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ELECTRICAL PARTS LIST

REF. NO.

P/N

Power AMP Board L Channel

 (

Assembled AMP PCB 01-27220-01

 with heatsink

)

AMP Raw PCB

16-27220-01

CEM-1

   

TRANSISTORS      

Q305, Q309, Q326, Q316

31-01015-00

2SA1015GR

TO-92

Transistors

Q301, Q306, Q307, Q330

31-00872-00

2SA872A

TO-92

Transistors

Q302, Q303, Q304, Q329

31-01775-00

2SC1775A

TO-92

Transistors

Q308, Q312, Q325

31-01815-00

2SC1815GR

TO-92

Transistors

Q318

31-01837-00

2SA1837

TO-220

Transistors

Q310, Q313

31-01220-00

KSA1220A

TO-126

Transistors

Q311, Q314

31-02690-00

KSC2690A

TO-126

Transistors

Q315

31-02690-00

KSC2690A

TO-126

Transistors

Q317

31-04793-00

2SC4793

TO-220

Transistors

Q319, Q321, Q323, Q327

31-01943-00

2SA1943O

TO-3P

Transistors

Q320, Q322, Q324, Q328

31-05200-00

2SC5200O

TO-3P

Transistors

DIODES  

D301, D302

33-11800-00

18V/0.5W

Zener Diodes

D303, D304, D309

33-44148-02

1N4148

SW Diodes

D305, D306

33-44148-03

1N4148

SW Diodes

D307, D308

33-40021-00

1SS88(or BAV21 [BV>200V])

SW Diode

ICS

IC301, IC302

03-00431-00

TL431

TO-92

Regulator

CAPACTORS  

C305, C307

05-22052-00

22pF

500V

±20%

Ceramic Disk

C308

05-10151-01

100pF

50V

±20%

Ceramic Disk

C302

05-22151-01

220pF

50V

±20%

Ceramic Disk

C313, C314

05-47152-00

470pF

500V

±20%

Ceramic Disk

C320

25-22312-01

22nF

100V

±10%

Metallized Polyster Film

C309, C310, C315, C316, 
C317, C318, C323

25-10412-02

0.1uF

100V 

±10%

Metallized Polyster Film

C306

06-22260-00

2200uF

6.3V

±20%

Electrolytic

C301, C303, C304

06-10021-01

10uF

25V

±20%

Electrolytic

C312, C311

06-10121-00

100uF

25V

±20%

Electrolytic

C321

06-10051-00

10uF

50V

±20%

Electrolytic

C319, C322

06-10012-00

10uF

100V

±20%

Electrolytic

RESISTOR 

R367

07-70471-08

t=80° C

Posistor

R366

07-70471-09

t=90° C

Posistor

R331, R339

07-50479-00

4.7ohms

1/4W

±5%

Fusible 

R350, R351, R352, R353, 
R354, R355, R368, R369

07-50208-01

0.2ohms

1W

±5%

Fusible 

R359

07-50100-01

10ohms

1W

±5%

Fusible 

R337, R329

07-50101-02

100ohms

1W

±5%

Fusible 

R325

07-10101-00

100ohms

1/6W

±5%

Carbon Film

R371

07-10222-00

2.2kohms

1/6W

±5%

Carbon Film

R313

07-10393-00

39kohms

1/6W

±5%

Carbon Film

R324

07-10104-00

100kohms

1/6W

±5%

Carbon Film

R308, R320, R336, R340

07-10330-10

33ohms

1/4W

±5%

Carbon Film

R304, R306, R312, R314

07-10101-10

100ohms

1/4W

±5%

Carbon Film

R370

07-10101-10

100ohms

1/4W

±5%

Carbon Film

R347

07-10221-10

220ohms

1/4W

±5%

Carbon Film

R346

07-10821-10

820ohms

1/4W

±5%

Carbon Film

R311, R315, R361

07-10102-10

1kohms

1/4W

±5%

Carbon Film

R345

07-10122-10

1.2kohms

1/4W

±5%

Carbon Film

R364

07-10682-10

6.8kohms

1/4W ±5%

Carbon 

Film

R310, R316, R333, R342, 
R343, R335

07-10103-10

10kohms

1/4W

±5%

Carbon Film

R362

07-10153-10

15kohms

1/4W ±5%

Carbon 

Film

R302, R363, R365

07-10223-10

22kohms

1/4W 

±5%

Carbon Film

R305, R327

07-10393-10

39kohms

1/4W 

±5%

Carbon Film

R326

07-10104-10

100kohms

1/4W ±5%

Carbon 

Film

R303

07-20101-00

100ohms

1/6W ±5%  Metal 

Film

R301

07-20471-00

470ohms

1/6W ±5%

Metal 

Film

R307

07-29100-00

910ohms

1/6W ±1%

Metal 

Film

DESCRIPTION

                    

Содержание C 272

Страница 1: ...NAD SERVICE MANUAL C 272 STEREO AMPLIFIER C 272 STEREO AMPLIFIER...

Страница 2: ...amping factor 150 ref 8 ohms 50Hz Input Impedance R 20 kohms C 470 pF Input sensitivity for rated output into 8 ohms 1 2 V 0 1V Voltage gain 29 dB Frequency response 20 Hz 20 kHz 0 3 dB 3 dB at 3 Hz 7...

Страница 3: ...g on meter 2 Connect a DC Millivoltmeter to R Channel TP4 IDL and TP6 IDL then adjust VR402 500 ohms for 6 7 5mV reading on meter II ISC ADJUSTMENT WITH LOAD CONNECTED 1 Connect a DC Millivoltmeter to...

Страница 4: ......

Страница 5: ...C612 0 22u C765 22u 50V R5 0 R6 0 C5 N I C6 N I P15 LOUT P16 SGND P7 64V P9 PGND P11 64V P13 LOUT 64V 64V P17 ROUT P18 SGND P8 64V P10 PGND P12 64V P14 ROUT C766 4n7 400V GND K A G TIC116D TIC116D 2S...

Страница 6: ...S_RCH 1 2 3 CZ903 3PIN 1 3 4 2 5 6 S901 Q901 2SC1815GR R913 100k R912 100k 5V 1 2 C910 100n 1 2 3 3PIN 1 2 3 3PIN 1 2 3 4 5 6 6PIN R1101 0 R1102 47 LED1106 LED1105 R1105 1K R1104 1K SC BG 18V AGND LE...

Страница 7: ...WIRING DIAGRAM...

Страница 8: ...C017 C018 R006 R004 C020 C021 C022 C019 C023 C024 C025 C026 C027 C028 C029 C030 C031 C032 C033 C034 C035 C036 C037 C038 C039 T001 C041 S001 S002 S001 S001 S001 S001 S001 S001 S003 S003 S004 S005 S006...

Страница 9: ...05 1 Heat Sink 1a 1 C022 70 026002 1 Heat Sink 2 2 T001 67 018004 0 Top Cover 1 C023 70 026001 1 Heat Sink 1b 2 C024 70 026003 1 Heat Sink 2a 1 C025 85 005001 0 PC Spacer 8 S001 61 023106 0 Self Tapin...

Страница 10: ...ster Film C306 06 22260 00 2200uF 6 3V 20 Electrolytic C301 C303 C304 06 10021 01 10uF 25V 20 Electrolytic C312 C311 06 10121 00 100uF 25V 20 Electrolytic C321 06 10051 00 10uF 50V 20 Electrolytic C31...

Страница 11: ...Q413 31 01220 00 KSA1220A TO 126 Transistor Q411 Q414 31 02690 00 KSC2690A TO 126 Transistor Q415 31 02690 00 KSC2690A TO 126 Transistor Q417 31 04793 00 2SC4793 TO 220 Transistor Q419 Q421 Q423 Q427...

Страница 12: ...8201 20 8 2kohms 0 5W 1 Metal Film R422 07 29101 21 9 1kohms 0 5W 1 Metal Film R419 07 21002 20 10kohms 0 5W 1 Metal Film R430 R438 R460 07 30339 01 3 3ohms 1W 5 Metal Oxdiode Film R448 R449 07 30750...

Страница 13: ...Capacitor C758 06 33111 01 330uF 16V 20 Electrolytic Capacitor C755 06 47051 00 47uF 50V 20 Electrolytic Capacitor C725 C726 06 47012 00 47uF 100V 20 Electrolytic Capacitor C723 C724 06 10212 02 1000u...

Страница 14: ...OTS VR701 09 02823 00 82kohms Semi POT RV1 09 02102 00 1kA POT SWITCHES SW702 SW703 11 05202 00 Slide Switches SW704 SW705 11 05202 01 Slide Switches RELAYS RL702 RL703 12 03101 04 JQX 115F 036 1HS1 S...

Страница 15: ...002 01 With Grounding Tap RCA 2 holes AC Cord 15 10250 00 C Version AC Cord 15 10125 00 AH Version AC INPUT BOARD AC Input Raw PCB 16 27207 00 CEM 1 Assembled AC Input PCB 01 27207 00 P1001 17 07102 0...

Страница 16: ...63V 20 Monolithic Capacitor C911 C912 06 22111 09 220uF 16V 20 Electrolytic Capacitor RESISTOR R909 R910 R914 07 10103 00 10kohms 1 6W 5 Carbon Film Resistor R903 R904 R905 R906 R912 R913 07 10104 00...

Страница 17: ...SERVICE MANUAL NAD 2004 C 272 STEREO AMPLIFIER NAD ELECTRONICS INTERNATIONAL TORONTO...

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