Harman Kardon CA-260 Service manual

G.

Electronic Service Data

P.O. Box 386/Ambler PA 19002

Tannenbaum

Phone [phone] Fax 215 657

Web Page www.

agtannenbaum.com

harman/kardon

0520

MODEL CA-260

CAR

AMPLIFIER

~~

~~

The Harman Kardon

3 7

Model CA260

HIGH FIDELITY

DlJ mJ 0

CAR AM

~ 1RUTI~

PLIFIER

mJ QJJ

Manual No.

74A

harman / kardon

240 CROSSWAYS PARK WEST

1112.H15274A8 P.08846 1650 PRINTED IN JAPAN

, WOODBURY. N.

Y. 11797

~~I

, -

~ .

~;;

Power Output

HCC (High Instantaneous: :t 30A

Current Capability)

THD

Negative Feedback

Power Bandwidth

Frequency Response

Signal-to-

I nput Sensitivity

Line Level

High Level

DISASSEMBLY PROCEDURES

Note: When replacing parts

terminals of the capacitor (C51

source with 8D

charge accumulated.

IIJ CABINET BOTTOM ASSEMBLY (101) REMOVAL

Remove 7

Assembly (101).

IZJ MAIN P.

1. Remove the Cabinet Bottom Assembly (101). (Refer

to step rn .

2. Remove 9

(PCB-

Board (PCB-

(PCB-

3. Unsolder the

Board (PCB-

(PCB-

by unsoldering.

4. Remove 2

(142) with the

Bridged-Mono Switch P

minals (TEl and TE2).

, RMS

Noise Ratio

screws ~ and

C. BOARD (PCB-

screws fY and remove the Main P

l) with Cabinet Back

2), Bridged-

3) and terminals (TEl and TE2).

: 60 watts per channel into

4 Ohms

: 90 watts per channel into

2 Ohms

: 180 watts bridged mono into

4 Ohms

: No more than 0.

: 25dB

: 10Hz to 100

: 10Hz to 100,

: 80dB

: 0. 25V 10.

: 3V

, discharge by shorting between

1O0W resistor as it

remove the Cabinet Bottom

1) REMOVAL

Mono

, 20 ~ 20,

, 20 ~ 20,

, 20 ~ 20,

8V (switchable)

, C52) at the power

(142), Line Input P

Switch P

lead wires from the

2) and Bridged-

3) and remove the

screws ~ and remove the

Line Input P

Mono Switch P.

terminals (TEl and

C. Board (PCB-

C. Board (PCB-

000Hz

000Hz

000Hz

000Hz
000Hz

+ 0

(REFER TO PAGES 4 AND 10)

may have

C. Board

C. Board

Line Input P

C. Board

TE2)

Cabinet Back

3) and ter-

2),

3dB

Active Crossover Characteristics

High Pass

Low Pass

Power Supply

Typical Input Current Requirements

At Idle

Full Power Music Signal: 6.

Full Power Sine Wave

Dimensions (W x H x D) : 15-

Weight

All specifications and features subject to change without notice.

~ POWER SUPPLY P.

1. Remove the Cabinet Bottom

to step rn .

2. Unsolder the lead wires from the

(Tl ).

3. Remove 7

C. Board (PCB-

Fuse with Holder (Fl),

(TE3).

4. Remove the

5. Remove

(143) with Fuse with Holder (Fl),

and terminal

connector from Fuse with Holder (F

141 POWER

1. Remove the

(Refer to step

2. Remove 4

former (T1).

screws

terminal (TE3) by unsoldering.

screw C) and

(TE3). At this time

TRANSFORMER (T1) REMOVAL

Power Supply P

screws () and remove the

: 200Hz, 12d B/Octave
: 200Hz

: DC + 13.

: 2.

: lOA (2 Ohms/ch.
: 20A (4 Ohms/ch.

: 30A (2 Ohms/ch.

: 101bs. 20z (4.

C. BOARD (PCB-

C!) and remove the

4) with the Cabinet Back

, 6dB/Octave

8V (11 ~ 16V

negative ground

7 A (4 Ohms/ch.

5/8"x3-7/8"

(396 x 98 x 180 mm)

Assembly (101). (Refer

Insulator (186) and terminal

remove the

x7-

1/8"

6kg)

4) REMOVAL

Power Transformer

Power Supply

Cabinet Back

Insulator (186)

, disconnect the

1).

C. Board (PCB-

Power Trans-

usable),

(143),

4).

PROTECTION

If the temperature

the protection circuit

output. At this time the protect indicator

temperature comes back below 80

output returns as it was.

If the temperature

circuit is shut off

also the protect indicator goes out. If this happens

is possible that the CA260 is broken. However

this state

because the unit may

comes back below 80

, it cannot

CIRCUIT

inside the CA260

comes into operation

rises above 100

rises above 80

, decreasing

blinks. If the

C by natural cooling,

, the power supply

. Not only does the output stop, but

, even in

be always said that it

operate when the temperature

C by natural cooling.

is broken

, it

ToSw;tch;ng 03

:"' --Q

I ~'

--,0,----..2

D W i--

_138V

'" J

PROTECT

r~l

'~i...

ALIGNMENT PROCEDURES

(REFER TO PAGES 9 AND 10 )

-Idling current adjustment

Conditions:

-Connect the DC

between TP3 and TP4.

-Connect a 13.8V power

voltmeter between TPl and TP2 and

supply to the 12V

Power In terminal.

-After the power on

ing to be sure of the most stable operation.

, wait for 5 minutes before

Adjustment

Note: When replacing or disconnecting a resistor

Inspection:

-Confirm that the

(voltage: 33mV:t 13mV).

Battery

measur-

, disconnect the power supply first.

If the current

specified

, adjust it with the procedure below.

idling current is 50mA :t

20mA

measured does not fall within the range

Current

less than 29mA

71mA ~ 100mA

101mA ~ 200mA

201 mA ~ 250mA

more than 251 mA

less than 19mV

46mV ~ 66mV

67mV ~ 132mV

133mV ~ 165mV

more than 166m V Cut out R479 and R480.

After the adjustment is complete

properly.

BLOCK DIAGRAM

AMPLI FIER

Line Input

High Level Input

Input

Select

Switches

Voltage

Add R481 and R482 between TP5 and TP6 and between TP7 and TP8.

After cutting out R477 and R478

and TP6 and between TP7 and TP8.

After cutting out R479 and R480, add

and TP6 and between TP7 and TP8.

Cut out R477 and R478.

, let the unit settle down for

FILTER

10 minutes

Procedure

, add R481 and R482 between TP5

R481 and R482 between TP5

, than double-check that the idling current is set

Output

POWER

AMP

Input

Line Input Switches

Select

POWER SUPPLY

+13.

Remote

GND

Switching

Circui t

---0

High/Low Pass

Fi Iter Switch

FILTER

Protect Signa! Input

POWER

Output

AMP

+ 31.0V

- 31.0V

+ 35. 5 V

- 35. 5 V

GENERAL UNIT EXPLODED VIEW

GENERAL UNIT PARTS LIST

Ref. No.

101

102
119

120

121

122

123
124

125
129
130
142
143
145
147

154

155

156
157

158

159

161

162

163

164

165

166

167

169

170

171

174
175

176
177

179

180

181

183

184
185

186

191

192

193
194

202
250

301

302
303
304

305

306

Part No.

A424-CA260A

CA260A

B222-

7028

2310-

501641

2346-

2440- 70 1 8

2412-

5042

2414-504

401649

2557-

2440- 7019

7035

2218-

2218-7036

12101

1424­1424-12201
1443-

07701

1662-

05002

11768

2112­2132-7118
2132-7119

7120

2132-

7123

2132-

2132-7124
2219-7965

7966

2219-

2219- 7967

2219-7968

2219- 7969

7971

2219-

2219-7972

7994

2219-

7995

2219-

7998

2219-

2222- 71 58
2222- 71 59

2222- 7160

2222- 7161

2222- 7163
2222- 7106

2222- 7168

2224-7092

2224- 7093

7094

2224-

2224- 7098

2240- 7120
2240- 7220
2240- 7224

2240- 7225

2440- 7016

YC40B

2114­2347-3006K7
2347-301026

2347-

300627

2347-

300626
301227

2347-

2557-301229

J30179

ll11-

J30180

llll-

1756-

09901

1221-717169
1222-7267

1222- 7268

I Description

Cabinet Bottom Assembly

Heat Sink Assembly, Right

Hexagon-

Hexagon-Head Tapping Screw

Head Bolt

Hexagon Nut

Spring Washer

Toothed Lock Washer

Bolt

Hexagon Nut

Bracket

Bracket

Cabinet Back

Cabinet Back

Front Panel

Push Button

, Filter Switches

Sponge

Spacer

Spacer

Spacer
Spacer
Spacer

Bracket
Bracket
Bracket
Bracket
Bracket
Bracket
Bracket
Bracket
Bracket
Bracket

Heat Sink
Heat Sink
Heat Sink
Heat Sink
Heat Sink
Heat Sink

Heat Sink

Insulator
Insulator
Insulator
Insulator

Holder
Holder

Holder

Holder

Special Nut

Bushing

Tapping Screw (+) (3 x 6mm)

Self-

Tapping Screw (+) (3 x 10mm)

Self-

Tapping Screw (+) (3 x 6mm)

Self-

Tapping Screw (+) (3 x 6mm)

Self-

Tapping Screw (+) (3 x 12mm)

Self-

Screw with Washer (+) (3 x 12mm)

Owner Guide (for U.

A. model)

Owner Guide (for General & Canada models)

Installation Template (Accessory)

Packing Box

Packing Cushion
Packing Cushion

, Left

, Right

ELECTRICAL PARTS LIST

Ref. No.

ffiTl

C429

ffiFl

PT1

TE1

TE2

ffiJ3

LUGl

, 441 442 443 444

, 98

ffiR97

418

R417
R419 420

422

R421

R449 450

R459 460

R465A/B

467 A/B

, 466A!B

, 468A!B

R469, 470, 471 472
R473, 474, 475, 476
R477 478

R479 480

R483, 484

R513

, 485, 486

514

I Part No.

CHASSIS MISCELLANEOUS

5584- 701464

104144

5369-

7935

4472-

5192-

090TSl

4214-148

147

4214-

701107

4163­4211-

4162-726

736

4162-

4211-

RESISTORS

1014713

5102-

5174-562381

243381

5174-

301381

5174-

561381

5174-

470381

5174-

R33671

5275-

220572

5171-

470572

5171-

151381

5174-

131381

5174-

100381

5174-

243381

5174-

I Description

Power Transformer

:t 10%, 25V

Capacitor, O.

Fuse with Holder

Posistor

Terminal

l/lF

, 30A (Spare Fuse Inclusive)

, ME2

, High Level Input, 12V Battery Power In

Terminal, Speaker System

Connector with Lead Wire

Lug Terminal

Power Cord

Ground Cord

Spade Lug (w/Tube) (Accessory)

1O0D

6kD

24kD
300D
560D

47D :!: 1%, 1/4W

33D

22D :!: 5%

47D

, Red (Accessory)

, Black (Accessory)

, :t 2%, 1/4W

, :!: 1%, 1/4W

, :t 1%, 1/4W

, :t 1 %

:!: 1%, 1/4W

, :!: 10%, 5W x 2, Cement

, 1/4W

, Fuse

, Metal

, Metal

, Metal

, Metal

, Metal

, lW, Metal

, :t 5%, lW

, Metal

150D :!: 1%, 1/4W, Metal

130D

:t 1%

, 1/4W

, Metal

10D :!: 1%, 1/4W, Metal

, :t 1 %

24kD

, 1/4W, Metal

, Semiconductor

C76
C77, 78

C79

C81

C401 402

C405, 406

C407 408

ffiC409

41O 411 412

C413 414
C415 416

C417 418

, 504
, 524

, 64

427

, 505, 506

, 402

ffiC425, 426

C50 1 , 502

C503
C523

D61 , 401

D62
D63

D403, 404, 405, 406

D407, 408

D409, 410, 411 , 412

428

, 413, 414

CAPACITORS

5345-226B041

476D041

5345-

227D041

5345-

5345-225F041
5345-684F0951

5345-337B0226

5345-476C0952

5345-226F041

5359-1015851

5345-476C041

5353-050934

476 F04 1

5345-

106C0952

5345-

106D0952

5345-

5345-226D041

DIODES

1S2473

5631-

MV104V

5641-

HZ15-

5635-

10DF2

5632-

HZ12B2L

5635-

1 S24 71

5636-

22/lF

4Jt.LF

, :t 20%

:t 20%

, Electrolytic

, 10V
, 25V, Electrolytic

220/lF, :!: 20%, 25V, Electrolytic

2/lF

, :!:20%, 50V

, :t 20%

68/lF

, :!: 20%

330/lF

:t 20%

47/lF

22t-tF, :!: 20%, 50V

100pF

47/lF

5pF

47t-tF

10t-tF

10t-tF

22/lF

1 S2473

:!: 5%, 100V

:t 20%

:t 0.

5pF, 500V, Mica

:t 20%

:t 20%

:t 20%

, :t 20%, 25V

, Electrolytic

, 50V, Electrolytic

, Electrolytic

, 1 OV

, 16V, Electrolytic

, Electrolytic

, Polypropylene

, 16V, Electrolytic

, Electrolytic

, 50V

, 16V, Electrolytic
, 25V, Electrolytic

, Electrolytic

Varistor, MV104V

, HZ15-

Zener

10DF2

Zener, HZ12B2L

1 S24 71

Ref. No.

031

409 410 415 416

034

417

413 414

418

035 405

408

407

037

040

041

0401 402
0411

0419

403 404

412
420

0421 422

0423, 424

, 426

0425

428

0427

, 430

0429

0431 432

, 434

0433

437 438

436

0435

440 441

0439

0501 502

0503, 504

, 406

L405

406

442

Part No.

TRANSISTORS

5613-2240(BL)

5611-970(BL)

5613-2603(E)

5611-1115(E)

2877(0)

5613-

1217(0)

5611-

1775(F)

5613-

2240(BL)

5613-

646(C)

5612-

5614-666(C)

669(B)

5614-

649(B)

5612-

669(C)

5614-

5612-649(C)

2591 (0)

5613-

1111 (0)

5611-

3182(0)

5613­5611-1265(0)

999L(F)

5611-

2320L(F)

5613-

COILES

7165

5991-

I Description

2SC2240(BL) or 2SC2240(GR)

2SA970(BL)

2SC2603(E) or 2SC2603(F)

2SAl115(E) or 2SA1115(F)

2SC2877(0) or 2SC2877(Y)

2SA1217(0) or 2SC1217(Y)

2SCl775(F)

2SC2240(BL)

2SB646(C)

2SD666(C)

2SD669(B) or 2SD669(C)

2SB649(B) or 2SB649(C)

2SD669(C)

2SB649(C)

2SC2591 (0) or 2SC2591 (R) or 2SC2591

2SA1111(0) or2SAll11(R) or2SAll11(S)

2SC3182(0) or 2SC3182(R)

2SA1265(0) or 2SA1265(R)

2SA999 L( F)

2SC2320L(F)

(S)

SW1

C519

C521

SW4

, 2

C507

C508

0505

SW3

520

, 522

MISCELLANEOUS

4431-

A04727

PCB-

2 LINE INPUT P.

CAPACITORS

5359-2715851

5359- 1515851

MISCELLANEOUS

4421-

0427126

4482- 711 7

PCB-

3 BRIDGED-

CAPACITORS

5345-475D0952

5345-106D0952

TRANSISTOR

2603(E)

5613-

MISCELLANEOUS

4421-

0227123

Push Switch

C. BOARD

, :t 5%

270p F

, :t 5%

150pF

Slide Switch

Pin Jack

MONO SWITCH P.

, :t 20%

4.7pF

, :!: 20%, 25V, Electrolytic

1 OpF

2SC2603(E) or 2SC2603(F)

Slide Switch

, Filter ON/OFF

, Polypropylene

, 1 OOV

, Polypropylene

, 1 OOV

, Line Input Sensitivity

, Line Input

C. BOARD

, Electrolytic

, 25V

, Bridge Mono

, High Pass/Low Pass Filter

Ref. No.

I Part

No.

I Description

R24

, 29, 30, 31 , 32, 33

6Cl

, 4, 5, 6

C9,

C12
C13

C18

6C51

6C53

, 54

6C55

, 56, 57, 58

IC1

IC3
IC4
IC5

12,

016

, 17

018

20,

RESISTOR

184381

5174-

CAPACITORS

5345-

227D0921

5345-107 -

5345-227 A041
5345-225F041
5359-

3315851

5359-2015851
5345-106-

105-

5345-

109F0960

5341­5345-476F041

5345-226F041

180kD

220pF

100pF

220pF

2pF

330pF
200pF

:t 20%

10pF

:t 20%

lpF

10000pF

:t 20%

47pF

:t 20%

22pF

, :t 10%

:t 20%, 25V
:t 20%, 25V

:t 20%

:t 20%

:t 5%, 100V

:t 5%

INTEGRATED CIRCUITS

5654-MN4011 B MN4011 B
5654-MN4069UB MN4069UB

5654-MN4027B

5652-

M5223P M5223P

MN4027B

TRANSISTORS

5611-

1286(H)

5613-

2603(E)

5613-3246(H)

3345(0)

5613-

5613-

2626

2SA 1286(H)

2SC2603(E) or 2SC2603(F)

2SC3246(H)

2SC3345(0) or 2SC3345(Y)

2SC2626

, 1 /4W, Metal

, Electrolytic

, Electrolytic

, 6.

3V, Electrolytic

, Electrolytic

, 50V

, Polypropylene
, Polypropylene

, 100V

, Electrolytic

, 16V

, Electrolytic

, 50V

:t 20%, 50V

, Electrolytic

, 50V

, Electrolytic

, 50V

, Electrolytic

, 7

10,

, 9,

6D3, 4, 5 , 53

D12

D14

D15

6D51

L51,

, 54, 55

DIODES

E RCOl 02F

5632­5631-1S2473

5632-

10DF2

5635-HZ6A-

5635-HZ9B-
5637-GL5HD10
5637-GL5HY10

PB101 F

5685-

COILS

5991-7175

ERC0102F

1S2473

10DF2

Zener

, HZ6A-

Zener

, HZ9B-

, GL5HD10, Power Indicator

LE.

, GL5HY10, Protect Indicator

LE.

Bridge Silicon, PB 101 F

, Red

, Amber

g~~~

C421

R69

/l/lF

PRESENT SAFETY

COMPONENTS MUST ONLY BE REPLACED BY ORIGINAL PARTS.

3t,

::~:.

~----,

J""

Q401

2sel7751FJ TE2

C401

/50V

R457

220K

R4I3

o,\F)

Q407

2sIC2603(E)

R99

35.

C79

"O/25V

47/25V

$ C77

47/25V

. C78

cao

"0/25 V

r.. --

R539

:'so

:'sO

Q402

2Sel775(FJ

C402

66/50V

R458

220K

Q408

2SC2603

\E)o,\F)

I L

D408

HZI2B-2L

3tOV

PROTECT

PT2

SWITCHING

TRANSISTOR

SENSOR

KD = 1 OOO~ MD = 1000KD.

1. ALL RESISTANCES VALUES ARE IN D.

NOTES

2. THE WATTAGE OF RESISTORS IS 1/4W UNLESS OTHERWISE NOTED.

3, ALL CAPACITANCES VALUES ARE IN /IF UNLESS OTHERWISE NOTED, P=

ill REGULATIONS, THESE

5. ~ SAFETY-REQUIREMENTS COMPONENTS IN ACCORDANCE WITH

4. V: DC VOLTAGE AT NO SIGNAL

'25V

C504

C516

*0.

FiI", ON/OFF

H;gh Po35/Low Po" Flit.,

B';dge-Mona

Line 'op", Sen5;,;vlty

SWI

SW3

SW2

SW4

l!:.

R523

560

R505

560

.,.

R 506

z:'

SIGNAL

Lch t;:;',

JI PA

R ch

TE1

HIGH LEVEL INPUT

lei MN40llB

IC 4

MN4027B

3-9

RII

lei MN40llB

IOOOP

SCHEMATIC DIAGRAM

C519, 520

C521 , 522

041

040

C405, 406

R421

, 422

R419, 420

Ref. No,

Signal-to-

Input Sensitivity

Line Level

High Level

Frequency Response

Noise Ratio

THD (4 Ohms/2 Ohms)

Negative Feedback

Power Bandwidth

Current Capability)

HCC (High Instantaneous: ::I: 30A

SPECIFICATIONS

Power Output, RMS

74B FOR ALL OTHER PARTS AND SERVICE INFORMATION.

Model CA260

HIGH FIDELITY CAR AMPLIFIER

MODIFICATIONS WERE MADE AT SERIAL NUMBER 9008201 TO IMPROVE PERFORMANCE.

EXCEPT FOR THE CHANGES AS NOTED IN THIS SUPPLEMENT, REFER TO MANUAL 74A AND

The

Harman Kardon

CAPACITORS

5359-

5359-

4715851

2715851

470pF, ::1:5%, 100V, Polypropylene

270pF, ::1:5%, 100V

, Polypropylene

harman/kardon

240 Crossways Park West

l112-H15274C P-088511 1650

TRANSISTORS

5613-3422(0)

5611-

1359(0)

2SC3422(0) or 2SC3422(Y)

2SA 1359(0) or 2SA 1359(Y)

CAPACITORS

5345-

477C0952

470"F, ::1:20%, 16V

, Electrolytic

5174-393381

5174-

221381

39kO

2200 ::I: 1 %, 1/4W

, ::I: 1 %, 1/4W

, Metal

, Metal

RESISTORS

I Part No.

: 0.

: lV

1 V /0. 5V (switchable)

: 10Hz to 100 000Hz

: 10Hz to 100,000Hz + 0, - 3dB

: 80dB

ELECTRICAL PARTS LIST

I Description

Weight

Specifications and components subject to change without notice,

Overall performance will be maintained or improved,

Dimensions (W x H x D)

: 101bs. 20z. (4.

: 30A (2 Ohms/ch.

: 15-

(396 x 98 x 180 mm)

5/8" x 3-

: No more than 0, 1 %/0.

: 25dB

Full Power Music Signal: 6.

Full Power Sine Wave

: lOA (2 Ohms/ch.

: 20A (4 Ohms/ch.

7A (4 Ohms/ch.

: 180 watts bridged mono into

4 Ohms, 20- 20 000Hz

2 Ohms, 20- 20

000Hz

Typical Input Current Requirements

Power Supply

At Idle

: 2.

: DC + 13.8V (11 - 16V usable),

negative ground

: 60 watts per channel into

: 90 watts per channel into

4 Ohms, 20- 20, 000Hz

Active Crossover Characteristics

High Pass

Low Pass

: 200Hz

: 200Hz, 6dB/Octave

, 12dB/Octave

SUPPLEMENTARY MANUAL

f,. "

, Woodbury,

PrintedlnJapan

11797

6kg)

7/8" x 7- 1/8"

Manual 74C

WIRING DIAGRAM

IpCB-11

BLK

C429

SW4

LINE INPUT

SENSITIVITY

LINE INPUT

J2

HIGH LEVEL INPUT

TE1

L J 1

SW2 SVfI

HIGH PASS---

LOW PASS

--- 0

FILTER

SPEAKER SYSTEM

TE2

OFF

SW3

BRIDGE MONO

PIN CONNECTION DIAGRAM OF TRANSISTORS

28C2240

28A970
25C1775

28A999L

28C2320L

28C2603 28C2877 28B646

28A 1115 2SA 28D666

28D669 'QI 2SA12

28B649 28C3246

C B

, DIODES AND ICS.

28C3345 28C2626

28C2591

C E

28C3182

2SA

C E

182473

HZ15-2L

10DF2

HZ12B2L

182471

EROCO1 02F ,.."'"

HZ6A- Anode

HZ9B-2L '

~A"'"

DIODE

MV104V GL5HD10 PB101

Cathode

GL5HY10

Anode

\--' "::"';::':;' ,

eLK

eLK

eLK

eLK

PROTECT

IND.

POWER

IND.

SYSTEM

FI30A

GND

+8 REMOTE

12V BATTERY POWER

TE3

PT2

Anode

PB101F

MN4011 B

MN4

14

POWER

M5223P

-WIRE COLOR ABBREVIATIONS

: Red

RED

Orange

ORG :

Blue

BLU :

WHT : White

GRN : Green

BLK : Black

VEL : Yellow

: Purple

PUP

Pink

PIK :

: :

C:::'::::;::"

SAFETY

J.lJ.lF

COMPONENTS MUST ONLY BE REPLACED BY ORIGINAL

J.lF UNLESS OTHERWISE NOTED. P=

, THESE

REQUIREMENTS COMPONENTS IN ACCORDANCE WITH PRESENT

VOLTAGE AT NO SIGNAL

PARTS.

ill REGULATIONS

5, '" SAFETY-

CAPACITANCES VALUES ARE IN
WATTAGE OF RESISTORS IS 1!4W UNLESS OTHERWISE NOTED,

4, V: DC

3. ALL

2. THE

K.!1=1000.!1 , M.!1=1000K.!1.

1, ALL RESISTANCES VALUES ARE IN.!1.

10K

R48

10 K

R49

OWl

033

C420

~ 0.

OW)

R474

R4722210WJ.(;:R476

R470 22 lOW)

L406

C424

12K

R440

PROTECT

31.0V

17/50V -35.

35.

31.ov .

31.0V

C 54

17/50V

C53

/50V 1-

10000

(jJ C52

10000/Sov

(jJ C51

. L

-31,

HZI2B2L

D408

R41S

:9iNv-

-13

R426

34.

5 P

C41S

560

R416

12.4V

2slc2240(BL)

Q404

2SC2240

Q402

(EJor(F)

2SC2603

Q408

220K

R458

13)

6S/50V

C402 (BL)

(3;) R

e SYSTEM

SPEAKER

TE2

GR)

OW)

R475

C419

~ 0.033

lOW)

R76

OW)

R473

R47t 22

R469 22 low)

L405

2SC2240( BL) ore

Q31

47K

R82

31.OV

C422 0,

22K

4,6V

R432

Q39

'/ or(FJ

~SAI1I5(E)

(jJ

22/50V

C411

D414

35,

1006 -3S.

I or(Y)

1217(O)~ ~I

32L

92L

or(F)

22 K

R413

2sIC2603(E)

Q407

/50V

C401

220K

R457

R99

3S.

reV)

.c~

,:"

R69

C421

....

1.5K~1.5K

R405,2 R407

J--

--

~-----,

"///

" ", ,-. ':':" ::,

IC3: TC4069)JBP

IC I : TC4011 BP

33 K

REMOTE

R I

152473

GND +8

IC2: TC401lBP

100/25

R25

180K 15K

R24

200P

C 12

::J

1--

3V

I C I

ICI:TC40IlBP

E!J C

lOOK

R30

CI4

IC5: M5223P

TC4069)JBP

IC 3

C I

1000P

10 K

R23

PT I

(1/2W)

R53

470

R538

C518

22011/2W)

R 15

13.

L_-

I ~ 0,

R508

R 524

RI2

RII

560

R 506

L_-

IC 4

lC1: TC40llBP

3-9

TC4027BP

110

r-:

SW3

lOOK

R5~3

220/25 V

C80

C79

14.

220/25V

t4,

330

R520

13,

10/25V

R519

470

C504

10/25V

C503

C515

R517 R537

470

R535

~ 0,

R515

Input Sensitivity

Bridge-Mono

Poss /Low Poss Filter

'Filter ON/OFF

2SA999L(F)

Q501

01

C513

SW4 'Line

SW3 "

SW2 'High

SW I

~O'

C517

r--.

R523

R507

560

R505

R ch

L ch

Rch

L ch

J 1

HIGH LEVEL INPUT

TE1

LINE INPUT

14. 5V'

r.--

5WI

R539

5W2

lOOK

R521

330

SCHEMATIC DIAGRAM

(!)