background image

SERVICE MANUAL

No.21106

May. 2002

COPYRIGHT      2002 VICTOR COMPANY OF JAPAN, LTD.

SP-PW100

POWERED SUBWOOFER

Safety precautions
Disassembly method
Description of major ICs

1- 2
1- 3
1- 7~8

  

Contents

STAND

 BY/ON

SP-PW

100 PO

WERE

D SUBW

OOFER

SP-PW100

          Area suffix

UP ---------------- Korea

Summary of Contents for SP-PW100

Page 1: ...2002 COPYRIGHT 2002 VICTOR COMPANY OF JAPAN LTD SP PW100 POWERED SUBWOOFER Safety precautions Disassembly method Description of major ICs 1 2 1 3 1 7 8 Contents STAND BY ON SP PW100 POWERED SUBWOOFER SP PW100 Area suffix UP Korea ...

Page 2: ...duct antenna terminals knobs metal cabinet screw heads headphone jack control shafts etc to be sure the product is safe to operate without danger of electrical shock Do not use a line isolation transformer during this check Plug the AC line cord directly into the AC outlet Using a Leakage Current Tester measure the leakage current from each exposed metal parts of the cabinet particularly any expos...

Page 3: ...peaker cord Removing the woofer See Fig 3 4 When it is hard to remove the front net insert a minus driver etc in the place between the main body and the front net as shown in Fig 2 before removing the front net Exercise care not to damage the main body and the front net when inserting the minus driver For this purpose insert the minus driver together with cloth and the like Fig 1 Fig 2 Fig 3 Fig 4...

Page 4: ...ig 6 Remove the eleven screws C attaching the amplifier box on the back side of the main body Remove the speaker cord connector connecting the amplifier box and the speaker 1 2 Removing the amplifier box See Fig 7 8 Exercise care not to damage the main body and the front net when inserting the minus driver For this purpose insert the minus driver together with cloth and the like Fig 5 Fig 6 Fig 7 ...

Page 5: ...switch board backward Remove the connector CN899 Note 1 2 3 4 5 Removing the power switch board See Fig 10 Remove the rear panel Pull out the phase knob Remove the two nuts attaching the volume knob Remove the two screws G and the two screws H attaching the bracket b After removing the connector CN811 pull out the terminal board Remove the connector CN851 1 2 3 4 5 Removing the terminal board See ...

Page 6: ... six screws I attaching the amplifier board 1 2 Removing the amplifier board See Fig 13 Prior to performing the following procedure remove the rear panel the power supply board the amplifier board Remove the four screws J attaching the transformer J 1 Removing the transformer See Fig 14 Fig 13 Fig 14 Amplifier board Transformer I I J CN891 CN881 ...

Page 7: ...12 TR10 TR11 TR23 TR24 TR22 TR21 R14 R16 R19 TR20 R15 R16 R17 TR19 R18 C6 D7 TR14 TR13 C3 R12 TR16 TR15 TR17 R13 TR31 R31 D31 D32 TR32 R32 Comparator Comparator D34 D36 D35 D33 SUB 1 3 5 4 2 7 6 8 21 22 9 16 10 14 15 11 12 13 17 18 19 20 STK411 290E IC821 Front power amp Description of major ICs ...

Page 8: ...V OUTPUT A OUT A IN A IN V 1 2 3 4 A B TOP VIEW 8 7 6 5 V B IN B IN B OUT 1 Pin layout 2 Block diagram TC74HCU04AP IC851 2Ch NOR gate 1 2 3 4 5 6 7 14 13 12 11 10 9 8 1A 1Y 2A 2Y 3A 3Y GND VCC 6A 6Y 5A 5Y 4A 4Y A L H Y H L 1 Pin layout block diagram 2 True table ...

Page 9: ... SPEAKER OUT L MONO IC 813 PHASE SW NORMAL REVERSE IC 851 CN811 B CN881 SPEAKER OUT IN 9V RGE PROTECT MUTE IC 811 IC 813 B Q8801 Q8201 Q8202 Q8203 REGULATOR Q8701 Q8702 IC 812 DC DET MUTE PROTECT DC DET RY881 CN881 CN891 CN851 CN861 RED GREEN INDICATOR DC DETCTOR IN PUT L H AMP H P FILTER L P FILTER FW801 CN821 IN PUT L H AMP LED CONT Block diagram ...

Page 10: ...233 C8214 C8253 C8121 C8231 R8128 R8127 C8123 R8129 CN899 C2117 C2118 NJM4580D D NJM4580D D NJM4580D D NJM4580D D NJM4580D D 68K 56K 56K 56K 150K 150K 150K 6 8K 100K 1 8k 2 2k 5 6k 5 6k 10K 15K 12K 39K 0 0022 0 022 0 022 10 50 10 50 10KB QGA7901C1 02 150K 0 22 0 012 0 022 0 1 TC74HCU04AP TC74HCU04AP TC74HCU04AP TC74HCU04AP QGA3901C1 02 10 50 10 50 470 6 3 22 25 100 25 1M 4 7K 22 560K 510K 1K 100K ...

Page 11: ... EP881 R8254 B7304 B7403 B7016 B7951 W8801 B7208 B7702 B7953 B7701 B7202 B7007 B7402 C8252 B7502 B7012 W8912 B7205 B7301 B7501 B7201 B7401 B7203 C8232 B7013 B7018 C8233 B7210 B7017 C8234 W8911 B7014 C8254 C8255 W8921 W8931 R8255 W8951 C8253 R8252 WC881 B7303 2 1 F8911 F8921 1 5 B6301 B6302 CN899 PP891 PP892 S8901 F8901 Z897 Z898 C8901 S8902 Z896 F8902 Z899 C8101 C8102 C8103 C8104 C8105 C8106 C8107...

Page 12: ...SP PW100 3 2 5 4 3 8 7 6 2 9 9 10 1 Exploded view of general assembly and parts list Block No M M M 1 6 6 ...

Page 13: ...tion Block No M1MM 1 AA000021 02 WOOD CABINET 1 2 99 160 104 11 SARAN BOARD 1 3 7004690801 TAPPING SCREW 2 4 66 000 074 11 CIE BORAD ASSY 1 5 53 000 145 01 PANEL 1 6 70 059 416 02 SCREW 6 7 CR160058 01 CONE SPEAKER 1 8 29 100 079 01 RING 1 9 SDSA4020M SCREW 11 10 6000167301 CAUTION LABEL 1 ...

Page 14: ... A B C C A B Amp Board Power Board Input Board 28 4 19 24 23 27 25 35 18 22 22 20 Amp assembly and parts list Block No M M M 2 31 17 13 14 10 10 8 9 9 7 21 33 32 1 6 5 12 26 11 17 17 30 24 19 3 14 14 2 16 16 15 15 ...

Page 15: ...1 14 QYSBSF3008Z SCREW 5 FOR AC BRACKET 15 QYSBSF4016Z SCREW 4 FOR TRANS 16 QYWLS417610Z WASHER 4 17 QYSBSF3008Z SCREW 6 FOR PCB 18 QYSBSGY3008M SPECIAL SCREW 3 FOR SPK TERMINA 19 QYSBST3006Z T SCREW 4 FOR POWER SW 20 QYSBSG3016Z T SCREW 2 FOR POWER IC 21 QYSBSF4012Z SCREW 2 22 QYSBSG3010Z T SCREW 2 23 QHS3771 108 CORD STOPPER A 1 24 E407321 002SM PUSH BUTTON 2 25 LV30734 002A KNOB 2 26 QQT0265 00...

Page 16: ... QETN1AM 107Z E CAPACITOR 100MF 20 10V C8503 QETN1EM 107Z E CAPACITOR 100MF 20 25V C8504 QETN1HM 106Z E CAPACITOR 10MF 20 50V C8505 QCBB1HK 101Y C CAPACITOR 100PF 10 50V C8506 QETN1HM 106Z E CAPACITOR 10MF 20 50V C8507 QDYB1CM 103Y C CAPACITOR C8508 QETN0JM 477Z E CAPACITOR 470MF 20 6 3V C8701 QTE1E28 476Z E CAPACITOR C8702 QTE1E28 476Z E CAPACITOR C8703 QTE1E28 107Z E CAPACITOR C8704 QTE1E28 107Z...

Page 17: ... 4W R8219 QRE141J 104Y C RESISTOR 100K 5 1 4W R8220 QRE141J 103Y C RESISTOR 10K 5 1 4W R8221 QRE141J 104Y C RESISTOR 100K 5 1 4W R8222 QRE141J 823Y C RESISTOR 82K 5 1 4W R8223 QRE141J 563Y C RESISTOR 56K 5 1 4W R8224 QRE141J 563Y C RESISTOR 56K 5 1 4W R8225 QRE141J 333Y C RESISTOR 33K 5 1 4W R8226 QRE141J 561Y C RESISTOR 560 5 1 4W R8227 QRE141J 563Y C RESISTOR 56K 5 1 4W R8228 QRE141J 271Y C RESI...

Page 18: ...SP PW100 3 8 Packing materials and accessories parts list Block No M M M 3 Block No M M M 5 P1 P1 P2 A1 A2 P3 A3 A5 P6 P5 P4 ...

Page 19: ...ON 1 P 3 80 000 449 11 BOTTOM CUSHION 1 P 4 80 000 449 01 TOP CUSHION 1 P 5 8500037721 POLY BAG 1 P 6 85 000 353 21 MIRROR MAT 1 Item Parts number Parts name Area A Parts list Accessories Q ty Description Block No M5MM A 1 LVT0909 001A INST BOOK 1 A 2 BT 56010 1 WARRANTY CARD 1 A 3 LV42286 002A FOOT 1 A 4 LE30745 001A SPK CORD 2 A 5 QAM0199 001 PIN CABLE 1 ...

Reviews: