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
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
B
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
STEREO
kHz MHz
kHz MHz
!
!
+V
2300
@
-V
BD234
2303
10µ
2306
1n
3321
4.7k
EDIT
EDIT
PAUSE
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
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
Dbb
A A
+5V
3900
330E
86
A
1924 led
M
M
BC338-40
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
GEA
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
NEXT
1921
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
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
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]
[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
D
D
D
D
D
D
D
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
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
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
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
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
0.63A
45
46
47
48
-0.1V
-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
-0.1V
/33 /37
4A
1.25A
1A
1.25A
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
1
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
2
2
2
3
3
3
3
3
3
3
3
3
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
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
+5
+5
3716 10k
3717 10k
2103
D
:
:
:
:
:
:
:
:
:
:
:
:
:
:
:
TO PIN1
OF IC7000
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
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
+5
+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
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
220p
2007
2006
220p
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
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
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
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
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
....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
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
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
X
X
X
-
-
X
-
13.8V
off
4
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
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
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
STEREO
kHz MHz
kHz MHz
!
!
+V
CC
2300
@
-V
CC
BD234
2303
10µ
2306
1n
3321
4.7k
EDIT
EDIT
PAUSE
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]
[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
D
D
D
D
D
D
D
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
1
1
2
1
3
1
4
1
5
1
6
1
7
1
8
1
9
2
0
2
1
2
2
2
3
2
4
2
5
2
6
2
7
2
8
2
9
3
0
3
1
3
2
3
3
3
4
3
5
3
6
3
7
3
8
3
9
IC 7251 VOLTAGES
Pin No FW20 FW30
1
-0.1V
-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
-0.1V
-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
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
+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
+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
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
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
+5
+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
220p
2007
2006
220p
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
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
V
VR
VR
O
D
O
V
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
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
5
6
+5
+5V CLOSING
3301
15k
-
+
4
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
12k
3615 1
+10
7060 B
TCA0372
3612
3613
12k
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
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
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
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
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
GEA
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
100p
4.1V
3518
BA15218
8
6.3V
5
+
2528
680p
-
4
6
6.3V
3520 18k
1.8k
1.8k
31
3554
22k
33
A
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
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
NEXT
STOP
4
+5V
1N4148
8
D
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
1
0
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
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
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
-0.1V
Other
version
0.63A
0.63A
A
0V
-0.1V
-0.1V
/33 /37
4A
4A
5A
TUNER UNIT
1A
1.25A
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
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
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
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
7-9V
8.5V
8.5V
8.5V
1.1V
8.5V
8.5V
SHORT
AM-FRA
1111
0
/0
/00
/14
/14
/08
/08
/00
±
0.1V
/00
±
0.3V
1V
1V
1V
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
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