL

5V 0V

tracking control

service mode SLEDGE

5V 0V

sledge not moving

5V

sledge out

0V 5V

0V

sledge in

eyepattern

2.5V

SERVICE POSITION SLEDGE, FOCUS, MOTOR: 0V SERVICE POSITION RADIAL: 5V

play mode

asynchronunous uP dependent

10 X 8 bits

continoue data

SERVICE POSITION SLEDGE 0V REST POSITION +5V WHEN SLEDGE IS MOVING

+5V REST POSITION OF TRAY 0V WHEN OPENING OR CLOSING

ACTIVITY DURING PLAY

SERVICE POSITION SLEDGE SL-OUT -2.6V SL-IN +2.6V

7157

BC338-40

3230

22k

7150

BC338-40

3231

22k

MUTE

AF-OUT

V

4.5V

0V

mute

3183

10k

+V

13.8V

3197

0E

OPTION DIODES

6121

-

X

-

X

X X

X = DIODE MOUNTED

0V

MUTE

BC858B

3184

3.3k

LOW = VALID SIGNAL

MUTE = LOW

STEREO = LOW

7108

BC558C

3172

4.7k

7107

BC848B

TUNER

7119

3185

10k

3173

22k

EUROPE /00 /05 USA /17 OVERSEAS /01 EAST EUROPE /14 JAPAN /06 EUROPE +SW OVERSEAS +SW

play mode

JST 1117

2224 220p

2225 220p

+V

5

3

6122

6123

-

X

-

X

-

X

-

13.8V

off

4

7-fold jst

1112

9

8

7

6

5

4

3

QRA

QCL

QDA

LEFT

GND

RIGHT

+V

STSIG

MUTE

STEREO

CE

DATAout

DATA

CLOCK

SERWIS ELEKTRONIKI SERWIS ELEKTRONIKI SERWIS ELEKTRONIKI SERWIS ELEKTRONIKI SERWIS ELEKTRONIKI

A

BCD

Baza Porad Serwisowych Baza Porad Serwi

A

Zestaw audio Philips FW21/20/21/22/37

GRID ASSIGMENT

ANODE CONNECTION

P14

+

LEFT SPKR

6 OHM

-

RIGHT SPKR

6 OHM

+

!

2324

~

100n

~

2323 100n

2325 100n

2326 100n

3307

!

100E

10G 9G 8G 7G 6G

aP1 aaaa

j, pP2 j, p j, p j, p j, p j

kP3 kkkk

hP4 hhhh

bP5 bbbb

fP6 ffff

mP7 mmmm

gP8 gggg

cP9 cccc

eP10 eeee

rP11 rrrr

nP12 nnnn

dP13

NEWS

dddd

SLEEP SW LW MW

-P15 ----

-P16 ----

7

120V

6

20V

2320

1N4148

T24

T25

100n

T26

T27

T28

A

6317

5

4

3

2

1

1321 1320

AC

11

AC

22

CT

33

P

44

55

6301

1N5392

2329*

100n

6302

1N5392

6314

3318

C5V1

1k

6315

1N4148

0V

120V

0V

T29

T30

T31

T32

T33

!

1303*

1305*

1306*

1304*

1308*

*1301

!

T45

1307

!

*1302

3308

!

10M

!

T40

CC

17

T41

CC

16

T42

CC

15

!

T34

CC

8

T35

CC

9

T36

CC

10

T37

CC

11

T38

CC

12

T39

CC

13

FOR -/37

120V VERSION

1261

120V

!

5001

!

AC

~

AC

1

10G 9G 8G 7G 6G 5G 4G 3G 2G

NEWS SLEEP SW LW MW AW PM FM

REPEAT SHUFFLE AUTO PROGRAM RECORD DOLBY B TIMER 12

TUNERCD TAP E 1 2 AUX

TO VOLUME PCB

I272

1270

TO SELECTOR PCB

(10G ~ 3G)

PART B POWER AMP

T1

4

L

2251

2µ2

T2

BB

T3

R

31

+14V

STDBY

PD

+13V

-30V

AC

32

5251

2252

2.2µ

T4

3

2

MUTE 2

1

10

9

8

7

6

5

4

3

2

1

a

j

h

k

f

g

e

r

n

p

d

3251

@

2255 @

3255 56k

BBB B

6320

1N4148

3286

22k

T5

T6

T7

T8

T9

T10

T11

T12

T13

T14

3252

@

2256

22V DC

-V

CC

@

A

M

D

3-5V AC

2282 10µ

3256

2316

b

m

c

3253

2265

470E

2267

2253

100µ

B

3282

2.7k

B

2266

3254

56k

470E

2254

100µ

BBB

!

BD675

!

2317

470µ 25V

2318

10µ 25V

DDD

6313 C3V9

1000µ

10V

6318

20 10k

B

7304

3305

1G

ELEKTRONIKI

3261 56k

CC

!

3283

100E

+

-

!

7251

STK4122

@

+

-

2276

3281

1k

-V

CC

2.7k

6308

C13V

7306

BD236

3311

2277 47n

B

2286

47µ 50V

12

13

2271

100n

2269

100p

2273

100p

!

B

3265

4.7E

3257

2.2k

15

3284

!

7

220E 2W

4

3258

2.2k

5

2258

47µ

10

2274

100p

8149

47n

22µ 63V

2308

2272

2270

100p

B

3266

4.7E

3280

1k

!

2284

3262

56k

3314

39k

470µ 25V

7303

BC558B

3316

33k

3315

10k

!

3.9k

3310

47E

2313

2309

2.2µ

470µ 63v

560p

100p

2268

560p

00µ 35V

+V

11

18

17

16

6

3

1

2

100p

100

3304

!

2315

100n

3313

1251

@

T22

5253

CIRCUIT

BREAKER

2257 47µ

2259 100n

3263

4.7E

3259

2.2k

3264

4.7E

3260

2260

2.2k 100n

1252

@

5254

T23

CIRCUIT

BREAKER

3306

2.2k

6309

C6V8

2.7k

3312

7302

2.2k

BC548B

3317

10k

STEREO

kHz MHz

!

+V

CC

2300

@

-V

CC

BD234

2303

10µ

2306

1n

3321

4.7k

EDIT

PAUSE

1260

T18

T19

T20

T21

2321 100n

2322 100n

2301

@

7300

!

2302

3301

68E

3302

68E

3303

56E

AM D

7301

BC548B

1

2

3

4

+-

@

5

AAM PM FM

N

L

B

Baza Porad Serwrwisowych

5G 4G 3G 2G 1G

aaa

j, p j, p j, p

kkk

hhh

bbb

MHz

PAUSE

EDIT

STEREO

fff-

mmm -

ggg-

ccc-(TIMER)

eee-

rrr-

nnn-

ddd-[TAPE]

AM PM FM

-

---

----

7 ION

67240V

20V

N

AC

L

AC

5

4

0V

3

120V

2

0V

1

CC

7

CC

6

CC

5

CC

4

CC

3

CC

2

1

CC

67120V

10V

5

4

0V

3

120V

FOR -/20, -/22, -/28

220V VERSION

T43

T44

230V

120V

1262

FOR -/25, -/30

240V VERSION

!

1261

~

220V

REPEATkHz

SHUFFLE

PROGRAM

RECORD

DOLBY B

(TIMER)

[TUNER]

!

1261

~

240V

12AC

AC

AUTO

TIMER

[AUX]

[TAPE]

[CD]

1

2

1

2

1261

120V/ 230V

CD CIRCU

(65)

P37

NOTE:

NUMBER IN (**) ARE PIN NUMBER OF 7400

(64)

USE ALSO:-

3139 118 8093 SH130-2

3139 118 8093 SH130-3

P36

(63)

P35

(62)

P34

(61)

P33

(60)

P32

(59)

P31

(58)

P30

(57)

P87

(56)

P86

(55)

P85

(54)

P84

(53)

P83

(52)

P82

(51)

P81

FROM 3139 118 80 93 SH 2 OF 2

(50)

P80

P77

P76

P75

P74

P73

P72

P71

P70

P67

P66

P65

-30V

AC 2

AC 1

+5V

GND

©

-30V

3460 1k

2460

100p

3461

D

(49)

(48)

(47)

(46)

(45)

(44)

(43)

(42)

(41)

(40)

(39)

ELEKTRONIKI

BC546

7460

+5V

100k

2469 100p

2468 100p

2467 100p

2466 100p

2465 100p

2464 100p

2463 100p

2462 100p

2461 100p

NC -30V

-22V

+5V

D

-22V

5V ~

Fx

NP

NC

= FILEMENT PIN

=NOPIN

= NO CONNECTION

xG = GRID PIN

Px = ANODE PIN

LEGEND

PIN NO.

12

3

4

5

6789

1

0

1

2

1

3

1

4

1

5

1

6

1

7

1

8

1

9

2

0

2

1

2

3

2

4

2

5

2

6

2

7

2

8

2

9

3

0

3

1

3

2

3

4

3

5

3

6

3

7

3

8

3

9

IC 7251 VOLTAGES

Pin No FW20 FW30

1

-0.1V

0V

-13.4V

-1.2V

0V

-15.5V

-16.0V

-16.2V

0V

16.4V

15.3V

0V

-16.2V

-1.2V

0V

-0.1V

0V

-18.5V

-1.0V

0V

-21.3V

-22.0V

-22.1V

0V

22.1V

21.0V

0V

-22.1V

-1.0V

0V

-0.1V

2

3

4

5

6

7

8

9

!

TRANSISTOR VOLTAGE

~

Pin No ITEM NO

7300 7301 7302 7303 7304 7306

e b

21.5V

20.8V0V0.6V0V0V

6.7V

6.2V

13.0V

12.3V

-30.0V

-29.2V

10

11

12

13

14

15

16

17

CONNECTION

F

1

F

1

N

P

N

P

N

C

N

C

N

C

G

1

0

G

9

G

8

G

7

G

6

G

5

N

C

G

4

G

3

G

2

G

1

N

C

P

1

P

2

P

3

P

4

P

5

P

6

P

7

P

8

P

9

P

1

0

P

1

P

1

2

P

1

3

P

1

4

P

1

5

P

1

6

N

P

N

P

F

2

F

2

1401

FRONT CIRCUIT II

+5

3717 10k

NRST

STANDBY

SIDA

SICL

SILD

KILLI

1052-7

1052-9 1052-10

1052-12

1052-8 1052-11

1052-5

CONN 1052 TO CDM V

2502

1000µ

16V

2052 22µ 16V

3718 10k

7040

BF840

3058

1k

2045

47p

3055 120k

2049 180p

2503 100n

+5

3502

0V 5V

c

+5

3040

100

2040

22n

3 3

3043

30k

20

47

30 12

20 18

-10

1E

!

1500-3

TO PIN1

OF IC7000

FROM PIN 25-26-27

OF IC7000

+5c

D2 D3

D4

D1 D5

GND

TO R3662-3663

1071-1

+5

3716 10k

3717 10k

0V STANDBY 5V PLAY POSITION

3710

10k

+5c

5

3040

100

2040

22n

0

3042

0

330k

3043

30k

2046

47p

3056 120k

2050 180p

-10

E

3501 1E

!

1500-3

GND

3041

39k

2041 180p

+10

1500-1

C

GND

1070-1

3711 3.3k

3715 3.3k

+5

3701

!

3.3

2702

33µ 16V

3044

1k

7041

BC848B

2047

2048

100p

18p

3057

56k

2051 330p

2504 100n

!

1500-2

+5c

3714

2200µ

10k

2703

22n

3045

100

7042

BC858B

3046

1k

3048

100

3049

430

SD2 SD3 SD4

D1 D5

TY40408

2500

16V

TRAY

1071-2

85

+5

3047

430

2042

22µ 16V

TO DISC2 IC7000

7500

SLEDGE

SWITCH

+5c

3713

33

34

36

11

10

37

35

3550

560

6550

84

1070-2

10k

32 31 30 29

3210

4

5

7

0

1

9

2

8

3

7

4

I/O PORT A

6

5

6

4

7

2

TCAP

&

TCMP

CLOCK

VDD

40 1 39 38 12 13 14 15 16

+5

3551

1k

7550

BC858

3552

3V9

22k

3050

430

2043 330p

3051

1.8k

FROM PIN 19 OF IC7700

2019

22n

!

FROM PIN 10

2501 100n

RESET

TIMIING

2044 180p

STAD

STANDBY

OF IC7700

+5

MC68HC05C8

IRQ

2550

2.2n

7043

BC848B

3106

1k

2109

1µ

50V

9055

7700

3553

3052

CPU

XTAL2

XTAL1

3700

220k

1700 4MHz

TRAY

3144

22k

RESET

7044

BC848B

3053

3.9k

6103

1N4148

TO R3611

TO PIN 28 OF IC7102

3054

100

2106 100n

+5

BC858

-10

1k

1.8k

3112

2.2M

28027126225

3

4

I/O PORT CI PORT D

5

6

7

ELEKTRONIKI

RAM

ROM

I/O PORT B

01234

QRA

QDA QCL

TO PIN 23-24-25 OF IC7102

PWMA

3100

2.2k

2101

47p

+5

3103

!

3.3

41 VDDA

2107

100µ

10V

35 VSSA

39 HFT

FROM PIN 13

3.9k

3109

2.2k

2111 100n

PWMA

OF IC7700

34 HFD

36 PD

37 OC

66 67

68 69 74 75 76

77

78

12

7141

BC848

7140

3146

10k

2110

2108

22n

33p

3147

STAD

7

6

5

VSS

TEST1 TEST2

TEST3 TEST4 TEST5 TEST6 TEST7

TEST8

TEST9

2102

2.2n

24

23

22

21

20

19

18

17

3719 10k

3720 10k

3721 10k

3142

3148

47k

65

HF1

26

47k

DETECTOR

MHAL

DATA

STROBE

1300-1

1300-2

3723

1k

+5

3722 1k

+5

3708 10k

3707 10k

2704

2.2n

LOW PULSES DURING

SEARCH, NEXT, PREVIOUS

90

+5

STDA

TO R3106

A

3101

22k

2105 330n

3102

CFB

DATA

DEMOD

SLICER

PHASE

VCO

MOTOR

CONTROL

PWMA

PWMB30MACC

28

29

31

+5

3140 100k

3141 100k

5

-

6

+

2141

7660

47n

TCA0372B

330µ

424038

IREF

MBRA

+5

2103

16V

1300-3

22k

3

ACK

3724

1k

3706 10k

2125

4.7n

SUBCODE

!

+5

67

3105

2704 100n

3.3

!

RESET

28

FROM

IC7000

QTD

AM

3143

2140 100n

RESET

1300-4

VCC

80

33

22

TO PIN 1 OF IC7700

FROM CDM

26 1

CS2

A8

A9

A11

A10

A12

A7

A6

2

25

24

23

21

3

4

21

20

19

18

17

16

15

A9

A8

A7

A6

A11

A12

A10

ERCO CONCEALMENT

VSSD27VDDD79VDD

2112 100n

1070-3

1070-4

A5

DIGITAL OUT TIMING

A

2018 100n

NC

A5

5

SD2

SD3

SD4

D5

D1

2000

1.5n

7101

FC61C65L

A4

A3

6

7

+5A

Uref

3000

10k

3002

10k

3003

10k

3005

10k

2001 560p

A2

A1

A0

WE

I/04

8

9

I/05

10

27

15

16

3001

3004

I/06

17

2017 22µ

16V

10k

2004

2003

220p

2007

2006

220p

10k

GND

OE

CS1

I/07

I/08

I/03

I/02

I/01

18

19

13

12

11

14

22

20

2016 100n

2005 220p

2008 220p

3012

1k

3013

1k

2009 100n

5

D1

6

D2

7

D3

8

VRL

9

D4

10

R1

11

R2

4

VRH

FROM PIN 14-15-16

OF IC 7700

QRA

QDA

A/D

GENERA

QCL

3008

V REF

75

14

13

12

11

10

9

22

1

2

3

4

5

6

7

8

A4

A3

A2

A1

A0

D0

D1

D2

D3

D4

D5

D6

NSHAPE

3119 560

STANDBY

FROM PIN 10

OF IC7700

D7

7102

SAA7341

DIFT. LEFT DAC

DIFT.

RIGHT

DAC

KILL

2116

1µ

50V

WE

RAM INTERFACE

S/P CONV.

1570

2114

47p

48x UP

S/P CONV.

48x UP

3110

1M

2115

47p

DIGITAL

FILTER

4x

X-TAL

CLOCK

DOBM73VSS71XIN72XOUT70ST59NC658NC565KTC64KO49DE1L47DE2L54DE1R56DE2R

32

16.9344MHz 2117

4.7n

23

24

DA

R/A

MIC. PROC. INTERFACE

SUMMING

OP-AMP

SUMMING

OP-AMP

3117 1.8k

25

CL

3.3

2010

VSSD

2011 100

22µ 16V

CL

76

2118

4.7n

VSS

3

44

NC1

3118 1.8k

n

+

T

VssA

V

VR

O

D

O

V

D

3008

3.3

V REF

5

56

2010

2011 100n

22µ 16V

2118

4.7n

CL

76

44

NC1

VSSDACR

DE2R

3118 1.8k

+5

3007

!

3.3

2012 33µ

16V

+5

!

28

20

12

VddA

VddD2

VddD1

7000

TDA1301T

CL CL CL

PREPROCESSING

MIC PROC

INTERFACE

CL

SIDA

VssD3VssA

SICL25SILD1NRST14TS115TS1

26

27

21

SICL

SIDA

TO PIN6-8-9

OF IC7700

+5

3111

!

22

77

46VDDL

57VDDR

45NC2

51VREFL

52VREFR

2122

62NC4

330µ

16V

61NC3

43OUTL

63DEEM

60OUTR

48VSSL

55VSSR

50VSSDACL

53

ANALOGUE SIGNAL

3009

1M

1002

8.46MHz

19

18

XTLO

X-TAL

OSCILLATOR

CONTROL

FUNCTION

CL

CONTROL PART

3017 1k

SILD

NRST

2119

2120

100µ

100n

10V

2123 100n

ANALOGUE SIGNAL

91

92

3010

10k

13

XTLI

XTLR

DIVIDER

CL

OUTPUT STAGES

LDON

3011 10k

FROM PIN 10 OF IC7700

2121 100n

VREFA

3303

18k

3304

12k

3305

22

+10

!

3306

22

-10

!

3311 18k

VREFA

3308

12k

3307

OTD

+5

3082

15k

3081

OTD

TO PIN

80 OF

IC7102

0V STANDBY 5V PLAY

TRAY

6

5

6

+5

+5V CLOSING

3301

15k

-

+

4

+

-

3310

15k

3080

6.8k

3062

15k

3060

7.5k

22

20

3071

10k

3015

1k

2.5V REST

0V OPENING

83

7

3

2086

3.9n

3061

2064

33n

+5

3070

15k

2070

2.7n

+5

3006

10k

3611

8.2k

GNDA

3326

18

17CLO

FO

23

SL

24

RA

22

2

16

3016

1k

FROM PIN 12 OF IC7700

3302

3.3k

2301

22µ 16V

2300

330p

3300

22k

2303 270p

7300 B

NJM4560

2305

2306

4.7µ

100n

50V

7301 B

NJM4560

2309 270p

3309

2310

22k

330p

2304

4.7k Uref

6.8k Uref

3072

6.8k

3320

15k

3321

15k

3323

15k

GNDA

KILLI

FROM PIN 4

OF IC7700

15k

3325

15k

2080 100n

3085

10k

2060 100n

3063

10k

3075

Uref

10k

+5

3610

3614

12k

3615 1

+10

7060 B

TCA0372

3612

3613

12k

3322

15k

2

-

3

+

ELEKTRONIKI

8

-10

3328

15k

8

3

+

2

-

3327

15k

ANALOGUE SIGNAL

2082 100n

2065 100n

5

6

!

7300 A

NJM4560

3662

10k

7301 A NJM4560

2081

22µ 16V

5

6

2062

33µ 16V

8

7

8

7

8

7

!

-

+

-10+5

1

3663

10k

BZX79/5V6

1

94

2

-

+

4

2083

22µ 16V

2

-

+

4

2063

33µ 16V

3074 15k

2072 180p

-

+

7080 A TCA0372

-

+

7060 A TCA0372

2

4

3616

1

6660

1020

T160mA

3

1021

T160mA

3067 1

!

1

3066 1

3

2302

4.7µ 50V

2311

4.7µ 50V

2610 100n

100n

+10

2084

!

180p

7080 B

TCA0372

2085 100n

-10

!

3086

22

!

+10

2066

2.2n

7660 A

TCA0372

2061 100n

-10

3065

!

22

!

21

1

2071 100n

3073

!

22

3014

4.7

1

2015

!

22µ 50V

0V REST

+5V OPENING

-5V CLOSING

82

3617

!

22

2612

2611

100n

ANALOGUE SIGNAL

93

3314

1k

3312

22k

7360

BC817-25

GNDA GNDA

+5

3360

7362

1k

BC858

3664

3665

GNDA

10k

560

BC817-25

3313

22k

3315

7361

GNDA

3361

1k

GNDA

1k

3087

15k

3064

15k

GNDA

19

1052-3

1052-2

23

1070-6

1070-5

1052-1

1052-4

1052-6

1071-4

1071-3

1300-7

2312

1.8n

1300-6

1300-5

2313

1.8n

FOC+

FOC-

SL-OUT+

SL-OUT-

RAD+

RAD-

5V LASER

TRAY

LEFT

GND

RIGHT

12

0V

10µs/DIV

service mode SERVO xx

0.5µs/DIV

5V 0V

FM not moving

service mode FOCUS

5V 0V

FM is moving

18

service mode MOTOR

0.5µs/DIV

5V 0V

no tracking control

service mode RADIAL

5V 0V

tracking control

20

service mode SLEDGE

0.5µs/DIV

5V 0V

sledge not moving

5V 0V

2.5V

sledge out

sledge in

22

65

0.5µs/DIV

SERVICE POSITION SLEDGE, FOCUS, MOTOR: 0V

67

SERVICE POSITION RADIAL: 5V

75

10ms/DIV

asynchronunous uP dependent

76

0.2ms/DIV

77

SERVICE POSITION SLEDGE 0V REST POSITION

84

+5V WHEN SLEDGE IS MOVING

+5V REST POSITION OF TRAY

85

0V WHEN OPENING OR CLOSING

ACTIVITY DURING PLAY

19

ACTIVITY DURING PLAY

21

SERVICE POSITION SLEDGE SL-OUT -2.6V

23

SL-IN +2.6V

±44.4µs

eyepattern

play mode

10 X 8 bits

continoue data

play mode

stand by +5V

QRA

1

QCL

QDA

3

10V

2

6318 C3V9

3

2

TO CD MODULE

1

1322

-VCD

CD

+VCD

22V DC

T15

T16

T17

PART A

3319

2.2k

POWER SUPPLY

COMBI CIRCUIT DIAGRAM

VOL./HEADPHONE

1530

1

2

3

P

4

2

5

6

1531

1

2

3

4

16

5

Rhp

17

6

Lhp

7

Lhp

8

Lge

9

10

Rge

1

+12V

2

M

3552

3

220E

ON/OFF

4

+5V

5

5V

VOL DOWN

6

0V

VOL UP

2.5V

12

BUZZER

13

BASS B

14

mute 2

15

mute 1

18

+14V

19

20 21

22

200

3.5V 6544 C5V6

LED

3534

3544

0.7V

on

1k

3545

1k

2.5V

3532

8.2k

3530

4.7k

2530

22n

3531

4.7k 3533

8.2k

AGEA

2531

22n

Remote Vol / motor control

3551

off

on

7548

BC548B

1N4148

3556

3.3k

6547

50kB

M

3534R

3534L

220E

7544

BC338/40

0.7V

7546

BC328/40

3546

1k

8

0V

M

Vol. Control

7530

BC548C

AA A

7531

BC548C

AA

3320 10k

0

10V

+-

3534 (MOT)

3586 390E

Dbb

3587 390E

3

V

3

2315

1000µ 35

2314 22µ

63V

+12V

3550

220E

2544 220µ

M

2511

M

2556

10µ

3584 1k

6551

1N4148

7532

BC338-40

7533

BC338-40

2533

1.2n

A A

3549

7545

BC338/40

1110

5.1V

7547

BC328/40

A

2537 100µ

4

220E

0V

1N4148

A

6312

6311

6546

3592

220E

23

C15V

C13V

3547

1k

on

off

7549

BC548B

3585

470E

3536

1k

3538 390E

3537

1k

3539 390E

3

6

6550

470µ

5.6V

M

A

6545 C5V6

off

3589

33k

2305 470µ

16V

2304

1000µ

16V

0V

LED green

3591

A

2309

2.2µ

3517

18k

3529

28

47k

3528

3540

1M

3541

1M

2526

GEA

3535

A

3516

18k

3514

6.8k

27

2518

1µ

3515

6.8k

3555

26

25

22k

2553

10µ

1µ

2519

3.3k

A

2532

33p

24

2527

39k

47µ

10k

2520

22n

7516R

100p

4.1V

3518

BA15218

8

6.3V

5

+

2528

680p

-

4

6

6.3V

3520 18k

1.8k

31

3554

22k

33

A

6.3V

2

680p

3

6.3V

BC556B

7534

BC338-40

7535

BC338-40

2522 470p

2523 470p

3521 18k3519

+

-

32

7553

6549

C5V1

7516L

BA15218

GEA

29

2534

A

10µ

2521

10µ

30

2535

GEA

3553

22k

3542 390E

3543 390E

231

9

6307

1N4148

2335 100n

2332 100n

1N4002

6304 6306 6303 6305

1N4002 1N4002

2331 100n

2539

100µ

GEAGEA

6.3V

7

2524 100µ

2525 100µ

1

6.3V

2538 47µ

AA

6315

1N4148

2312

470µ 50V

2333 100n

1N4002

2334 100n

+14V

3524

4.7E

!

3522

5.6E

Headphone Amp

3523

5.6E

+14V

3588

4.7k

6548 C4V7

34

MUTE2

35

36

A

37

1.6V

T43

CC

!

14

1309

2330*

100n

MIC MIX

NOT FOR FW20/20 FW

ONLY FOR VERSIO

5520

3526

2.2k

GEA

5112

5521

3527

2.2k

GEA

4

R

3

2

TO POWER PCB

L

1

1532

MIC MIXING

DIGITAL SOUND

NOT FOR FW20

CD/CASSETTE KEY BOARD

CIRCUIT IN DOTTED LINE IS

NOT FOR FW20 & FW30

+5V

89

16

3904 10k

90

15

2900 10µ

D

9101 2 3

ELEKTRONIKI

B

1926 led

+5V

16

8

15

D

2904

1.2n

3903

330E

88

7901

HCT4094

+5V

3901

3900

A

330E

3902 330E

86

85

B

1924 led

330E

87

A

1923 led

1925 led

SERWIS ELEKTRONIKI SERWIS ELEKTRO

1907A1909

1911A1925

CD/SYN

1900

REC

/PAUSE

1908A1923

B

6906

1N4148

84

12

1111 12 13 14 7 6 5 4

* FOR FW40 FAMILY

A

1910

1924

A

83

910 2

6901

1903

13

A

1N4148

N/SPEED

1905

H/SPEED

1901B1926

DOLBY

1904 1906

AUTO/R

6902

1N4148

82

14

7900

HCT4094

2902

1

* 1.2n

2.7n

B

1902

B

6900

1N4148

81

7

6905

80

1914

REPEAT

1913

SCAN

1912

SHUFFLE

1N4148

6

3

1915

P/REVIEW

1917

1916

1922

6904

79

EDIT

CLEAR

PLAY/P

1N4148

5

1918

OP/CLOSE

1919

1920

1921

6903

78

REV

4

+5V

1N4148

8

D

67

key 0

68

key 1

69

key 2

70

key 3 71

sr CLK

72

DATA2

73

DATA1

74

str 1

75

str 3

76

77

52

key 0

key 1

key 2

key 3

CLK

DATA2

53

DATA1

str 1

str 3

+5V

1929

DATA1

str 1

str 3

D

+5V

1930

DATA2

CLK

key 3

key 2

key 1

D

key 0

JAZZ

CLASSIC

POP

Defeat

LOGIC TA

S0

1

0

1927

1

2

3

4

5

6

1928

1

3

4

5

D

6

+5V

B

C MIXER

38

39

40

41

120V

2

0V

1

2503

3500

1µ

47E

3508

2.2k

AA A

2508 100p

1262

!

42

7.4V

2514

680p

7.4V

2510

56p

AA

16

0V

21.5V

0V

0.9V

6.7V

0V

6.2V

1.3V

e

20.8V

14.0V

0.6V

20.6V

b c

NOTE FOR ITEMS MARKED @

ITEMS

7251

6300

2300 2301

1251 1252

3251 3252

2255 2256

FW30

FW20

STK4112

-

D3SB

3300µ

/25V

1.75A 2.0A 2.5A

22k 10k 3.3k

100pF 270pF 680pF

STK4132

D5SB

3300µ/35V

FW40

D5SB

Item

marked

*

1301 1302 1303 1304 1305 1306 1307 1308

2302

V

A

7501A

NJM4560D

3

+

1

2

-

2516

56p

3504 100k

3506

470E

2506

10µ

2554 10µ

7.4V

3507

2512

20kA

56p

AA

2555

10µ

3548 100k

2200µF 3300µF

3512 100k

AA

3513

47E

2509 100p

A

B

2515

C

2511

56p

AA

2500

47µ

43

7.4V

680p

7.4V

1309

3509

3510

12k

5

+

6

2517

330p

3505

8.2k

2507

1µ

63V

13.0V

12.3V

21.5V

10k

NJM4560D

3503

12k

FW40

All

versions

except /37

2A

1A

0.63A

-

0.63A

V

7501B

7

A

7.4V

-

30.0V

-29.2V

-47.2V

versions

/37 /37

except /37

3.15A

1.25A

2A

1.25A

+14V

3511

470E

44

12V

2501

22n

AA

2513

56p

A

17

18

FW30 FW40

All

5A

3.15A

1.25A

1A

1.25A

0.63A

2A - 1.6A 2A

-

1.25A

0.63A

2502

+14V 1

100µ

2505

10µ

2504

10µ

-0.1V

Other

version

0.63A

A

0V

-0.1V

/33 /37

4A

5A

TUNER UNIT

1A

1.25A

0.63A

1.25A

0.63A

+FM

3100

150E

2103

47µ

A

FM AN 1110

50

45

+14V

46

2

47

gnd

3

48

R

4

D

3101 150E

!

2101 470p

VDD

1

ant

4

3105

5.6k

VT

varicap

13.8V

!

3102

12.4V 9V/14

6

1101

58

3233

1k

1120 8W

2.4V

VREF

2104 220n

osc outvaricap

3

agc

if out

SW-FRO

2227

FM-F

2102

7

2211

0 150

-10

310

0E

310

0E

31

2

8

111

101

001

01

0

66

7560

BC549C

65

64

7561

BC549C

63

V

C

6.2V

22n

2560

270k

3564

3562

1k

3560

2.7k

AA

3572 470k

V

C

6.2V

2561

270k

3565

3563

1k

3561

2.7k

AA

3573 470k

3568 470k

470k

3566

2564

4.7n

2562

10n

MN4066

3574 12k

3594

2574

0.68µ 100k

AA

3569

22n

470k

3567

2565

4.7n

2563

10n

MN4066

3575 12k

3593

2573

0.68µ 100k

AA

7564

7565

V

B

6.2V

14

12

11 10

6

98

5

43

13

1

2

7

AA

V

A

6.2V

14

13

12

5

34

6

89

12

11

10

7

AA

2566

8.2n

2567

8.2n

2568

100p

2569

100p

ELEKTRONIKI

AA

62

V5

3582 100k

61

7562

BC548C

AA

3578

AA

3576 1k

3583 1k

3577 1k

2576

3596 120k

3595 120k

3597 470k

3598 470k

V

C

6.2V

V5

59

6.2V

V

A

60

6.2V

47k

V

B

2570

1.2n

10µ

9570

54

2575

10µ

!

2571

1.2n

3570

3571

56E

100µ

3559

2.2k

2572

56

220µ

58

57

2559

1561

50

51

49

52

53

A

55

+14V

3579

4.7E

3580 330E

3581 270E

1

s1

W

B

1.3-2V

1.3-3V

7-10.5V

1.3-2V

7-9V

8.5V

1.1V

8.5V

SHORT

AM-FRA 1111

0

/0 /00 /14 /14 /08 /08 /00

±

0.1V /00

±

0.3V

1V

/00

±

0.1V /01

±

0.1V

0

/0

±

0.3V /01

±

0.3V /01

±

0.1V /01

±

0.3V

0

/0

±

0.1V /00

±

0.3V

2

s0

3

s2

4

R

5

6

L

7

Varicap voltege

108MHz

FM :

87.5MHz

FM

:

65MHz

FM

:

108MHz

FM

:

78MHz

FM

:

90MHz

FM

:

279kHz

LW

:

153kHz

LW

:

1 611kHz

MW

:

1 710kHz

MW

:

522kHz

MW

:

530kHz

MW

:

12.1MHz

SW

:

3.9MHz

SW

:

18.1MHz

SW

:

5.9MHz

SW

:

B

0 150

1500150

-10

+10

FM-FRONTED

3103

0E

3104

0E

2102

3106

82E

7

2106

4.7p

2211

5122

2223 220n

3107 100k

2200

0

GND

7101

2SC1047

15

23

CONN 1500 TO POWER SUPPLY

5103

10.7MHz

+FM

13.8V

3108 470E

2219

5101

220n

2107

82p

SW-OSC

2198

6105

2201

3203

3204

varicap

2199

2.4V

VREF VREF

VT

5123

13.8V

12

5

+V

3205

-10

+V

13.8V

16

7153

10 11 9 8 7 6

7152

3207

SW=high from IC7105 pin 11

1

TTM+ TTM-

TO TORNTABLE MOTOR

10.8V +VCC

to R3152

+FM

3113 220E

13.8V

AM-IF

2113

FM-IF

3118 220E

2108

22n

3200

0E

91169117

3115 390E

14

13

4

2163

3

3148

150E

13.8V

SW

3145

270E

7115

BF245B

2161 220n

+V

2162

22n

VREF

3114

4.7k

7116

2SC1047

3116

4.7E

C

3135

0E

3202

0E

5114

2.4V

3117 330E

2121

220µ

5113

10.7MHz

2109

2110

22n

2.2V

1

FM IF in

2.2V

2

22n

28

Vref

7103

LA1851N

27

AM in

AMosc

28

AGC

25

2123

2221

4.7µ

2.2V

24

AM IF in

AM IF

FM IF

V REQ

AM RF AM DET

AM

5

3236 0E 31330E2128

3223

2125

470k

10n

3121

2.7k

58p

5110

6

2.2V

8

3.8V

FM

AM det

7

15n

12.8V

26

AM IF out

AM MIX

FM

LEVEL DET

AGC

ANTI BIRDY

FILTER

5106

5104

M

F

AM-FRAME-SOCKET 1111

/00 /01 /02 /05 /10 /17 /00 /01 /02 /05 /10 /17 /14 /14 /08 /08

V

/00 /02 /05 /10 /14 /00+SW

V

/00 /02 /05 /10 /14 /00+SW

V

/00 /02 /05 /10 /14 /00+SW

V

/01 /06 /17 /01+SW

V

/00 /02 /05 /10 /14

V

/01 /06 /17 /01+SW

V

/01+SW

V

/01+SW

V

/00+SW

V

/00+SW

AM-FRONTEND

3140 820E

+V

13.8V

1.8k

3141

3240

BC338-40

BC848B

3241

0E

1.8k

7114

7111

7110

BC338-40

3142

4.7k

2140

3144

MW

6

5107

5

2

3

1

4

3

4

2143

68p

30p

2

5109

6

1

LW

3143

330E

820E

1

ELEKTRONIKI

6102

10p

2141

Varicap

2

3 2144 220n

31543153

2145 510p

5

3148 100k

3147

5.6k

VT

2146 430p

AM-OSC

7112

2SC1047

3149

4.7k

LW

2196

10p

2142

30p

VREF

2.4V

2197

MW-LOW

VREF

2.4V

5108

7.5V

0V

V

MW LW

+5

7.2MHz

5.5V

21521µ2151

2155

18p

+V

3150 580E

7113

BC548C

470p

2154

15p

13.8V

5112

2.5V

2.7V

1

Xi

X

24

3

4

C

VREFA

3307

3.3k

2304

33µ 16V

ANALOGUE SIGNAL

R3152

IF out

T

5104

FM det

13.8V +V

3120

!

33E

from 7105 pin 14

VCO-KILL

3198

10k

mono=low

stereo=high

from 7105 pin 13

AM = LOW

FM/AM

FM=

AM=

3.7V

To C2147

AM-OSC

0V

V

FM-DETECTOR

0V

3125

SEARCH

2nd stop 1st stop

3126

12k

2ND=LOW

2ND STOP from 7105 pin 17

LEVEL

12.6V

3

VDO

2112

2116

9.3V

11

100n

3196

3124

0E

10k

3.7V

18

AM/FMPhasedet

29

PD

AM OSC

1.1V

30

AM oscout

7104

2114

22µ

BC558C

3194

4.7k

9.3V

10

Mono/Stereo

3123

22k

2115 470n

3122

2210 100µ

5.6k

FM DET

10.8V

7

FM det

22n

5105

PILOT DET

4

3127

5.6k

3128

5.6k

7120

BC548C

3186

10k

2117

2118

2119

2.2µ

12n

MUTE

2120

2.2µ

12n

+V

13.8V

3187

6109

10k

1N4148

2165

47µ

7119

BC858B

3184

3.3k

3185

10k

3230

3231

22k

7157

BC338-40

7150

BC338-40

4.5V

MUTE

AF-OUT

0V

3183

10k

JST 1117

2224 220p

2225 220p

13.8V

+V

V

off

mute

LEFT

GND

4

2

RIGHT

+V

2.2V

3132

2129

IF out

19

FF 19KHz

90°

IF BUF

COMP

MUTE

1

10k

AFC

4

2V

3134

FF 38KHz

VCO

13

0V9

2124

5111

4.7µ

5.6k

AM stop det

16

1.8V

3129

10k

2131

10µ

FF 19KHz

0°

TRIQ

LED

DRIVE

Stereo indic

22

6.1V

Mute

17

STEREO SWITCH

Tuning indication

21

5.4V

2215

ALC

DECODER

12

0V

AFL

AFR

CROSSTALK

3131

14

23

15

2

VREF

1µ

456kHz

V

4.5V

0V

off mute

7-fold jst

6123

1112

9

STSIG

8

MUTE

7

STEREO

6

CE

5

DATAout

4

DATA

3

CLOCK

-

X

X X

-

+V

13.8V

OPTION DIODES

6121

6122

-

X

-

X

-

X

-

X

5

3

LOW = VALID SIGNAL

13.8V

13.6V

MUTE = LOW

STEREO = LOW

7108

BC558C

0V

3172

4.7k

7107

BC848B

3197

0E

3173

22k

EUROPE /00 /05 USA /17 OVERSEAS /01 EAST EUROPE /14 JAPAN /06 EUROPE +SW OVERSEAS +SW

X = DIODE MOUNTED

TUNER

V

0V = no communication

HIGH=COUNT

ENABLE

3164

47k

2150

22n

E

10 5 4 3

20

VDD

OUT1 CE2DATAout CL DATA

VSS

23

E

OPTION MATRIX

6

VT

varicap

2216

3167

1k

2163 470p

SHIFT REGISTER LATCH

6122 6121

FROM C2150

6123

3159

100k

32251k3166

3165

1k

in1

in0

8

7

SW-HIGH

3160 100k

LOOPFILTER

1k

in

out6

out4

out0

out5

out2

11

To R3207

V

0V

2nd stop 1st stop to R3126

2ND STOP

17

AM = low

13

9

14

V

0V

....V

0V

to R3196

FM/AM

Mono = low

mono stereo

=FM

=AM

= FM sign

= AM sign

V

AM FM

to R3198

VCO-KILL

KILL=LOW

ELEKTRONIKI

V

0V

AM FM

+14

+V

+14

+FM

3170

22k

3163

FM/AM

3171

10k

NOT FOR SHORT WAVE NOT FOR /17 AND /01 ONLY FOR /17 AND /01 ONLY FOR SHORT WAVE ONLY FOR FTZ NOT FOR FTZ

10k

18

AM in

13.8V

2147

22n

AM-IF

15

LCTR

!

0V

During communication micro processor in frontpane

2149

2148

10n

47p

FM-AM

16

HCTR

Universal

counter

2156

47µ

2222 470p

FM osc

98.2 - 118.7MHz

AM OSC

7108

FM osc

19

FM in

1/2

Coun-

ter

BC548C

7109

3155 220E

3156

15k

2160

1.5µ

from 7103

pin 30

AM osc

Divi-

der

+V

13.8V

3162

!

390E

3190

6101

47E

51 0p

1

Xin

Xout

24

54

8V

3151

4.7k

20

VDD

out3

12

10.6V

3152

10k

BZX79-C4V7

REF

DIVIDER

PHASE

DETECT

+VCC

PD1

21

3158

2158

4.7n

4.7k

7105

LC7218

BC548C

2159

4.7n

3157

4.7k

S ELEKTRONIKI SERWIS ELEKTRONIKI

D

Baza Porad Serwisowych Baza Porad SerwisowychBaza Porad Serwisowych Baza Porad Serwisowych Baza Porad Serwisowych

A

Zestaw audio Philips FW21/20/21/22/37

BCD

AM/IF

ECO4 CIRCUIT DIAGRAM

TUNER UNIT ECO4 (MINI)

FM

2100

T001

1101

100p

1

2

A

T002

9197

2104 100p

+5V

5140

312211821101

3

1

3151

1.5k

ELEKTRONIKI

4

6

MT

2

3248

0

SFE10.7MS3

T007

in

AM IF1

AM

MIXER

AM

Frontend

AM RF in

T009

2151

10µ

T008

out

FM

out

MIXER

AM MIXER

FM

MIXER

FM

OSC

AM

OSC

AGC

RIPPLE

AGC

2.1V200.7V210V

0.1V 1.6V 5V

2150 10µ

0.8V151.4V141.4V131V121.4V110.7V101.4V90.7V81.4V70.7V

16

in

FM RF

FM

Fronted

7140

TEA5712T

FM RF GND

17 180V19

C

FM/IF

5143

V Stab A

FM RF

FM-RF

5109

0V

RFI.5T

0V

2115

printed

6109

3

3-11p

3108 100k

Q-MULTIPLIER

12

9199

1SV228

1 1

MW/LW-RF

MW

AM-FRAME...AERIAL

B

1103

123

20160

5107B

54

6

LW

43

20171

5108x

FILTER

0

3236o

2

1

T006

61

T005

3222o

3221

2

0

2114x

100p

5%

3245x

0

7102xA

BC817-40

2113

3-11p

330p#

7104x

BC848C

2126x

100n

3107x

2.2k

LW/MW

0V

0.7V

3109x

2.2k

LW

1

6105

HN1N02H

2,7

2112

100n

3106 100k

LW/MW

AM/IF

5142

F7MCS-12216N

3

1

1.3V

in

FM IF1

FM

IF 1

AM IF

SUB

out

FM OSC

GND

22 230V240V255V260V271V28

+5V

47k

3157

7105

2SA838B

0.7V

2107 1n

3124x

2.2k

4

6

MT

2

2147

10n

FM/IF

SFE10.7MS3

5144

T012

1.1V 1.2V 0V

out

V Stab B

FM IF1

AM IF2

FM

IF 2

IF AMP

Mute

AM/FM

INDIC

V Stab A V Stab B

STABILIZER

IF GND

VCC

AM OSC

+5V

FM-OSC

5120

RFI.5T

printed

2121 15p

6124 1SV228

1

3120

5.6k

0.7V

2

3

2120

470p

2185 100n

3244

0

3238x

0

0V

7121x

BC848C

in

FM IF2

AM

DET

TUNING

INDIC

Tuned=Low

6140

3147

3149

82k

VCO 152kHz

DISCRIMINATOR

5145

651V4

IF GND

FM

DET

AM FM

AM/FM SWITCH

R VCO

4

AM=High

2169

1N4148

2162

1µ

180k

3148

47k

3243o

0

2141

2.2µ

CDA10.7MC40

0.9V30.6V20.6V

FM

PILOT

FILTER

DEMOD

PILOT

PRES

DET

38kHz

PHASE

SWITCH

AM/FM

SWITCH

CONV

SYNC

DET

AM/FM

DET

CONTROL

MONO/ST

SWITCH

V/S

330p

LED

DRIVER

OUT

MPX

IN

STEREO

0.7V291.3V

T011

T010 2152 100n

BURDY FILTER

2174 560p

1mH

5150

3111

15k

2175

3176

100p

100k

5123 MW

43

Include

61

110µH

MT

5122x LW

43

61

110µH

MT

T014

T013

L out

R out

MATRIX

SOFT MUTE

Mute

19/19/38kHz

LOOP FILTER

M/ST SWITCH

LED

300V31

0.8V 0V

3249xA

2168

1.8n

3112

22k

1

2.5V 2.5V

7150

HEF4069UBT

3242

0

2

2154

2155

AM/FM/IF

COUNT

AMP

FM IF

SOS

VCO

DIVIDER

MUTE

32

820R6

3241o

2.2n

1.7V

1

IF count

2136

27p

0

0.7V

2156 100n

2157 100n

AM IF

STEREO=Low

2125x

27p

3154

33k

3155

33k

MUTE=High

MONO=Low

AM OSCILLATOR

3132

4.7k

2129x

390p

1%

7150

HEF4069UBT

1

2.5V 2.5V

7150 HEF4069UBT

1

3160 82k

2158B

1n *680p

STEREO DECODER

2143 470n

2142

1µ

AM=HIGH

7123x

BC848C

LW

3129x

4.7k

LOOP FILTER

3220

0

3,6

3224

0

2138oA

22p

0.7V

0V

7150

HEF4069UBT

1

2.5V 2.5V

3161 82k

2159B

1n *680p

2144 470n

3142

2.2k

1

2.5V 2.5V

7150

HEF4069UBT

5

6105

HN1N02H

2135

3226o 0

3229o 0

PADDING

LW

LW/MW

560p 1%

2139xA

2.2n

2160

2161

3162

1k

1µ

MUTE LEFT

7156

BC337-40

3163

1k

1µ

7157

BC337-40

0V 5V

5V 0V

MONO=Low

STEREO=Low

TUNED=Low

3128

3174

2.2k

10k

7128x

BC848C

0.7V

0V

3125x

4.7k

3164

4.7k

MUTE RIGHT

3165

4.7k

5V

0

5V

0

FM/AM SWITCH

7172

MM74HCU04M

1

3175

15k

T015

+5V

3175 100k

5V

7171

BC848C

0.6V

7170

BC848C

LOOP FILTER

1

3172

4.7k

MUTE

7174

BC858B

IF

100ms

1V

FM/AM

T036

+5V

5V

Found strong signal during SEARCH

IF 200mVpp

+5V

3193

470

2173

47µ

2172

1.5µ

2171

4.7n

3170

4.7k

2170

4.7n

3141

220

3144

47k

3180 100k

+V

Tuned down Tuned up

3181 100k

1N4148

IF

V

0V

6154

T020

4

3

2

1

1153

1173

1

2

3

4

5

6

7

74HCU04M

AF.left

GND

3

AF.right

+V

ELEKTRONIKI

CL

DATA

COUNTER/DATA

CE

2

STEREO

MUTE

STSIG

+V

3194

470

3197A

11-16V

470

3195

470

3139 111 25050

CD FRONT 1004A

SHEILD 102

KEY 0

KEY 1

KEY 2

KEY 3

DATA2

DATA1

STR 1

STR 3

=5V FR

CLK

57

58

1551

1552

49

CLOCK

DATA

COUNT

CE

STEREO

MUTE

ST SIG

LEFT

A

RIGHT

+14V

LEFT

A

RIGHT

RESET

ACKN

STRB

DATA

+14V

REC R

REC L

PB L

PB R

+12V

M

+13V

NC

HS/NS

PLAY A

PLAY B

RECORD

CR

1555

1449

+5V

RESET

+5V

RESET

SELECTOR

MUTE 1

STR 2

SR DATA

SRCLK

STR 2

SRCLK

MUTE 1

SR DATA

1002

DATA

STROBE

ACKN

STROBE

RESET

STSIG

MUTE

STEREOCECOUNT

MUTE

STEREO

DATA

CLK

L

COUNT

L

CLK

DATA

CE

TUNER

1001

STEREO

CD

1008

MECH. DECK

TAPE BRICK

1007

RECORD

CLOCK

DATA

COUNT

MUTE

ST SIG

LEFT

RIGHT

+14V

LEFT

RIGHT

RESET

ACKN

STRB

DATA

+CD

+14V

REC R

REC L

PB L

PB R

+12V

+13V

HS/NS

PLAY A

PLAY B

1112

CE

1113

A

1300 1500

CD

-CD

M

1699

1700

NC

CR

1564

1565

7

4

1012

1011

(280MM)

7

9

1453

6

FRONT

CD FRONT 1004E

KEY 0

KEY 1

KEY 2

KEY 3

CLK

DATA2

+5V

STR 3

STR 1

DATA1

1930

D

1929

1927

1928

52

KEY 0

KEY 1

KEY 2

6

5

KEY 3

CLK

DATA2

DATA1

STR 1

STR 3

D

=5V FR

53

1927

D

1928

1451

1452

KEY 0

KEY 1

KEY 2

KEY 3

CLK

DATA2

+5V FR

D STR 3

STR 1

DATA1

1005

VOL DOWN

1010

3

STDBY

A

R

A

R

+12V

-30V

+13V

STDBY

RGE

LGE

+14V

RHP

MUTE 1

MUTE 2

BASS B.

BUZZER

VOL UP

+5V FR

P ON/OFF

+12V

LHP

1559

1

1501

4

10

46

1

1457

ELEKTRONIKI

10

1456

6

+14V

+13V

+14V

+12V

+13V

+14V

AC

P

-30V

R

A

L

1553

AC

D

M P

D

A

1561

M AC

AC

D

P

D

M

D

47

A

48

M

T021

T022

11-16V

+V

to

3193 3194

3195 3197

7175

L=MUTE

5V0VWeak signal

Strong signal

+5.1V (4.8V)

+5V

to 3113 3116 3122 3123 3135 3144 3151 3157 3175 3180 3182 3185 3186 3187 5171 7140 7150 7172 7174 7178 9114

3

4

2184

100µ

3167A

EVMV

for 2-band vesrion only

a

for LW version only

x

for USA version only

*

56 7

3183 22k

3184 22k

PROGR. DIVIDER

OSC

2134

1n

T038

SYNC

FMin

FM

5V

0V

MUTE=LOW

COUNTER

1/2

VDD

OSC

2183 100n

LW=Low

DATAout

5V 1V

+5V

CLOCK

REFERENCE

DIVIDER

PHASE

DET.

PD1

Charge pump

9114

L=weak sens.

(Autostore 1. run)

0V=no communications

V

0V

CE

DATAin

7173

LC7218M

PD2

VSS

3185 100k

2.4V

Xin

SYNTHESIZER

Xout

2.7V

+5V

5V

SENSITIVITY

7178

BC858B

0V

VERSION PROGRAMMING DIODES

FM, MW, LW EUROPE

FM, MW, LW EAST EUROPE

FM, MW USA /17

FM, MW OVERSEA /01

FM, MW, LW, SW

FM, MW, SW

HN1V02H

18

27

36

45

V

0V

SEARCH

6105

7.2MHz

3188

1k

OFF

MUTE ON

2186

1n

7.2MHz

2181

12p

5170

2180A

27p

3179

22k

X=DIODE MOUNTED

6121

X

0V

BC858B

Tuning-Indic

+5V

6122

X

L=valld signal

3166

100

0V

7169

3186 100k

6123

X

+5V

5V

14

13 12 11 10 98

12

ELEKTRONIKI

IF-COUNT=HIGH

1

5V 0V

3156

10k

7172

MM74HCU04M

MW/LW

FM

AM

120V110V10

OUT 3

OUT 2

OUT 1

SHIFT REGISTER LATCH

UNIVERSAL

COUNTER

OUT 4

OUT 5

13 14 15 16 17 18 19 20 21 22 23 24

5V

FM/AM

0V

VCO KILLER

IF

3121

2122

1n

100k

+5V

3123

22k

5V

0V

LOW

0.8V AM IF

0V

21781n2179

Stereo-Indic

Tuning-Indic

+5V

2123

1n

0.7V

7120

2SC1047

AM-WAVEBAND

SWITCHING LOGIC

7172

MM74HCU04M

1

VERSION PROGR DIODES

6121

1N4148

6121

1N4148

6123

1N4148

0V

CTR

0V 0V

100p

3122

470

3119

470

3.4V

FM OSC

0V

5V

0V

970V650V40V30V20V1

8

OUT 0

IN 1

IN 0

CTR

2124

10n

OUT 6

SEARCH

3178

0V

5V

SENS

AMin

5V 0V 2.6V

AM

100k

7172

MM74HCU04M

1

HIGH

FM IF

AMP

LW/MWMW/LW

T023

3192 1.8k

T027

3191 1.8k

T028

3190 1.8k

T029

3189 1.8k

T030

3171 100

T031

T032

T033

152kHz 150mVpp

5V

0V

stereo stereomono

T016

6174BA

BZX79-F5V1

0

STABILIZING CIRCUIT +5V

SIGNAL PATH

FM

AM

AF

Vdc....FM....mode stereo..........

V

Vdc....MW....mode

V

Vdc....LW....mode

volteges...measured...while set...is...tuned...to...a...strong transmitter

HEFMM4069 UBT

GND

MIC MIXER

(KARAOKE)

50

1004D

R

A

L

+14V

ONLY FOR -/21

1270

10

1013

9

VOL / HEADPHONE

1530

RGE

1004B

A LGE

+14V

LHP

RHP

MUTE 1

MUTE 2

BASS B.

BUZZER

1531

VOL UP

VOL DOWN

+5V FR

P ON/OFF

M +12V

DIPMATE

JST MALE

JST FEMALE

JST SIDE MALE

BACK ENTRY FEMALE

BACK ENTRY MALE

SPACER

BOARD-IN

31

POWER AMP

L

1003B

R

MUTE 2

1272

4

1501

L

R

1321

32

1320

AC

-30V

D

+13V

M

P

D

STDBY

+14V

A

PACa

AC

CT

P

CT

AC

POWER SUPPLY

1003A

CD

+CD

1322

31

a

-CD

1273

1

TO POWER

BRACKET (ITEM No: 285) 3139 11125020

+14

TAPECORE CIRCUIT DIAGRAM

3697 470E

PB HEAD

A LEFT

PB HEAD

A RIGHT

R/P HEAD

B LEFT

2 2

R/P HEAD

B RIGHT

ERASE

HEAD

T24

3

T23

2

T25

1

1703

T33

8

T35

7

T32

6

T31

5

4

T34

3

T37

2

T38

1

1704

3762 10E

3698 470E

3717 470E

3718 470E

3761 10E

2703 100µ

3707

47E

2704 100µ

3708

47E

2723 100µ

3727

47E

2724 100µ

3728

47E

2699

2700

2719

2720

1n

3699 470E

3701 820E

3745 820E

3700 470E

3702 820E

3746 820E

3719 470E

3721 470E

3720 470E

3722 470E

2701

2705

2702

3706

2721

2725

2722

3726

0V

180p

1.3V

12n

0V

180p

1.3V

12k

0V

180p

1.3V

12n

0V

180p

1.3V

12k

UPC1313HA

8

6

12.1V

+

9

4,5

3703 270k

3705

12k

7700B

2

UPC1313HA

+

1

3704

2706

270k

12n

7701A

UPC1313HA

2

6

12.1V

+

1

4,5

3723 270k

3725

12k

7701B

8

UPC1313HA

+

9

3724 270k

2726

12n

ANALOG SWITCH

(CHROME EQULISATION)

7700A

7

2.5V

3

2.5V

3

2.5V

7

2.5V

ELEKTRONIKI

T66 T67

70V90V30V10V6

+14

3769 470E

10V

RP RP

825

0V

HEADSWITCH

2741 100µ

4

0V

UPC1330HA

7704

3763

22k

2763

68p

2765

15n

3764

22k

2764

68p

3676

33k

5760

OSCCoil

34

25

16

3713 470E

2712

2713

470p

220µ

3710

3.3k

+14

3733 470E

2732

2733

470p

220µ

3729

3.3k

PRE-AMP B

3730

3.3k

7702

HEF4066

T36

T39

3758

33E

2762

0.47µ

BIAS OSCILLATOR

3709

3.3k

PRE-AMP A

3732

3.3k

2728

22n

12 10

3759

6.8k

2759

4.7n

3712

3.3k

2708

22n

3731

3.3k

2727

22n

110V

13 2

12V

7760

0V 0V

BC337/40

0V

2760

10n

10V

3760

2709

1µ

3711

3.3k

2707

22n

2710

1µ

2729

1µ

2730

1µ

53

0.1V

BC337/40

15E

2755 1µ

40V

MC14066BCP

69

12V

7750

0V

3753

4.7k

3755

10k

T62

T63

T64

7703

MC14066B

0V

T65

0V

80V

15.8V

8

4

11

1

0V

+14

13.8V

14

0V

7

ANALOG SWITCH

(A/B SWITCH)

+14

14

2740

470p

7

2

47k

1

2734 470p

9

0V

6

0V

3

0V

5

0V

10

0V

12

0V

2

0V

13

0V

3686

33k

2

1

47k

3754

8.2k

7754

TBC548C

10k

TBC548C

0V

3

13.7V

7752

7706

DTC114ES

10k

7751

DTA144ES

0V

7636

MC14066B

0V

11

0V

3645 10k

0V

3646

+14

7764

DTC114ES

18k

+14

13.8V

14

8

4

1

0V

7

ANALOG SWITCH

(A/B SWITCH)

10k

3767

22k

0V

0.6V 3768

10k

0V

47k

T59

2781 22n

T55

2782 22n

3777 100E

3778 100E

2739 470p

47k

3683

10k

RECORDING

EQUALISER

8

5.2V

15

1.2V

14

5.5V

12

5.7V

9

5.3V

2657

3659

18k

3684

2658

3660

18k

2

1

IC

REC OUT

Iref

V

G

MIX OUT

REC OUT

9

0V

6

0V

3

0V

5

0V

10

0V

12

0V

2

0V

13

0V

7653

DTC114ES

3

10k

0V

1

7763

DTA144ES

2

0.1V

2777

1µ

3775

12k

3798

2775

12k

47µ

2778

1µ

47k

1µ

2653 1µ

7770

CXA1298AP

REF & BIAS

3653

3657 470E

470E

3658

2769

470p

3682

22k

2659 100p

2660 100p

47k

10.7V

T49

0V

3661

1.8k

2661

10µ

3662

1.8k

2662

10µ

3

3651 1k

16

Vcc

3681

22k

NJM4560D

+14

3770 330E

AGC

1

+14

3647

470E

2747 100µ

3743

12k

3744

12k

2637

33p

3637 470k

2635

1µ

2641

68p

100k

3635

2638

33p

3638 470k

2636

1µ

2642

68p

100k

3636

3675

33k

6707

3

1N4148

6706

1N4148

+14

3757

!

4.7E

3752

22k

2757

3751

47µ

10k

T41

2752

47µ

T40

2

3

10k

1

7753

DTC114ES

+14

3765

4.7k

HSD

FOR MOTOR HIGH SPEED

CALIBRATION

0.1V

0.01V

2

10k

1

3

BIAS TRAP

1V

7765

DTC114ES

10k

1707

2

10k

5673

36mH

2673

82p

5674

36mH

2674

82p

3639

3640

T2

3655

10k

3656

10k

47k

2639

1.2V

7641

TBC548C

0.4V 3641

1.5k

47k

2640

1.2V

7642

TBC548C

0.4V 3642

1.5k

3

10V

1

2

10k

1µ

TBC548C

0.1V

1

3766

2.2k

7767

7768

3

3779

2679

560p

3780

2780

560p

7635A

5.9V

2665

680p

5.9V

2666

680p

5.9V

10k

7667

DTC114ES

2770

220µ

DETECTOR

EQ

8

3

2

5

6

13.9V

+14

3650 470E

2650

2651

470p

220µ

+

5.9V

4

3663 8.2k

2663 560p

7635B

NJM4560D

+

3664 8.2k

2664 560p

3670

4.7k

10k

1

T28

2667

68p

5.9V

7

2668

68p

+14

2

1

2671

4.7µ

2672

4.7µ

3665

3667

3666

3668

56k

12k

56k

12k

ELEKTRONIKI

2783

2789 4.7µ

1µ

AGC

MIX IN

AGC

7

5.4V

6

5.4V

3

11.4V

4

11.3V

2

0V

5

0V

13

4.9V

11

5.4V

10

5.4V

T57

2776

1µ

T52

2790

4.7µ

2785 470p

2784

2786 470p

2771

1µ

FE/CR

REC

MUTE

NS/HS

AGC TC

REC IN

4.7n

T60

T61

2772

4.7n

6782

1N4148

2773

4.7n

3677

22k

3771 1k

3772 1k

3773 1k

3774

2768 100µ

2677

100µ

3674 22k

3673 22k

3671 1k

3672 1k

+14

3

3678

1k

2

3

10k

7785

DTC114ES

10k

7776

10k

1

3

0V

3679

68k

6783

1N4148

HSI

PLAY A

PLAY B

REC

CR A

CR B

+14

3776

4.7k

11.7V

2

1

REC

T51

2774

33k

4.7µ

T56

7783

DTC114ES

3

3737 1k

0V

10k

7795

DTC114ES

10k

3

DTC114ES

3

10k

2

1

10k

7782

DTC114ES

7746

10k

7.4V

10k

2

10k

1

2V

2

1

7781

+14

3

0V

10k

3795

10k

7796

DTC114ES

10k

7745

DTC114ES

10k

+12

3781

1k

2

10k

1

M

3796

7.6V

10k

DTC114ES

3

10V

2

1

0V

0.04V

2

1

2V

2

10k

+14

1

6794

1N4148

6795

1N4148

6796

1N4148

DTC114ES

0V

3

0V

3791

5.6k

MOTOR A

NS ADJ.

3792

5.6k

MOTOR B

NS ADJ.

3797

4.7k

CONNECTOR P WIRE

(SHEILD GROUNDING)

7744

10k

10.8V

0.7V

3738 330E

3734 680E

TO 1705

2

1

11.6V

7791

BC558B

11.6V

3783 470E

3786

82E

11.6V

7792

BC558B

11.6V

3787 470E

3790

82E

7797

BC337/40

0V

M

3736

T44

T42

T47

T48

T46

T50

L OUT

R OUT

T6

T10

T54

HS/NS

T1

PLAY A

T3

PLAY B

RIN

LIN

9

+14

8

7

6

TO

SELECTOR

5

PCB

4

+12

3

M

2

1

NC

1699

6

NC

5

4

TO FRONT

3

PCB

BLOCK DIAGRAM

CD

KEYBOARD

SHIFT

REGISTER

SHIFT

REGISTER

MAIN

KEYBOARD

SHIFT

REGISTER

EEPROM

1KB

MAIN - DISPLAY

BUFFER

IR - EYE

uP

TMP870xx

BUZZER

TUNER

T4

2V

REC

2

MUTE 1

T5

CR

0V

1700

1

uP

T/D

STDBY

TO POWER

P/D

FROM POWER

32 OHM

MUTE

uP

CD

3784

1k

MOTOR A

HS ADJ.

3785

1.8k

+14

3735

1k

MOTOR B

HS ADJ.

3788

1k

3789

1.8k

+14

1k

1701

T19

T15

+12

T10

M

T11

T12

T13

1

2

T6

3

4

T8

5

6

7

8

MAIN A

PLAY A

CR A

A

MOTOR

B

DECK A

+

-

ELEKTRONIKI

MIC

PHONO IN

AUX IN

MD

+V

POWER

BUFF

AF

CD

FTD

1702

T20

1

T21

2

T22

3

T14

4

T8

5

T17

6

T9

7

T18

8

T16

9

MAIN A

PLAY B

CR B

A

MOTOR

B

DECK B

+

-

REC

FTD

BUFFER SPATIAL

FROM uP

STDBY

TO uP

P/D

±V

V

~V

VOLTAGE

SELECTOR

NOTE:

GE

DIGITAL OR CONTROL

AF OR SUPPLY

MAINS

VOL

DBB

ELEKTRONIKI

MUTE 2

6 OHM

MUTE 1

SERWIS ELEKTRONIKI SERWIS ELEKTRONIKI SERWIS ELEKTRONIKI SERWIS ELEKTRONIKI SERWIS ELEKTRONIKI

A

BCD

Baza Porad Serwisowych Baza Porad Serw

A

Zestaw audio Philips FW21/20/21/22/37

ECO4 CIRCUIT DIAGRAM

TUNER UNIT ECO4 (MINI)

FM

2100

T001

1101

100p

1

2

A

T002

9197

1

MW/LW-RF

MW

123

5107B

54

6

LW

43

AM-FRAME...AERIAL

2

1

1103

B

3236o

5108x

FILTER

0

61

T006

T005

3221

3222o

AM/IF

5140

312211821101

2104 100p

3

1

+5V

3151

1.5k

ELEKTRONIKI

4

6

MT

2

3248

0

T007

0.8V151.4V141.4V131V121.4V110.7V101.4V90.7V81.4V70.7V

16

FM RF

FM

Fronted

7140

TEA5712T

FM RF GND

17 180V19

C

T008

in

AM IF1

AM MIXER

AM

MIXER

AM

Frontend

AM RF in

RIPPLE

T009

2151

10µ

FM/IF

SFE10.7MS3

5143

out

FM

out

MIXER

V Stab A

FM

MIXER

FM

OSC

AM

OSC

AGC

FM RF

2.1V200.7V210V

0.1V 1.6V 5V

2150

10µ

FM-RF

5109

0V

RFI.5T

0V

2115

printed

6109

3

3-11p

3108 100k

3106 100k

Q-MULTIPLIER

12

LW/MW

9199

1SV228

20160

20171

2

0

2114x

100p

5%

3245x

0

7102xA

BC817-40

2113 3-11p

330p#

7104x

BC848C

2126x

100n

3107x

2.2k

LW/MW

0V

0.7V

3109x

2.2k

LW

1

6105

HN1N02H

2,7

2112

100n

AM/IF

5142

F7MCS-12216N

3

1

1.3V

in

FM IF1

FM

IF 1

AM IF

out

SUB

GND

22 230V240V255V260V271V28

+5V

47k

3157

7105

2SA838B

0.7V

2107 1n

3124x

2.2k

4

6

MT

2

2147

10n

FM/IF

SFE10.7MS3

5144

T012

1.1V 1.2V 0V

out

V Stab B

FM IF1

AM IF2

FM

IF 2

IF AMP

Mute

AM/FM

INDIC

V Stab A V Stab B

STABILIZER

IF GND

AM OSC

VCC

+5V

FM OSC

FM-OSC

5120

RFI.5T

printed

2121 15p

6124 1SV228

1

3120

5.6k

0.7V

2

3

2120

470p

2185 100n

3244

0

3238x

0

0V

7121x

BC848C

in

FM IF2

AM

DET

TUNING

INDIC

Tuned=Low

6140

3147

3149

82k

VCO 152kHz

DISCRIMINATOR

5145

651V4

IF GND

FM

DET

AM FM

AM/FM SWITCH

RVCO

4

AM=High

2169

1N4148

2162

1µ

180k

3148

47k

3243o

0

2141

2.2µ

CDA10.7MC40

0.9V30.6V20.6V

FM

PILOT

FILTER

DEMOD

PILOT

PRES

DET

38kHz

PHASE

SWITCH

AM/FM

SWITCH

SYNC

DET

CONV

DET

CONTROL

MONO/ST

SWITCH

V/S

AM/FM

330p

LED

DRIVER

OUT

MPX

IN

STEREO

0.7V291.3V

T011

T010 2152 100n

BURDY FILTER

2174 560p

1mH

5150

3111

15k

2175

3176

100p

100k

5123 MW

43

Include

61

110µH

MT

5122x LW

43

61

110µH

MT

T014

T013

L out

R out

MATRIX

SOFT MUTE

Mute

19/19/38kHz

LOOP FILTER

M/ST SWITCH

LED

300V31

0.8V 0V

3249xA

2168

1.8n

3112

22k

1

2.5V 2.5V

7150

HEF4069UBT

3242

0

2

2154

2.2n

2155

2.2n

1.7V

1

AM/FM/IF

COUNT

AMP

FM IF

SOS

VCO

DIVIDER

MUTE

32

820R6

3241o

IF count

2136 27p

0.7V

0

2156 100n

2157 100n

AM IF

2125x

27p

MUTE=High

MONO=Low

STEREO=Low

3154

33k

3155

33k

AM OSCILLATOR

3132

4.7k

2129x

390p

1%

7150

HEF4069UB

1

2.5V 2

7150 HEF4069UB

1

3160 82k

2158B

1n *680p

2142

1µ

AM=HIGH

7123x

BC848C

LW

3129x

4.7k

T

S

21 47

3

1

2.5V

1

0 82k

58B

LOOP FILTER

STEREO DECODER

2143 470n

IGH

3220

0

2138oA

8C

LW

0.7V

0V

x

7150

HEF4069UBT

2.5V 2.5V

3161 82k

2159B

1n *680p

2144 470n

3142

2.2k

2.5V 2.5V

HEF4069UBT

5

6105

HN1N02H

3,6

3224

0

22p

LW

LW/MW

1

7150

3226o 0

3229o 0

2135

PADDING

560p 1%

2139xA

2.2n

2160

2161

B

Baza Porad Serwerwisowych

3162

1k

1µ

MUTE LEFT

7156

BC337-40

3163

1k

1µ

7157

BC337-40

0V 5V

5V 0V

MONO=Low

STEREO=Low

TUNED=Low

3128

3174

2.2k

10k

7128x

BC848C

0.7V

0V

3125x

4.7k

3164

4.7k

MUTE RIGHT

3165

4.7k

5V

0

5V

0

FM/AM SWITCH

7172

MM74HCU04M

1

3175

15k

T015

+5V

3175 100k

5V

7171

BC848C

0.6V

7170

BC848C

LOOP FILTER

1

3172

4.7k

MUTE

7174

BC858B

IF

100ms

FM/AM

1V

+5V

5V

Found strong signal during SEARCH

IF 200mVpp

2173

47µ

2172

1.5µ

T036

2171

4.7n

2170

4.7n

+5V

3193

3170

4.7k

3180

3181

100k

3141

220

3144

47k

100k

1N4148

IF

V

0V

+V

Tuned down Tuned up

6154

5V 0V

3156

10k

MM74HCU04M

FM

AM

5V

470

ELEKTRONIKI

IF-COUNT=HIGH

1

7172

MW/LW

120V110V10

OUT 3

OUT 2

SHIFT REGISTER LATCH

OUT 4

OUT 5

13 14 15 16 17 18 19 20 21 22 23 24

0.8V

5V

FM/AM

0V

3121

100k

+5V

5V

0V

Stereo-Indic

Tuning-Indic

2123

1n

0.7V

7120

2SC1047

7172

MM74HCU04M

VCO KILLER

IF

2122

1n

3123

22k

6121

1N4148

6121

1N4148

6123

1N4148

0V

OUT 1

UNIVERSAL

COUNTER

LOW

CTR

0V 0V

AM IF

21781n2179

100p

+5V

3122

470

3119

470

3.4V

FM OSC

AMP

AM-WAVEBAND

SWITCHING LOGIC

1

0V

5V

VERSION PROGR DIODES

0V

970V650V40V30V20V1

8

OUT 0

IN 1

IN 0

CTR

2124

10n

OUT 6

SEARCH

3178

0V

5V

SENS

AMin

5V 0V 2.6V

AM

100k

7172

MM74HCU04M

1

HIGH

FM IF

LW/MWMW/LW

3183 22k

3184 22k

PROGR. DIVIDER

OSC

2134

1n

T038

SYNC

FMin

FM

5V

0V

MUTE=LOW

COUNTER

1/2

VDD

OSC

2183 100n

LW=Low

DATAout

5V 1V

+5V

CLOCK

REFERENCE

DIVIDER

PHASE

DET.

PD1

Charge pump

9114

L=weak sens.

(Autostore 1. run)

0V=no communications

V

0V

CE

DATAin

7173

LC7218M

PD2

VSS

3185 100k

2.4V

Xin

SYNTHESIZER

Xout

2.7V

+5V

5V

SEARCH

SENSITIVITY

7178

BC858B

0V

VERSION PROGRAMMI

FM, MW, LW EUROPE

FM, MW, LW EAST EUROPE

FM, MW USA /17

FM, MW OVERSEA /01

FM,MW,LW,SW

FM, MW, SW

6105

HN1V02H

18

27

36

45

V

OFF

T

MU

0V

2186

1n

7.2M

2181

12p

5170

7.2MHz

2180A

27p

3188

1k

3179

22k

X=DIODE

M

MUTE ON

2186

1n

7.2MHz

1

A

3179

22k

01

IODE MOUNTED

6121

X

0V

BC858B

Tuning-Indic

6122

X

+V

to

3193 3194

3195 3197

7175

L=MUTE

L=valld signal

3166

100

0V

5V0VWeak signal

7169

+5V

3186

100k

6123

X

+5V

5V

14

13 12 11 10 98

3113

3116 3122 3123 3135 3144 3151 3157 3175 3180 3182 3185 3186 3187 5171 7140 7150 7172 7174 7178

9114

to

Strong signal

+5.1V (4.8V)

+5V

T020

T021

T022

11-16V

2184

100µ

3167A

3192 1.8k

3191 1.8k

3190 1.8k

3189 1.8k

3171 100

5V

0V

stereo stereomono

T016

6174BA

BZX79-F5V1

0

T023

T027

T028

T029

T030

T031

T032

T033

152kHz 150mVpp

STABILIZING CIRCUIT +5V

SIGNAL PATH

FM

AM

AF

Vdc....FM....mode stereo..........

V

EVMV

a

x

*

Vdc....MW....mode

V

Vdc....LW....mode

volteges...measured...while set...is...tuned...to...a...strong transmitter

for 2-band vesrion only

for LW version only

for USA version only

HEFMM4069 UBT

4

3

2

1

1153

1173

1

2

3

4

5

6

7

74HCU04M

C

AF.left

GND

3

AF.right

+V

ELEKTRONIKI

CL

DATA

COUNTER/DATA

CE

2

STEREO

MUTE

STSIG

+V

3194

470

3197A

11-16V

470

3195

470

3139 111 25050

CD FRONT 1004A

SHEILD 102

KEY 0

KEY 1

KEY 2

KEY 3

DATA2

DATA1

STR 1

STR 3

=5V FR

CLK

57

58

1551

1552

TUNER

1001

STEREO

CD

1008

MECH. DECK

CLOCK

DATA

COUNT

MUTE

ST SIG

LEFT

RIGHT

+14V

LEFT

RIGHT

RESET

ACKN

STRB

DATA

+CD

-CD

+14V

REC R

REC L

PB L

PB R

+12V

+13V

1112

CE

1113

A

1300 1500

CD

M

1699

1564

7

1565

4

(280MM)

1012

7

1011

9

TAPE BRICK

1007

HS/NS

PLAY A

PLAY B

RECORD

1700

NC

1453

6

CR

49

CD FRONT 1004E

KEY 0

KEY 1

KEY 2

KEY 3

CLK

DATA2

STR 3

STR 1

DATA1

1930

+5V

D

1929

1927

1928

52

KEY 0

KEY 1

KEY 2

6

5

KEY 3

CLK

DATA2

DATA1

STR 1

STR 3

D

=5V FR

53

1927

D

1928

1451

1452

12

3

56 7

4

GND

57

58

1551

1552

CLOCK

DATA

COUNT

CE

STEREO

MUTE

ST SIG

LEFT

A

RIGHT

+14V

LEFT

A

RIGHT

RESET

ACKN

STRB

DATA

+14V

REC R

REC L

PB L

PB R

+12V

M

+13V

1555

+5V

RESET

MUTE 1

SELECTOR

1002

STR 2

SR DATA

SRCLK

DATA

STROBE

ACKN

RESET

STSIG

MUTE

STEREOCECOUNT

D

MIC MIXER

(KARAOKE)

1013

1270

50

10

R

L

+14V

9

1004D

A

ONLY FOR -/21

DIPMATE

JST MALE

JST FEMALE

JST SIDE MALE

BACK ENTRY FEMALE

BACK ENTRY MALE

SPACER

BOARD-IN

1559

1

R

A

L

+14V

1553

AC

-30V

D

+13V

M P

D

STDBY

+14V

A

1561

+12V

M AC

AC

-30V

D

+13V

P

D

STDBY

A

CLK

R

L

+14V

DATA

1501

4

10

1451

1452

49

NC

HS/NS

PLAY A

PLAY B

RECORD

CR

KEY 0

KEY 1

KEY 2

KEY 3

CLK

DATA2

+5V FR

D STR 3

STR 1

DATA1

1449

L

+5V

RESET

MUTE 1

DATA

SRCLK

ACKN

STROBE

RESET

STR 2

SR DATA

STSIG

MUTE

CE

STEREO

COUNT

A

CLK

DATA

FRONT

1005

BUZZER

VOL DOWN

P ON/OFF

1010

3

R

+12V

-30V

+13V

STDBY

RGE

LGE

+14V

LHP

RHP

MUTE 1

MUTE 2

BASS B.

VOL UP

+5V FR

+12V

46

+14V

AC

P

M

D

A

M

1

47

1457

ELEKTRONIKI

48

10

1456

6

VOL / HEADPHONE

1530

RGE

1004B

A

1531

LGE

+14V

LHP

RHP

MUTE 1

MUTE 2

BASS B.

BUZZER

VOL UP

VOL DOWN

+5V FR

P ON/OFF

M

+12V

1501

L

R

MUTE 2

1272

31

POWER AMP

L

1003B

R

MUTE 2

PACa

AC

CT

4

1321

32

AC

-30V

D

+13V

M

P

D

STDBY

+14V

A

1320

P

CT

AC

POWER

SUPPLY

1003A

CD

+CD

1322

31

1273

1

TO POWER

1

BRACKET

(ITEM No: 285)

3139 11125020

a

-CD

TAPECORE CIRCUIT DIAGRAM

3697 470E

2699

2703

100µ

3707

47E

2704

100µ

3708

47E

2723

100µ

3727

47E

2724

100µ

3728

47E

2700

2719

2720

1n

PB HEAD

A LEFT

PB HEAD

A RIGHT

R/P HEAD

B LEFT

2

R/P HEAD

B RIGHT

ERASE

HEAD

T24

3

T23

2

T25

1

1703

T33

8

T35

7

T32

6

T31

5

4

T34

3

T37

2

T38

1

1704

3698 470E

3717 470E

3718 470E

3699 470E

3701 820E

3745 820E

3700 470E

3702 820E

3746 820E

3719 470E

3721 470E

3720 470E

3722 470E

2701

2705

2702

3706

2721

2725

2722

3726

8

0V

180p

9

1.3V

3703 270k

12n

2

0V

180p

1

1.3V

3704 270k

12k

2

0V

180p

1

1.3V

3723 270k

12n

8

0V

180p

9

1.3V

3724 270k

12k

7700A

UPC1313HA

6

12.1V

+

7

4,5

2.5V

3705

12k

7700B

UPC1313HA

+

3

2.5V

2706

12n

7701A

UPC1313HA

6

12.1V

+

3

4,5

2.5V

3725

12k

7701B

UPC1313HA

+

7

2.5V

2726

12n

ANALOG SWITCH

(CHROME EQULISATION)

2713 220µ

2733 220µ

+14

3713 470E

2712 470p

+14

3733 470E

2732 470p

PRE-AMP B

7702

HEF4066

3710

3.3k

3729

3.3k

3730

3.3k

3709

3.3k

PRE-AMP A

3731

3.3k

2727

22n

3732

3.3k

2728

22n

110V

12 10

3712

2708

12V

3.3k

22n

13 2

10V

2709

1µ

3711

3.3k

2707

22n

2710

1µ

2729

1µ

2730

1µ

40V

MC14066BCP

53

T62

T63

T64

69

12V

MC14066B

T65

80V

7703

0V

8

4

11

1

+14

13.8V

14

0V

7

ANALOG SWITCH

(A/B SWITCH)

+14

14

2740

470p

7

2734 470p

+14

3647 470E

2747 100µ

9

0V

6

0V

3

0V

5

0V

10

0V

12

0V

2

0V

13

0V

3686

33k

7706

DTC114ES

2

10k

1

3743

12k

3744

12k

2635

1µ

100k

3635

2636

1µ

100k

3636

3675

33k

6707

3

1N4148

6706

1N4148

3765

4.7k

HSD

FOR MOTO HIGH SPEED

CALIBRATIO

+14

0.

0

2

10

1

R

3

0.1V

3762 10E

3761 10E

T66 T67

70V90V30V10V6

+14

10V

RP RP

825

0V

3769 470E

2741

100µ

4

0V

7704

UPC1330HA

HEADSWITCH

3763

2763

ELEKTRONIKI

3764

2765

15n

22k

2764

68p

3676

5760

OSCCoil

34

25

16

22k

68p

33k

T36

T39

3758

33E

2762

0.47µ

BIAS OSCILLATOR

3759

6.8k

2759

4.7n

7760

0V 0V

BC337/40

0V

2760

10n

3760

+14

3757

!

2

1

3752

22k

2752

47µ

4.7E

2757

3751

47µ

10k

T41

3

10k

7753

DTC114ES

7750

BC337/40

2755 1µ

15.8V

2

3753

4.7k

47k

1

0V

3754

8.2k

TBC548C

0V

3755

10k

7754

3

7752

TBC548C

0V

7751

DTA144ES

13.7V

0V

T40

0.1V

15E

SERWIS ELEKTRONIKI SERWIS ELEKTRO

A

47 0E

2747 100µ

2635

1µ

100k

2636

1µ

100k

+14

0.01V

2

1

MOTOR

BRATION

3

0.1V

10k

2637

33p

3637 470k

1V

2641

68p

2638

33p

3638 470k

1V

2642

68p

DTC114ES

1707

10k

5673

36mH

2673

82p

BIAS TRAP

5674

36mH

2674

82p

BIAS TRAP

10k

7765

22k

7635A

5.9V

2665

5.9V

2666

5.9V

10k

7667

DTC114ES

2770

220µ

DETECTOR

680p

2

6

EQ

8

3

5

13.9V

+14

3650 470E

2650

2651

470p

220µ

+

5.9V

4

3663 8.2k

2663 560p

7635B

NJM4560D

+

3664 8.2k

2664 560p

3670

4.7k

10k

1

T28

2667

68p

5.9V

7

2668

68p

+14

2

1

2671

4.7µ

2672

4.7µ

3665

3667

3666

3668

56k

12k

56k

12k

ELEKTRONIKI

2783

2789 4.7µ

1µ

AGC

7

5.4V

6

5.4V

3

11.4V

4

11.3V

2

0V

5

0V

13

4.9V

11

5.4V

10

5.4V

T57

2776

1µ

2790

4.7µ

2785 470p

2771

2784

T52

1µ

2786 470p

FE/CR

REC

MUTE

NS/HS

AGC TC

REC IN

MIX IN

REC IN

4.7n

T60

T61

2772

4.7n

6782

1N4148

2773

4.7n

3677

22k

3771 1k

3772 1k

3773 1k

3774

2768 100µ

2677

100µ

3674 22k

3673 22k

3671 1k

3672 1k

+14

3

3678

1k

2

3

10k

7785

DTC114ES

10k

7776

10k

1

3

0V

3679

68k

6783

1N4148

HSI

PLAY A

PLAY B

REC

CR A

CR B

+14

3776

4.7k

11.7V

2

1

REC

T51

2774

33k

4.7µ

T56

7783

DTC114ES

3

3737 1k

0V

10k

DTC114ES

3

7795

10k

2

10k

1

7782

DTC114ES

7746

DTC114ES

10k

2

10k

1

2V

2

77

3

0V

10k

3795

10k

7796

DTC114ES

10k

DTC11

3781

10k

4

10

1k

10k

1

7781

DTC114ES

3

10V

+14

7.4V

2

10k

1

3

0V

+14

2739

13.8V

14

0V

7

ANALOG SWITCH

(A/B SWITCH)

3767

22k

0V

3768

10k

0V

47k

3777

T59

100E

2781

22n

3778

T55

100E

2782

22n

470p

1

2

3798

12k

3

0.1V

9

0V

6

0V

3

0V

5

0V

10

0V

12

0V

2

0V

13

0V

7653

DTC114ES

10k

7763

DTA144ES

2777

1µ

3775

12k

2775

47µ

2778

1µ

10k

RECORDING

8

5.2V

15

1.2V

14

5.5V

12

5.7V

9

5.3V

2657

1µ

3659

18k

3684

47k

2658

1µ

3660

18k

2

1

EQUALISER

IC

REC OUT

CXA1298AP

Iref

V

G

MIX OUT

REC OUT

7770

47k

3683

3653

2653 1µ

REF & BIAS

7636

MC14066B

8

0V

3655

10k

4

0V

3656

10k

11

47k

3639

1.2V

TBC548C

0.4V

3641

3640

1.2V

TBC548C

0.4V

3642

T2

2

1

10k

1.5k

10V

7641

47k

7642

3

2639

2640

1µ

2

1

3766

2.2k

7767

TBC548C

7768

TBC548C

0.1V

3

3779

18k

2679

560p

3780

18k

2780

560p

0V

1

3645 10k

0V

3646

10k

+14

0.6V

7764

DTC114ES

3657

470E

3658 470E

2769

470p

3682

2659 100p

2660 100p

3681

22k

NJM4560D

3661

1.8k

2661

10µ

3662

1.8k

2662

10µ

0V

3

47k

3651 1k

+14

3770 330E

16

10.7V Vcc

AGC

0V

1

T49

B

TO 1705

CONNECTOR P WIRE

(SHEILD GROUNDING)

T47

T48

T46

T50

T44

T42

L OUT

R OUT

T6

T10

T54

HS/NS

T1

PLAY A

RIN

LIN

9

+14

8

7

6

TO

SELECTOR

5

PCB

4

+12

3

M

2

1

NC

1699

6

NC

5

4

BLOCK DIAGRAM

CD

KEYBOARD

SHIFT

REGISTER

SHIFT

REGISTER

M

KEYB

SH

REG

7745

DTC114ES

3781

1k

10k

ES

k

2V

3736

T3

PLAY B

T4

REC

T5

1k

MOTOR A

HS ADJ.

1k

MOTOR B

HS ADJ.

1k

CR

T19

T15

+12

T10

M

T11

T12

T13

T20

T21

T22

T14

T8

T17

T9

T18

T16

0V

3784

3785

1.8k

+14

3735

3788

3789

1.8k

+14

1k

2V

2

10k

+12

0.04V

2

1

M

1N4148

+14

1N4148

3796

10k

7.6V

2

1N4148

10k

1

6794

6795

6796

7744

DTC114ES

0V

3

10k

0V

3791

5.6k

MOTOR A

NS ADJ.

3792

5.6k

MOTOR B

NS ADJ.

3797

4.7k

10.8V

0.7V

10.8V

10k

3734 680E

3738 330E

2

1

11.6V

7791

BC558B

11.6V

3783

470E

3786

82E

11.6V

7792

BC558B

11.6V

3787

470E

3790

82E

7797

BC337/40

0V

M

TO FRONT

3

PCB

TUNER

2

1700

1

T/D

uP

CD

1701

1

2

T6

3

4

T8

5

6

7

8

MAIN A

PLAY A

CR A

A

MOTOR

B

DECK A

+

-

ELEKTRONIKI

MIC

MD

PHONO IN

+V

AUX IN

POWER

AF

CD

FTD

1702

MAIN A

PLAY B

CR B

A

MOTOR

B

DECK B

+

-

REC

1

2

3

4

5

6

7

8

9

FTD

C

MAIN

SHIFT

REGISTER

MAIN - DISPLAY

BUFFER

IR - EYE

EEPROM

1KB

MUTE 1

MUTE

BUFFER SPATIAL

uP

TMP870xx

STDBY

TO POWER

FROM POWER

P/D

GE

BUZZER

2

32 OHM

MUTE 2

VOL

6 OHM

+V

WER

AF

CD

FTD

BUFF

±V

~V

NOTE:

FROM uP

STDBY

V

TO uP

P/D

VOLTAGE

SELECTOR

DIGITAL OR CONTROL

AF OR SUPPLY

MAINS

DBB

ELEKTRONIKI

MUTE 1

IS ELEKTRONIKI SERWIS ELEKTRONIKI

D

Baza Porad Serwisowych Baza Porad Serwisowych Baza Porad Serwisowych

A

FRONT CIRCUIT I

DISPLAY CONNECTION

@

1430

1426

1422

1418

1414CD1410

/20/21/22/37

+5V

16

15

1451

KEY 0

1

KEY 1

2

KEY 2

3

KEY 3

4

SRCLK

5

DATA2

6

1452

STR 3

7453

HCT4094

1

STR 1

2

DATA1

3

4

D

5

DOLBY

1431

ON/OFF

1432

SURRND

1433

BASS.B

T27

T71

6412

1N4148

11

T32

T35

T36

T70

+5V

TUNE UP

1427

TUNE DWN

1428

PROG.

1429

AUTO.PROG

6411

12

T48

1N4148

9

CLK SET

TMR SET

6410

SRCLK

3471

1k

1423

1424

NEWS

1425

TIMER

13

T68

1N4148

6409

DATA1

BAND

1419

PR.UP

1420

PR.DWN

1421

MONO/ST

1N4148

14

7403

HCT4094

1415

TUNER

1416

TAPE

1417

AUX

T28

T29

6408

6407

1N4148

7

1 2 310

1 1

1510

HEADPHONE

2

3 4 5 6

T13

1

22n

2473

©

A

3434

10k

BC518

2

10k

1

3639

39k

ELEKTRONIKI

3640

39k

3571

2597

100

100p

2567

2578

10µ

3513

3515

3517

3519

3514

3516

3518

3520

820p

3575

560

2577

10µ

2573 470µ 10V

2598 100p

2568 820p

3576

560

2513

©

15k

100n

©

2515

©

22n

18k

©

2517

18k

8.2n

©

2519

1.8n

22k

©

2529 680p

2514

©

15k

100n

©

2516

©

22n

18k

©

2518

©

18k

8.2n

©

2520

1.8n

©

22k

©

2530

©

680p

3584

15k

2573

3572

100

1

2

100Hz

3

1

2

250Hz

3

1

©

2

1KHz

3

1

©

2

6KHz

3

1

2

12KHz

3

1

2

100Hz

3

1

©

2

250Hz

3

1

©

2

1KHz

3

1

©

2

6KHz

3

1

2

12KHz

3

A

T25

M

T31

3501

2.2k

3502

2.2k

FROM SH 2 OF 2

3553

47k

3554

47k

5416

5417

2472

©

T30

T14

T21

T23

+14V

T59

T1

T2

T3

T4

T11

T10

T9

T8

T7

T6

T5

T19

T18

T17

T16

T15

T14

T13

T12

T26

T25

T24

T23

T22

T21

T20

3503

2.7k

3531

1.5k

3504

2.7k

3532

1.5k

T61

T60

T19

MIC-MIX L

MIC-MIX R

+14V

TO 1555

+14V

+12V

TO 1555

3555

1k

2553 330p

3556

1k

2554 330p

3505 4.7k

A

3506 4.7k

A

+13V

A

3507a

50k

3508a

50k

3509a

50k

3510a

50k

3511a

50k

3507b

50k

3508b

50k

3509b

50k

3510b

50k

3511b

50k

BASS

T31

3583

47k

1457

T16

1

RGE

2

A

LGE +14V

LHP

RHP MUTE 1 MUTE 2

BASS

BUZZER

T18

3 4

T12

5 6 7 8 9

10

1456

1 2 3 4 5 6

VOL. UP VOL. DOWN

T20

POW LED

T24

BASS

+5V

T22

+12V

Zestaw audio Philips FW21

FOR -/21 VERSION ONLY

MIC-MIXING

TUNER

CASS

CD

FOR FW40 ONLY

PHONO

IN L

PHONO

IN R

2 2

FRONT CIRCUIT II

T11

R

T8

FROM SH 1 OF 2

L

A

DATA

L

A

M

A

+14V

1554C

4

5

1554D

6

5

1559

4+14V

3

2

1R

58

1L

2

3R

4+14V

57

7CLK

6

5COUNT

4CE

3STEREO

2MUTE

1STSIG

1552

1

2+14

3REC R

4REC L

5PB L

6PB R

7+12

8

9+13

1551

7L

6

1

5R

4RESET

3ACKN

2STROBE

1DATA

T30

A

T32

A

SERWIS ELEKTRONIKI SERWIS ELEKTRONIKI SERWIS ELEKTRONIKI

1434

T37

JAZZ

1411

POP

1412

CLASSIC

1413

CANCEL

6

7452

DTC114ES

T33

1N4148

7451

10k

NS/HS

6406

1N4148

5

+5V

3413 330E

1433A

LED

3

KEY 0

KEY 1

KEY 2

KEY 3

4

8

D

+5V

1432A

LED

3417 390E

2

1

18

27

36

45

D

+5V

T30

GPIU58X

D

3497

10k

BASS

MUTE1

DTC114ES

10k

7402

ST24C01A

6405

T51

T49

T47

7453

T50

+5V

12345678

3

10k

+5V

T66

D

EECLK

3495

10k

2480 680p

3496

T44

EECLK

T67

SRCLK DATA1

+5V

3489

10k

1k

7459

BC548C

SELECTOR CIRCUIT DIAGRAM

2557

3617

0.47µ

15k

3551

6.5V

560 10n

2569

3577 330k

560 10n

2570

3578 330k

1

2

3

4

6.5V

©

T27

T28

T29

T28

3616

3

2

5

6

* 3523

* 3527

3530

3563 150k

3564 150k

+14V

1k

+

-

7555

NJM4560D

2571 2.7n

NJM4560D

+

-

2572 2.7n

3521

15k

©

18k

3525

18k

22k

3529

82k

3533

1.5k

3522

15k

3524

18k

3526

18k

3528

22k

82k

3534

1.5k

100k

3559

68k

3567

68k

3552 100k

3560

68k

3568

68k

14V

2575 100µ

8

1

3579

27k

7555

7

7V

4

3580

27k

2538

3557

10k

3561

3558

10k

3562

7V

2561

0.47µ

2563

0.47µ

10k

2565

3565

0.47µ

15k

2558

3618

0.47µ

15k

2562

0.47µ

2564

0.47µ

10k

2566

3566

0.47µ

15k

2574

47n

3581

2551

10k

0.47µ 2559

3651

2.7k

3582

2552

10k

0.47µ

3652

2.7k

©

22n

2537

100µ

* 3538

2531 820p

2533 100p

2532

©

820p

2534 100p

0.47µ

10k

3581

2560

0.47µ

10k

3582

+14V

3537

47k

3544

4.4V

A

180E

2539

7539a

NJM4560D

7539b

NJM4560D

8

100µ

1

2541

4.7µ

7

2542

4.7µ

4

3

+

2

-

3535 560k

2535 47p

A

5

+

6

-

3536 560k

2536 47p

22k

1554A AUX L

1554B AUX R

2521 100n

2523

22n

2525

8.2n

2527

1.8n

2523 100n

2524

22n

2526

8.2n

2528

1.8n

3573

3574

3416

RES8LEG

10k

EECLK

+5V

3432

10k

*

3431

10k

#

T52

6563 3589

1N4148

2623 470p

6565 3591

1N4148

2625 470p

6561 3587

1N4148

2627 330p

6559 3585

1N4148

2629 470p

6564 3590

1N4148

2624 470p

6566 3592

1N4148

2626 470p

6562 3588

1N4148

2628 330p

6560 3586

1N4148

2630 470p

2617 10µ

+14V

5511

5512

10k

REC

PLYA

PLYB

47k

3621 820

3622 820

3624 820

3623 820

LGE

* 5513

A

RGE

LEGEND * FOR FW40 ONLY

10k

3414

10k

BUZZER

6551 5559

1N4148

6553 5557

1N4148

6555 5555

1N4148

6557 5553

1N4148

6552 5558

1N4148

6554 5556

1N4148

6556 5554

1N4148

6558 5552

1N4148

+14

3638

560

6569

P37

-30V

EECLK

+5V

T34

BZX79C5V6

RESET

P36

P35

3415

10k

SRCLK DATA1

DATA1

2.2µ

56p

2619

O

16

VDO

15

EO

SWW1

1558

SWW2

TO 1457

TOSH1OF2

P34

P33

P32

P31

P30

58 59 60 61 62 63 64 65

66 33

67 68 69 70 71 72 73 74

75 76 77 78

VOL. UP

79 80

VOL. DOWN

3487

10K

©

PD

STR2

SRCLK

T63

PD

3595

470

3597 15k

3596 470

2582 100p

3598 15k

56p

2620

2618

TUNER13TAPE14AUX7S06S15REC-MUTE

11CD12

O

7

6

SHIFT REGISTER

+5V

3630

1k

P87

P86

P85

P84

P83

P82

P81

P80

P8757P8656P8555P8454P8353P8252P8151P8050P7749P7648P7547P7446P7345P7244P7143P70

OUTPUT

PORT P 8

P30 P31 P32 P33

I/O

PORT

P34

P9

P35 P36 P37

P40 P41 P42

I/O

P43

PORT

P44

P4

P45 P46 P47

COMP.

A/D

P50 P51

I/O

P52

PORT

P53

P5

P54 P55

1

P10

2

P11

3

P12

4

P13

5 6 7 8

2590 470µ

16V

2581 100p

O

3570

P1

P14 P15 P16 P17

CONTROL OSC 2 OSC 1

TEST9RESET

D D

+14V

3515

!

33E

14V

2589

47n

3.5V

8

3

+

2583

2

680p

-

3.5V

3569

8.2k 3603

2.2k

3.5V

5

+

2584

6

680p

-

3.5V 3602

2.2k

8.2k 3604

2.2k

56p

O5O4O3O2O

9

2621

O

2612

2.2n

56p

HCT4094 HEF4094

8

10

2586

1n

7552

STR O CP

CPU

XT IN10XT OUT

5402

32.768k

2409

22p

D

7551A

NJM4560D

6.5V 2587

1

4.7µ

3601

2.2k

2585

1n

2631

7551B

NJM4560D

6.5V 2588

7

4.7µ

4

2632

123

T37

T38

TAPE UNIT WIRING

R/P HEAD

(DECK2)

ERASE HEAD

(DECK 2)

PINK

BLACK

WHITE

BLACK

WHITE

PINK

P HEAD

(DECK 1)

SELECTOR

TO

PCB

TO

FRONT

PCB

3619

1.8k

3620

1.8k

3654

1k

D

P77

11 12

2408

22p

T36

1011

1453

SEESH2OF2

P76

P75

P74

P73

I/O

PORT P 7

TMP87CH70

XT IN13XT OUT

3609

12k

7553

BC548

3611

10k

3612

10k

3610

12k

7554

BC548

SURR.

O

1

V

3650

3649

3.3k

YELLOW

9

6

P72

PORT

7400

0

CC

WHITE BLACK

BLACK WHITE WHITE BLACK

WHITE

P6

P0

P3

ROM

RAM

4

PINK PINK

PINK

P71

I/O

5401

8MHz

P70

42

P67 P66 P65 P64 P63 P62 P61 P60

P07 P06 P05 P04 P03 P02 P01 P00

P37 P36 P35 P34 P33 P32 P31 P30

14

3613

10k

3606

18k

100k

3614

10k

8

SRCLK

DATA1

STR 2

RESET

1704

8

1

1703

3

1

1707

2 1

1699

9

1

1700

6

1

P67

41 40 39 38 37 36 35 34

32 31 30 29 28 27 26 25

2493

47p

©

24 23 22 21 20 19 18 17

16

P20

15

V

SS

D

DSC L

3605

18k

SURR

3626

2615

4.7µ

DSC R

6567

1N4148

PCBAS TAPE

L-

A

LR+ -

A

RE

A

L

A

R

FOR MOTOR HS

CALIBRATION ONLY

A

+14 REC R REC L PB L PB R +12

M

+13 (N.C.)

DOLBY ON/OFF HS/NS PLY A PLY B REC CR

P66

BASS

220k

P65

B

3641

DTC114ES

0.47µ

7556

BC548

0.47µ

3629

10k

2405

2492

47p

©

* 7456

2609

1.8k

2610

CALIBRATION ONLY

+5.1V

5412

3404 680E

470p

2404

2.2µ

DD

+5V

MUTE1

1434A

+5V

LED

3

10k

2616

100µ

1N4148

3653 560E

FOR BIAS & REC

+5V

GND

D

+5.6V

6403

1N4148

6402

5411

2.2µ

2471

100µ

+5V

3410 RES6LEG

10k

123456

MUTE1 MUTE1

* 3433

330E

2

10k

1

RESET

2417

22n

D

3607

3642

1M

3608

47k

6568

1N4148

+5V

6570

1N4148

7561

BC548

+12

+14

PLY B

CR B

REC

+12

+14

PLY B

CR B

B

AC 1

AC 2

-30V

7450

T46T45

BC338/40

+13V

2403

BC548

3636

100k

1702

D

7455

10k

7559

BC327

2601

3625

12K

1 2

+5.1V

D

22n

1

9

1

8

100µ

3430

10k

2402

22µ

3481

4.7k

3488

3423

10k

2605 100p

2606 100p

6.2V

3403

3402

220E

1.5k

6401

6.2V

T53

DD

10E

©

2611

2415 100n

D

+5V

3493

10k

3490

10k

+5V

©

+5.6V

2414

10µ

PD

TBC548C

3424 100k

D

PD

D

+14V

B

3635

100k

47µ

3633

2593

3634

2594

TO FRONT

MOTOR

2600

6.5V

8

3

NJM4560D

+

2

-

6.5V 3631

22k

2591 100p

22k

10µ

6.5V

5

NJM4560D

+

6

-

4

6.5V

3632

22k

2592 100p

22k

10µ

1561

1

STDBY

2

PD

3

+13V

4

D

5

-30V

6

AC

7

AC

8

M

9

+12V

3643

10k

3644

1.8k

DECK 2

-

+ B A

19

DECK 1

-

+ B A

18

1N4148

10k

47k

ELEKTRONIKI

6571

1706

1708

A B

M

A

A B

M

A

-30V

22n

2401

D

2490

18p

©

T74

3421

©

10k

7454

D

3637

!

33E

14V

47n

7557A

1

7V

2633

7557B

7

7V

2634

+12V

NOT FOR FW40

+14V

3645

10k

A B +

-

M

AB+12

A B +

-

M

AB+12

2406 470n

D

2405 470n

D

5410

2.2µ

+5V

3401 4.7E

3412

10k

100p©2489

©

2485

STR2

18p

MUTE1

2486

©

18p

3459

©

1k

MUTE1

+5V+5V

©

3422 100k

2413

2.2µ

D

MUTE1

NOTE * FOR FW20 ONLY # NOT FOR FW20 FAMILY @ FOR FW 30 FAMILY ONLY

2599 100µ

2595

10µ

2596

10µ

+5V

PCB

PLY B

DECK 1

PLY A

PCB

7558

BC548

RECORD

SWITCH

CR B

CR A

+13V

3648

680E

3646

680E

M

RED

BLACK

BROWN

A

REC

RED

BLACK

BROWN

A

REC

D

M

DECK 2

+14

B

!

3406

1E

2496

1n

©

!

3405

1E

2497

1n

©

!

2498

1n

©

TOSH2OF2

SRCLK SRCLK

STR2 STR2

MUTE1

+5V

STR2

DATA1

SRCLK

FROM 57

FROM 1551

SRCLK

DATA1

STR 2

RESET

DSC L

DSC R

+14V

7560

BD234

3647

10k

2494

©

1n

2495

©

1n

5413

5414

D

3499

5.6E

2491

18p

DATA1DATA1

SRCLK

2487

+14V

5551

+14V

2488

18p

10p

©

3411 RES8LEG

10k

12345678

3457 1k

©

REC

PLYB

BASS

1555

T33

T34

T35

NC

T40

T41

1557

T43

T44

T45

T46

T47

T48

T58

T57

T56

T55

T54

T53

M

T52

T51

D

T50

T49

1553

FOR FW20 ONLY

NOT FOR FW20

FOR FW40 ONLY

NOT FOR FW40

MAIN

SWITCH

MUTE

SWITCH

MAIN

SWITCH

MUTE

SWITCH

1458

T62

1 +12V

T60

2

T59

M

10k

©

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

1

2

3

4

5

6

7

10

9

8

7

6

5

4

3

2

1

3AC

T58

4AC

T57

5 -30V

T55

6

T54

T56

T61

T10

T11 T9 T8

T17

T6 T5 T26 T7

T4 T3 T69 T2 T65

T31

T1

T70

T15

T73

10k

T40

T41

T42

T39

T43

T38

PLYA

+14V

R

L

CLK

DATA

COUNT

CE

STEREO

MUTE

STSIG

RESET

ACKN

STROBE

CDDATA

SRCLK

SRDATA

STR 2

MUTE 1

RESET

+5V

+14V

L

R

S2

S0

S1

+14V

STDBY

PD

+13V

-30V

AC

D

7 +13V

8PD

9 STDBY

1449

+14V R

A

L TUNER CLK TUNER DATA COUNTER CE STEREO MUTE STSIG

CD RESET ACKN STROBE CD DATA

SR CLK DATA1

64

STR 2 MUTE 1

T72

RESET +5V

10k

1453

CR

1 2

REC PLY B

3

PLY A

4

HS

5

DOLBY

6

A

M

D

Baza Porad Serwisowych Baza Porad Se

A

FRONT CIRCUIT I

1

/20/21/22/37

T27

+5V

16

15

1451

KEY 0

1

KEY 1

2

KEY 2

3

KEY 3

4

SRCLK

5

DATA2

6

1452

STR 3

RGE

LGE +14V

LHP

RHP MUTE 1 MUTE 2

BASS

BUZZER

1

STR 1

2

DATA1

3

4

D

5

1457

T16

1 2

A

T18

3 4

T12

5 6 7 8 9

10

1456

VOL. UP

1

VOL. DOWN

2 3

POW LED

4 5 6

7453

HCT4094

Zestaw audio Philips FW21

FOR -/21 VERSION ONLY

MIC-MIXING

TUNER

DATA

TUNER

@

1430

1426

1422

1418

1414CD1410

DOLBY

1431

ON/OFF

1432

SURRND

1433

BASS.B

T71

6412

1N4148

11

T32

T35

T36

T70

+5V

FROMSH2OF2

BASS

T21

T25

T20

T23

+5V

T22

T24

+12V

M

1559

4+14V

3

L

2

A

1R

58

1L

2

A

3R

4+14V

57

7CLK

6

5COUNT

4CE

3STEREO

2MUTE

1STSIG

1552

1

A

TUNE UP

1427

TUNE DWN

1428

PROG.

1429

AUTO.PROG

6411

12

T14

+14V

T61

T60

T59

T1

T2

T3

T4

T11

T10

T9

T8

T7

T6

T5

T19

T48

1N4148

9

T30

T19

+14V

CLK SET

TMR SET

6410

13

SRCLK

3471

1k

5416

5417

©

MIC-MIX L

MIC-MIX R

TO 1555

+14V

1423

1424

NEWS

1425

TIMER

T68

1N4148

2472

BASS

BAND

1419

1415

PR.UP

TUNER

1420

1416

PR.DWN

TAPE

1421

1417

AUX

MONO/ST

T28

T29

6409

6408

1N4148

14

7

7403

HCT4094

1 2 310

DATA1

1510

HEADPHONE

2

3 4 5 6

T13

1

22n

2473

©

A

3434

10k

2

1

ELEK

6407

BC518

10k

3639

39k

TROELEKTRONIKI

1434

T37

JAZZ

1411

POP

1412

CLASSIC

1413

CANCEL

6

7452

DTC114ES

T33

1N4148

7451

10k

NS/HS

6406

1N4148

5

+5V

3413 330E

1433A

LED

3

KEY 0

KEY 1

KEY 2

KEY 3

4

8

D

+5V

1432A

LED

3417

390E

2

1

18

27

36

45

D

+5V

T30

GPIU58X

D

3497

10k

BASS

MUTE1

DTC114ES

10k

7402

ST24C01A

6405

T51

T49

T47

+5V

12345678

7453

3

10k

+5V

T66

D

EECLK

3495

T50

10k

2480 680p

3496

10k

EECLK

T67

SRCLK DATA1

+5V

7459

BC548C

3489

T44

1k

SELECTOR CIRCUIT DIAGRAM

2557

3617

0.47µ

15k

3551

1554A AUX L

100k

T27

1

T28

2

3563 150k

3567

3557

3559

68k

3561

68k

2561

0.47µ

10k

2563

0.47µ

10k

2565

3565

0.47µ

15k

3416

RES8LEG

10k

EECLK

+5V

3432

10k

*

3431

10k

#

T52

6563 3589

1N4148

2623 470p

6565 3591

1N4148

2625 470p

6561 3587

1N4148

2627 330p

6559 3585

1N4148

2629 470p

10k

REC

PLYA

PLYB

47k

10k

3414

10k

BUZZER

6551 5559

1N4148

6553 5557

1N4148

6555 5555

1N4148

6557 5553

1N4148

+5V

-30V

EECLK

T34

P37

P36

P35

P34

P33

P32

P31

P30

58 59 60 61 62 63 64 65

66

67 68 69 70 71 72 73 74

+5V

3415

2.2µ

10k

SRCLK DATA1

DATA1

VOL. UP

VOL. DOWN

STR2

SRCLK

T63

3597 15k

75 76 77 78 79 80

1 2 3 4 5 6 7 8

3487

10K

©

PD

259

470

16V

3595

470

25

8

100

DISPLAY CONNECTION

P87

P86

P85

P84

P83

P82

OUTPUT

PORTP8

COMP.

A/D

TEST9RESET

2409

P81

22p

D

P80

CPU

XT IN10XT OUT

5402

32.768k

P30

P8757P8656P8555P8454P8353P8252P8151P8050P7749P7648P7547P7446P7345P7244P7143P70

58

P30

59

P31

60

P32

61

P33

62 63 64 65

66 33

67 68 69 70 71 72 73 74

75 76 77 78 79 80

1 2 3 4 5 6 7 8

3487

10K

©

I/O

PORT

P34

P9

P35 P36 P37

P40 P41 P42

I/O

P43

PORT

P44

P4

P45 P46 P47

P50 P51

I/O

P52

PORT

P53

P5

P54 P55

P10 P11 P12 P13

P1

P14 P15 P16 P17

CONTROL OSC 2 OSC 1

D D

D

P77

11 12

2408

22p

SEESH2OF2

P76

P75

P74

P73

I/O

PORTP7

TMP87CH70

XT IN13XT OUT

P72

PORT

ROM

RAM

7400

P71

P70

42

P67 P66 P65 P64

I/O

P63

P6

P62 P61 P60

P07 P06 P05

I/O

P04 P03

P0

P02 P01 P00

P37 P36 P35 P34

I/O

P33

P3

P32 P31 P30

V

14

5401

8MHz

1N4148

D

10k

BC548

T46T45

10k

7455

2403 100µ

3430

+5.1V

D

10k

BC338/40

2402

22µ

3481

4.7k

3488

3423

10k

B

7450

DD

10E

2415

©

100n

!

3406

18p

D

3422 100k

2413

2.2µ

100p©2489

+5V

©

STR2

MUTE1

©

1E

!

3405

1E

!

3401 4.7E

©

TOSH2OF2

STR2 STR2

MUTE1

STR2

SRCLK

MUTE1

2496

2498

1n

©

1n

DATA1

©

2497

1n

D

3499

5.6E

SRCLK SRCLK

MUTE1

2487

18p

+5V

©

3411 RES8LEG

10k

12345678

REC

BASS

2494

2495

©

SRCLK

©

1458

T62

1n

M

5413

5414

2491

18p

DATA1DATA1

2488

10p

10k

©

3457 1k

PLYB

1 +12V

T60

2

T59

3AC

T58

4AC

T57

5 -30V

T55

6

T54

T56

T61

T11 T9

T8

T17

T6

T5

T26

T7

T4 T3 T69 T2 T65

T31

T70

T15

T73

10k

T40

T41

T42

T39

T43

T38

PLYA

D

7 +13V

8PD

9 STDBY

1449

T10

+14V R

A

L TUNER CLK TUNER DATA COUNTER CE STEREO MUTE STSIG

CD RESET ACKN STROBE CD DATA

T1

SR CLK DATA1

64

STR 2 MUTE 1

T72

RESET +5V

10k

1453

CR

1 2

REC PLY B

3

PLY A

4

HS

5

DOLBY

6

1

AC 1

AC 2

-30V

+13V

6.2V

3403

3402

220E

1.5k

6401

6.2V

T53

D

+5V

3493

10k

3490

10k

+5V

©

+5.6V

2414

10µ

PD

TBC548C

3424 100k

D

PD

D

2406 470n

2405

-30V 470n

5410

2.2µ

3412

22n

10k

2401

D

2490

18p

©

2485

T74

2486

3459

©

1k

+5V+5V

3421

©

10k

7454

D

+5V

P67

P66

P65

5412

2405

41 40 39 38 37 36 35 34

32 31 30 29 28 27 26 25

2493

24 23 22 21 20 19 18 17

16

P20

15

SS

2492

47p

©

MUTE1

+5V

BASS

3

D

* 7456

DTC114ES

470p

3404 680E

2404

2.2µ

+5V

1434A

LED

10k

+5.1V

DD

2471 100µ

RESET

GND

D

+5.6V

6403

1N4148

6402

5411

2.2µ

+5V

3410 RES6LEG

10k

123456

MUTE1 MUTE1

* 3433

330E

2

10k

1

2417

22n

D

3595

470

2590

470µ

16V

2581 100p

3569

8.2k

NOTE * FOR FW20 ONLY # NOT FOR FW20 FAMILY @ FOR FW 30 FAMILY ONLY

+14V

3515

!

33E

14V

2589

2583 680p

3603

2.2k

47n

3.5V

7551A

NJM4560D

8

3

6.5V

+

2

-

3601

2.2k

2585

2587

1

4.7µ 3609

12k

7553

BC548

3619

2631

1.8k

3611

10k

1n

3613

DSC L

3605

18k

10k

SURR

3626

2615

4.7µ

220k

3641

B

2609

0.47µ

7556

BC548

2616

1.8k

100µ

3642

1M

3636

100k

47k

3607

7559

BC327

ELE

2601

2611

2605 100p

22n

47µ

3633

2593

+14V

3637

22k

33E

14V

47n

2600

7557A

NJM4560D

1

7V

2633

!

2599 100µ

2595

10µ

FROM 57

+14V

1555

T33

T34

T35

+14V

1

R

2

3

A

4

L

5

CLK

6

DATA

7

COUNT

8

CE

9

STEREO

10

MUTE

B

3635

100k

6.5V

8

3

+

2

-

6.5V 3631

2591 100p

22k

10µ

KTELEKTRONIKI

PHONO

IN L

PHONO

IN R

A

CASS

M

A

CD

FOR FW40 ONLY

1554C

4

5

1554D

6

5

1

T18

2+14

T17

3REC R

T16

4REC L

T15

5PB L

T14

6PB R

T13

7+12

8

9+13

1551

7L

6

1

5R

4RESET

3ACKN

2STROBE

1DATA

T30

A

T32

A

+12V

T12

+13V

T26

T25

T24

T23

T22

TO 1555

T21

T20

3555

1k

3553

2553

47k

3554

47k

3556

330p

1k

2554 330p

T31

3571

100

3584

15k

T31

A

3583

2573

47k

3572

100

2578

2573 470µ 10V

10µ

RONIKI

1554B AUX R

T29

3

T28

4

3640

39k

3564 150k

3616

1k

6.5V

2567 820p

2568 820p

3573

3574

6.5V

560

2569

3577 330k

560

2570

3578 330k

10n

6.5V

10n

3

+

2

-

NJM4560D

5

+

6

-

2597 100p

2577

10µ

2598 100p

3575

3576

560

+14V

8

7555

2571 2.7n

3579

27k

NJM4560D

4

2572 2.7n

3580

27k

3552 100k

3568

100µ

7555

68k

2575

3560

14V

2558

3618

0.47µ

15k

2562

0.47µ

3558

10k

68k

1

7

7V

3562

2564

0.47µ

10k

2566

3566

0.47µ

15k

2574

47n

7V

3581

2551

10k

0.47µ 2559

3581

0.47µ

10k

2560

3582

0.47µ

10k

3651

2.7k

3652

2.7k

3582

2552

10k

0.47µ

2629 470p

6564 3590

1N4148

2624 470p

6566 3592

1N4148

2626 470p

6562 3588

1N4148

2628 330p

6560 3586

1N4148

2630 470p

2617

10µ

47k

3621 820

3622 820

3624 820

3623 820

6552 5558

1N4148

6554 5556

1N4148

6556 5554

1N4148

6558 5552

1N4148

+14

3638

560

6569

BZX79C5V6

RESET

2.2µ

2619

16

15

1558

56p

O7O

VDO

EO

SWW1

SWW2

3598 15k

56p

2620

TUNER

11CD12

+5V

3630

1k

3596

470

6

SHIFT

258 100p

2618

2

35

8

R

O

9

+14V

T19

2

FRONT CIRCUIT II

3513

1

3503

+14V

T11

R

T8

FROM SH 1 OF 2

L

3501

A

2.2k

3531

1.5k

3504

3502

2.2k

3532

1.5k

3507a

2.7k

50k

2

100Hz

3

1

3508a

50k

3509a

50k

3510a

50k

3511a

50k

3507b

50k

3508b

50k

3509b

50k

3510b

50k

3511b

50k

2

250Hz

3

1

2

1KHz

3

1

2

6KHz

3

1

2

12KHz

3

1

2

100Hz

3

1

2

250Hz

3

1

2

1KHz

3

1

2

6KHz

3

1

2

12KHz

3

3505 4.7k

A

3506 4.7k

A

SERWIS ELEKTRONIKI SERWIS ELEK

2513

©

15k

100n

2515

3515

©

22n

18k

3517

2517

©

18k

8.2n

2519

3519

1.8n

22k

©

2529 680p

3514

2514

©

15k

100n

2516

3516

©

22n

18k

©

3518

2518

©

18k

8.2n

2520

3520

1.8n

©

22k

©

2530

©

680p

A

3521

15k

2521

©

100n

©

2538

* 3523

18k

2523

©

22n

3525

18k

2525

©

8.2n * 3527

©

22k

2527

©

1.8n

3529

82k

3533

1.5k

3522

15k

2523

©

100n

3524

©

18k

2524

©

22n

3526

18k

2526

©

8.2n

3528

©

22k

2528

©

1.8n

3530

©

82k

3534

©

1.5k

©

22n

2537

100µ

* 3538

2531 820p

2533 100p

2532

©

820p

2534 100p

+14V

3537

47k

3544 180E

22k

4.4V

4

3

+

-

+

-

3535 560k

2535

3536 560k

2536

47p

7539a

NJM4560D

7539b

NJM4560D

8

1

7

4.4V

A

2

A

5

6

2539 100µ

2541

4.7µ

2542

4.7µ

+14V

5511

5512

LGE

* 5513

A

RGE

LEGEND * FOR FW40 ONLY

TO 1457

TOSH1OF2

470

2582 100p

3570

8.2k

56p

2618

12 13

6

O

9

V

0

7551B

NJM4560D

3.5V

5

6.5V

+

2584 680p

3.5V

7

6

-

4

3602

2.2k

3604

2.2k

TAPE

O

5

2586

1n

2632

56p

2621

AUX7S06S15REC-MUTE

14

O4O

3

7552

HCT4094

HEF4094

O

STR O CP

8

10

123

2612

2.2n

T38

TAPE UNIT WIRING

R/P HEAD

(DECK2)

ERASE HEAD

(DECK 2)

PINK

BLACK

WHITE

BLACK

WHITE

PINK

P HEAD

(DECK 1)

SELECTOR

FRONT

2588

4.7µ

3620

1.8k

O2O1O

T36

T37

3654

1k

1011

TO

PCB

1453

TO

PCB

3610

12k

7554

BC548

3649

3.3k

9

6

3650

3.3k

3612

10k

SURR.

V

YELLOW

4

0

CC

WHITE BLACK

PINK

PINK BLACK WHITE WHITE BLACK

WHITE

PINK

3606

18k

100k

3614

10k

8

SRCLK

DATA1

STR 2

RESET

PCBAS TAPE

1704

8

L-

LR+ -

RE

1

1703

3

L

R

1

1707

2

CALIBRATION ONLY

1

1699

9

+14 REC R REC L PB L PB R +12

+13 (N.C.)

1

1700

6

DOLBY ON/OFF HS/NS PLY A PLY B REC CR

1

65

4.7µ

DSC R

6567

1N4148

A

FOR MOTOR HS

A

M

2610

0.47µ

3629

10k

FOR BIAS & REC

CALIBRATION ONLY

3653 560E

6568

1N4148

+5V

7561

BC548

3608

47k

6570

1N4148

+12

+14

PLY B

CR B

REC

+12

+14

PLY B

CR B

6571

1N4148

1706

1708

1702

A B

M

A

1702

A B

M

A

2601

10µ

22n

KTRONIKI

3625

12K

6.5V

7557B

5

NJM4560D

+ 2606 100p

6.5V

3634

22k

2594

10µ

STDBY

+13V

-30V

TO FRONT

+12V

1 2

DECK 2 MOTOR

1

9

DECK 1 MOTOR

1

8

7

6

7V

-

4

3632

22k

2592 100p

1561

1

2

PD

3

4

D

5

6

AC

7

AC

8

M

9

NOT FOR FW40

+14V

3643

10k

3644

1.8k

A B

+

-

+ B A

AB+12

19

A B

+

-

+ B A

AB+12

18

2634

3645

10k

+12V

M

D

M

DECK 2

+14

2596

10µ

PCB

PLY B

DECK 1

PLY A

PCB

7558

BC548

CR B

CR A

RECORD SWITCH

A

REC

A

REC

MUTE

10

STSIG

11

RESET

12

ACKN

FROM 1551

RESET

+5V

SRCLK

DATA1

STR 2

5551

13

STROBE

14

CDDATA

15

SRCLK

16

SRDATA

17

STR 2

18

NC

T40

T41

MUTE 1

19

RESET

20

+5V

21

+14V

1557

+14V

1

+14V

T43

T44

T45

T46

T47

T48

T58

T57

T56

T55

T54

T53

M

T52

T51

D

T50

T49

L

2

3

A

R

4

S2

5

S0

6

S1

7

10

A

+14V

9

STDBY

8

PD

7

6

M

+13V

5

4

D

-30V

3

AC

2

AC

1

DSC L

DSC R

+13V

1553

7560

3648

BD234

680E

3646

3647

680E

10k

FOR FW20 ONLY

NOT FOR FW20

2

FOR FW40 ONLY

M

RED

BLACK

BROWN

RED

BLACK

BROWN

MAIN

SWITCH

MUTE

SWITCH

MAIN

SWITCH

MUTE

SWITCH

NOT FOR FW40

B

Philips FW-21 Schematic

Specifications and Main Features

Frequently Asked Questions

User Manual

STK4122

HCT4094

BA15218

MN4066

NJM4560D

TY40408

MC68HC05C8

FC61C65L

SAA7341

LA1851N

TDA1301T

LC7218

NJM4560

TCA0372

TEA5712T

HEF4069UBT

HEF4069UBT

MM74HCU04M

LC7218M

MM74HCU04M

MM74HCU04M

UPC1313HA

UPC1330HA

HEF4066

MC14066B

MC14066B

CXA1298AP

NJM4560D

HCT4094

HCT4094

ST24C01A

NJM4560D

NJM4560D

TMP87CH70