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21

PMA-2000

IV

R

Ref. No.

Part No.

Part Name

Remarks

 Q'ty

83

461 0501 005 Rubber sheet

2

84

412 2814 015 Card spacer (L=14)

1

85

417 0540 205 CU plate

2

86

477 0096 007 Push rivet

G2A,G1C,G1H

8

87

415 0680 017 Spacer

G2A

1

88

461 0550 085 Rubber pad

G2A

1

89

415 0847 009 PVC sheet

G2A,G1C,G1H

1

90

513 1581 008 Serial No.sheet

1

91

462 0089 012 Bush

2

92

414 0958 005 Shield plate (A)

1

93

443 9015 002 P.W. spacer

4

94

412 4715 002 C. holder

1

95

441 1795 010 Plate (T/C)

1

96

412 4917 017 Shield plate

1

97

415 0860 002 Spacer

1

 A

203 4930 021 3P VH-VH Connector cord CN022

1

B

203 5161 006 3P VH-VH Connector cord CN031

1

C

203 4872 037 3P KR-KR ribbonN 350

CN033

1

D

203 4871 096 3P KR-KR ribbon 250

CN035

1

E

203 6386 039 4P KR-KR ribbon 350

CN041

1

F

203 8356 009 5P EH-EH Connector cord CN051

1

G

203 8499 005 5P PH-PH Connector cord CN052

1

H

203 8342 039 5P KR-KR ribbon 350

CN053

1

I

203 8465 000 5P EH-EH Connector cord CN054

1

J

203 8439 036 5P EH-EH Connector cord CN057

1

K

204 0519 009 6P EH-EH Connector cord CN061

1

L

204 0379 032 6P KR-KR ribbon 350

CN062

1

M

204 2554 004 10P KR-KR ribbon 550

CN102

1

N

204 2921 006 10P EH-EH Connector cord CN103

1

O

204 6351 041 11P KR-KR ribbon 375

CN111

2

P

001 0202 021 Vinyl wire

for AC inlet

1

Q

001 0202 034 Vinyl wire

for AC inlet

1

R

001 0166 086 Vinyl wire

for foil side

2

S

001 0197 055 Vinyl wire

Red

18

T

001 0197 068 Vinyl wire

Blue

1

445 8004 007 Wire clamper

10

203 5205 001 3P contact ass'y

2

415 0767 011 UL tube (16) BK

1

475 3201 000 3TWB (ZN)

1

203 0530 014 1P contact ass'y

2

415 0695 015 UL tube

2

445 8004 007 Wire clamper

95

445 0048 003 Cord holder (L76)

4

415 0847 009 PVC sheet

14

513 3815 002 Fuse caution label

1

513 3816 001 Fuse caution label

1

20

Ref. No.

Part No.

Part Name

Remarks

 Q'ty

PARTS LIST OF EXPLODED VIEW

Ref. No.

Part No.

Part Name

Remarks

 Q'ty

Ref. No.

Part No.

Part Name

Remarks

 Q'ty

1

1U-3432B

Power amp P.W.B. unit Ass'y G1C,G1H

1

1U-3432A

Power amp P.W.B. unit Ass'y G2A

1

1-1

Power amp unit (L)

1-2

Power amp unit (R)

1-3

Control unit

1-4

P.LED unit

1-5

S.direct switch unit

1-6

P.switch unit

1-7

Main VR. unit

1-8

AC outlet unit

1-9

Pre out unit

2

1U-3130H

Input P.W.B. unit Ass'y

2-1

Input unit

2-2

Protector unit

2-3

Power supply unit

2-4

F. SW unit (R)

3

1U-3433

Flat amp P.W.B. unit Ass'y

1

4

206 1015 016 Fuse 1.25A (T)

F108,G2A

1

206 1046 027 Fuse 5A

KEU

1

5

206 1015 016 Fuse 1.25A (T)

F109,G2A

1

206 1046 027 Fuse 5A

KEU

1

6

204 8480 004 Head phone jack (SW)

JK501

1

7

214 0195 006 Relay FTR-F1

RL501,502

2

8

212 1176 002 Power switch

S101

1

9

212 1157 005 1P Push switch

S201

1

10

233 6257 007 Power trans,  mini

G1C,G1H,G2A

1

233 6267 007 Power trans, mini

KEU

1

11

211 0798 103 Variable resistor 100kohm VR201 (BALANCE)

1

12

211 0834 012 Variable resistor 10kohm

VR202 (TREBLE)

1

13

211 0834 009 Variable resistor 30kohm

VR203 (BASS)

1

14

211 0873 002 Variable resistor 30kohm

VR351 (VOLUME)

1

15

203 3975 003 AC outlet

G2A

1

203 3974 004 AC outlet

KEU

1

16

214 0195 006 Relay FTR-F1

RL501,502

2

17

212 4331 006 Slide switch (4-6) remote

S301

1

18

212 4728 004 1P Push switch

S701 (MM/MC)

1

19

212 0407 002 Rotaly switch (SRRM-12)

S901 (INPUT SELECTOR)

1

20

204 8530 006 4P Pin jack

JK301-304

4

21

204 8531 005 2P Pin jack (C-GND)

JK305

1

22

411 1341 515 Front chassis

1

23

445 0048 016 Cord holder (L50)

1

24

411 1346 248 Trans chassis

1

25

462 0089 054 Bush

1

26

105 1339 075 Back panel

G1C

1

105 1339 091 Back panel

G1H

1

105 1339 062 Back panel

G2A

1

105 1411 003 Back panel

KEU

1

27

205 1014 218 4P Terminal ass'y

2

28

412 4141 003 Trans bracket

1

29

415 9092 017 Teflon plate (PT)

2

30

513 3457 004 Trans label (D)

2

31

462 0089 025 Bush

3

32

205 0071 016 Terminal ass'y

1

33

477 0018 014 Washer (P-87) D10

2

34

414 0765 311 Shield plate

1

35

412 4390 016 TC bracket

2

36

415 9016 019 P.C.B holder

4

37

412 4112 113 P.W.B bracket (A)

1

38

203 3970 008 AC inlet

1

39

105 1197 644 Bottom cover

1

40

212 1147 002 Slide switch

S202

1

41

146 2088 106 Foot ass'y

4

146 2088 119 Foot ass'y

KEU

4

42

233 6332 000 Power trans

G1C,G1H

2

233 6330 002 Power trans

G2A

2

233 0537 005 Power trans

KEU

2

43

415 9032 006 P.C.B holder (T)

4

44

254 6204 041 Electrolytic 12000uF/71V

CE62W==123M

2

45

417 0571 119 Power radiator (R)

1

46

275 0105 004 Transistor 2SK2967

TR521-524

4

47

415 0234 007 Insulating sheet

4

48

412 4127 014 P.W.B bracket (B)

4

49

412 4387 016 Radiator bracket (R)

1

50

412 4114 111 Radiator bracket (B)

1

51

417 0571 106 Power radiator (L)

1

52

412 4386 017 Radiator bracket (L)

1

53

412 4113 112 Radiator bracket (A)

1

55

412 4388 015 Support bracket (L)

1

56

144 2510 296 Front panel ass'y

1

144 2807 006 Front panel ass'y

KEU

 1

57

212 4799 004 Rotary remote switch

(REC OUT SELECTOR)

1

58

441 1780 216 Plate (M)

1

59

441 1781 202 Plate (F)

1

60

113 9303 101 Power knob ass'y

1

113 9303 114 Power knob ass'y

KEU

1

61

112 0780 128 Knob (M) ass'y

1

112 0780 115 Knob (M) ass'y

KEU

1

62

112 9125 108 Knob ass'y (F)

1

112 9125 137 Knob ass'y (F)

KEU

1

63

112 0787 008 Knob (MARU) ass'y

4

112 0787 011 Knob (NARU) ass’y

KEU

4

64

412 4389 014 Support bracket (R)

1

65

102 0574 133 Top cover

1

102 0574 159 Top cover

KEU

1

66

461 9036 005 Spacer

2

67

441 1795 007 Plate (T/C)

1

69

209 0325 007 Short pin

2

70

206 1015 087 Fuse (4.0A)

F101 G1C,G1H,G2A

1

206 1046 043 Fuse (10A)

KEU

1

71

415 9080 003 Teflon spacer

7

72

412 4141 045 Trans bracket

1

73

475 3201 000 3 TWB

1

74

415 0809 005 Washer

12

76

475 1130 005 3 Washer

2

77

441 1890 203 Plate (RD)

2

79

113 9304 207 Push knob ass'y

1

113 9304 210 Push knob ass'y

KEU

1

81

415 9093 003 Teflon washer (VR)

1

SCREWS

101

473 7002 021 Screw 3X8 CBTS (S)-B

6

102

471 3803 011 Screw 4X65 CBS

6

103

473 7508 017 Screw 3X10 CBTS (P)-B

8

104

477 0263 018 3P.Swelling screw

11

477 0263 005 3P.Swelling screw

KEU

14

105

477 0064 107 Fixing screw

10

106

473 7501 014 Screw 3X14 CBTS (P)-Z

14

107

473 7500 015 Screw 3X8 CBTS (P)-Z

2

108

473 7007 000 Screw 4X8 CBTS (S)-B

16

109

473 8007 038 Cup screw 3X14

2

110

473 7003 004 Screw 3X8 CFTS (S)-Z

13

111

470 0009 022 Screw 3X6 CPS (SW.W) ZNP

2

112

473 7500 028 Screw 3X8 CFTS (P)-Z

8

113

473 8007 025 Cup screw 3X8

1

114

473 7003 017 Screw 3X8 CFTS (S)-B

1

115

473 7007 013 Screw 4X10 CBTS (S) ZNB

1

116

471 3409 017 Screw 4X16 CBS

1

117

475 6008 006 4N

1

118

473 8034 098 Screw 3X10 CBTS(B)-B

1

119

473 7002 005 Screw 3X6 CBTS(S)-Z

1

Note:

The symbol in the column "Remarks" indicate the following destinations.

G1C: China model

G1H: Hong Kong model

G2A: Singapore model

KEU: U.S.A. model

PMA2000̲Exp List.p65

02/03/12, 17:26

Page 20-21

Adobe PageMaker 6.5J/Win

Summary of Contents for AVR-1602/682

Page 1: ...er SERVICE MANUAL MODEL PMA 2000IVR INTEGRATED STEREO AMPLIFIER Some illustrations using in this service manual are slightly different from the actual set 16 11 YUSHIMA 3 CHOME BUNKYOU KU TOKYO 113 00...

Page 2: ...PE 1 CD R TAPE 2 MD 108 dB Tone Control Adjustable Range BASS 100 Hz 8 dB TREBLE 10 kHz 8 dB OTHERS Power Supply AC 230 V 50 Hz Asia AC220 V 50 Hz China AC Outlets Switched 2 100 W Total Except for Ch...

Page 3: ...ing Top Cover Remove 14 screws 1 4 screws 2 and detach the Top Cover in the arrow direction Top Cover Front Panel 1 Remove 8 screws 3 2 Pull out the knob 4 and remove the nut then detach the panel in...

Page 4: ...rews 8 2 Detach the Rear Panel in the arrow direction Heat Sink Ass y Heat Sink Ass y Remove 2 screws 9 and detach the Heat Sink Ass y in the arrrow direction Rear Panel Bottom Plate Remove 24 screws...

Page 5: ...ent 1 Remove top cover And then connect DC Voltmeter to test points of 1U 3432 1 Lch and 1U 3432 2 Rch Power Amp Printing Wiring Board 2 Connect power cord to AC wall outlet and turn POWER switch ON W...

Page 6: ...N DIRECT MAIN VOLUME POWER AMP DIRECT FLAT AMP TONE POWER AMP PROTECTOR SPEAKER A MAIN SPEAKER B BI WIRING HEAD PHONE POWER AMP POWER AMP POWER GND VOLTAGE REGULATOR REC OUT SELECTOR OFF ON EQUALIZER...

Page 7: ...0 P17 P10 P77 P70 P65 AIN5 P60 AIN0 TMP87CC46N 4C08 IC901 Terminal Function Function I O Pin No Port Name Type 1 P77 O C AC POWER RELAY DRIVE 2 P76 O C 3 P75 SO O C 4 P74 SI O C 5 P73 SCK O C 6 P72 O...

Page 8: ...TC143ES DTC143ZS DTC144WS FRONT VIEW B C E FRONT VIEW B C E FRONT VIEW B C E DTC143ES DTC144WS 47kohm 22kohm R1 R2 R1 R2 E C B LB1639 IC902 1 2 3 4 5 7 8 6 VCC N C VOUT2 VIN1 GND VCONT VOUT1 VIN2 4 6...

Page 9: ...VC Red TOP VIEW 2SJ78 2SK215 FRONT VIEW G S D 2SK373 Y FRONT VIEW S G D 2SK184C GR BL 2SK369 BL GR C FRONT VIEW D G S 2SK2967 FRONT VIEW G D S DIODES LED included FCH20A15 FRONT VIEW A K A FRH20A15 FR...

Page 10: ...1 5 1 1 8 1 8 5 1 5 1 5 1 5 1 2 1 2 1 3 1 10 1 4 5 8 1 5 1 6 1 8 1 1 6 10 1 3 1 10 1 4 1 5 COMPONENT SIDE 8 7 6 5 4 3 2 1 A B C D E 10 1U 3432 POWER AMP P W B UNIT Ass y PMA 2000IVR PRINTED WIRING BOA...

Page 11: ...1 1 1 3 10 6 1 4 5 8 1 1 3 1 11 10 1 8 9 16 1 3 1 5 1 4 1 5 1 6 1 5 1 3 1 3 1 3 1 10 1 11 1 4 5 8 1 5 1 21 22 42 COMPONENT SIDE 8 7 6 5 4 3 2 1 A B C D E PMA 2000IVR 11 1U 3130 INPUT P W B UNIT Ass y...

Page 12: ...1 5 1 5 1 10 1 3 1 3 COMPONENT SIDE 8 7 6 5 4 3 2 1 A B C D E 12 1U 3433 FLAT AMP P W B UNIT Ass y PMA 2000IVR...

Page 13: ...ot always in stock and possibly to take a long period of time for supplying or in some case supplying of part may be refused l When ordering of part clearly indicate 1 and I i to avoid mis supplying l...

Page 14: ...W NB RS14B3A153JNBS RSFSV R533 534 241 2424 926 Carbon film 5 6 kohm 1 4W RD14B2E562JT PSNB R535 536 241 2422 944 Carbon film 1 kohm 1 4W RD14B2E102JT PSNB R537 540 241 2371 930 Fusible resistor 160 o...

Page 15: ...993 Polypropylene film 47pF 100V CQ93P2A470JT NH2 C509 510 255 4242 901 Polypropylene film 15pF 100V CQ93P2A150JT NH C517 518 255 4252 975 Polypropylene film 270pF 100V CQ93P2A271JT NH2 C519 520 255...

Page 16: ...903 276 0644 911 Zener diodeMTZJ7 5A T77 LD901 907 393 9557 906 LED SLR 56VCTE7 SC601 279 0038 908 Thyristor SF0R3G42 RESISTORS GROUP R301 310 241 2428 948 Carbon film 330 kohm 1 4W RD14B2E334JT PSNB...

Page 17: ...254 4368 934 Electrolytic 100uF 25V CE04W1E101MT ASF C906 255 4235 934 Polypropylene film 0 01uF 100V CQ93P2A103JT NH C907 254 4406 702 Electrolytic 3300uF 16V CE04W1C332MC SMG C908 255 4235 934 Poly...

Page 18: ...2376 964 Carbon film 47 ohm 1 4W NB RD14B2E470JNBST R449 450 241 2428 980 Carbon film 470 kohm 1 4W RD14B2E474JT PSNB R451 454 244 2058 032 Metal oxide 47 ohm 1W NB RS14B3A470JNBS RSFSV R457 458 241...

Page 19: ...102 71 74 77 102 74 77 74 31 31 28 55 52 101 76 101 71 113 113 101 31 84 97 94 117 116 85 23 48 40 86 86 90 46 89 85 48 23 73 113 101 101 109 101 101 109 8 7 6 5 4 3 2 1 A B C D E EXPLODED VIEW 19 Par...

Page 20: ...204 8530 006 4P Pin jack JK301 304 4 21 204 8531 005 2P Pin jack C GND JK305 1 22 411 1341 515 Front chassis 1 23 445 0048 016 Cord holder L50 1 24 411 1346 248 Trans chassis 1 25 462 0089 054 Bush 1...

Page 21: ...07 208 206 203 204 205 209 209 210 211 212 212 201 202 207 511 3893 002 Instruction manual 1 511 3917 001 Instruction manual KEU 1 208 515 0921 005 S S list EX 1 209 503 1221 109 Cushion ass y 1 210 5...

Page 22: ...12V P ON OFF 1 2 3 4 5 6 SP RELAY ASO POSISTOR GND R OUT GND H P L GND H P R SP MUTE GND 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 CW101 10P EH 5P EH CX054 CW055 CY031 CW056 CX103 CX057 5P EH CY057 C...

Page 23: ...E WITHOUT PRIOR NOTICE WARNING Parts marked with this symbol have critical characteristics Use ONLY replacement parts recommended by the manufacture CAUTION Before returning the unit to the customer m...

Page 24: ...T PRIOR NOTICE WARNING Parts marked with this symbol have critical characteristics Use ONLY replacement parts recommended by the manufacture CAUTION Before returning the unit to the customer make sure...

Page 25: ...12 7V 9 5V 11 5V SCHEMATIC DIAGRAMS 1 3 1 2 3 4 5...

Page 26: ...9 5V 9 4V 8 8V 11 5V 6 7 8 9 10 11 A B C D E F PMA 2000IVR...

Page 27: ...12 7V 11 5V...

Page 28: ...rts marked with this symbol have critical characteristics Use ONLY replacement parts recommended by the manufacture CAUTION Before returning the unit to the customer make sure you make either 1 a leak...

Page 29: ...R NOTICE WARNING Parts marked with this symbol have critical characteristics Use ONLY replacement parts recommended by the manufacture CAUTION Before returning the unit to the customer make sure you m...

Page 30: ...WARNING Parts marked with this symbol have critical characteristics Use ONLY replacement parts recommended by the manufacture CAUTION Before returning the unit to the customer make sure you make eith...

Page 31: ...SCHEMATIC DIAGRAMS 2 3 1 2 3 4 5...

Page 32: ...11V 11V 6 7 8 9 10 11 A B C D E B LINE PMA 2000IVR...

Page 33: ......

Page 34: ...rts marked with this symbol have critical characteristics Use ONLY replacement parts recommended by the manufacture CAUTION Before returning the unit to the customer make sure you make either 1 a leak...

Page 35: ...CT TO CHANGE WITHOUT PRIOR NOTICE WARNING Parts marked with this symbol have critical characteristics Use ONLY replacement parts recommended by the manufacture CAUTION Before returning the unit to the...

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