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Arcam DIVA A65 Service Manual

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Download this manual See also: Handbook, Service Manual
Service Manual
DiVA A65, A75 & P75
Amplifi ers
A65/75
Issue 1.0
ARCAM
ARCAM

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Summary of Contents for Arcam DIVA A65

  • Page 1 A65/75 Service Manual Issue 1.0 DiVA A65, A75 & P75 Amplifi ers ARCAM ARCAM...
  • Page 2 Contents List Contents list Circuit description Service guide Circuit diagrams Component overlays Circuit board parts list General assembly parts list...

  • Page 3: Input Selection

    SIM Module Power Amplifier The connector PL161 (P75 only) allows the fitting of the ARCAM The new topology is a high gain voltage feedback design, with a SIM module. In order to allow this to operate LK172 & LK173 must bipolar output stage.

  • Page 4: Fault Diagnostics

    A65, A75 & P75 Service Guide Fault diagnostics Fault Action No power Check mains fuse Check transformer connections Check power supply rails Stuck in protection Check power supply rails Check protection circuit voltages Check for dry joints on o/p devices Intermittent audio on one channel Check for dry joints around o/p devices...
  • Page 5 LEFT CHANNEL L881C5_5.0.SCH PROTECTION SP2_SEND_L SP2_RETN_L PWRLEFT OP_L PHONO & INPUTS L881C3_5.0.SCH TONE CONTROL L881C4_5.0.SCH SELOPL SELOPL SELOPR SELOPR PWRLEFT ACSENSE HPSW2 HPSW2 PWRRIGHT TAPECONTROL TAPOL PROT_OP_L TAPOL TAPOR PROT_OP_R TAPOR SP2_SEND_L PROTECTION MUTE SP2_RETN_L HPSW1 HPSW1 OP_L RIGHT CHANNEL OP_R L881C6_5.0.SCH SP2_SEND_R...
  • Page 6 +38V_L +37V C600 C613 C614 R601 R602 R615 100U EL 100V 100N PE 100N PE 100R MF 100R MF 47R MF 0V_HF 0V_HF D601 0V_HF ZENER 400MW 27V Q600 Q601 BC556B BC556B Q602 BC556B R621 C609 680R MF 22N CD Q605 SPLS600 BC556B...
  • Page 7 D907 MOTSUP900 1N4003F C920 C918 1M0 25V 100N CD Z905 0V_DIG 0V_DIG BA6109 VOLM901 VOLMOT900 C913 10N CD 1Y271 SK900 R905 FFC10V 33K MF C912 Q900 0V_DIG R901 BC556B 10N CD 12K MF VOLM900 Disp H Disp F Disp D Disp B Z907A 0V_DIG...
  • Page 8 +15V LK101 10MM LINK Z100A + C145 NE5532 C101 10U EL C131 100N CD SW100D C124 Z100C 4PCO 0V_SIG 47P CD 22U EL NE5532 LED100 0V_SIG + C146 LK100 LK100A L856CA +37V 10U EL D134 C102 R110 R112 R146 SW100B 100N CD 4PCO 680K MF...
  • Page 9 R311 10R FU C304 Q300 Q304 D300 R301 BC546B BC546B 4K7 MF 47U EL 100V 1N4003F +38V_R +38V_L C310 D301 + C312 100U EL 100V 1N4003F D304 C317 C319 220U EL 50V 100N CD +37V_L ZENER 500MW 39V +38V_R 100N CD ACLT1 MAINS INPUT SK303...
  • Page 10 +38V_R +37V C700 R701 R702 R715 C713 C714 100U EL 100V 100N PE 100N PE 100R MF 100R MF 47R MF 0V_HF D701 0V_HF 0V_HF ZENER 400MW 27V Q700 Q701 BC556B BC556B Q702 BC556B SPLS700 SP2_RETN_R Bot+ SK700B C720 D703 470P CD 1N4003F CAMCON_G...
  • Page 11 C197 10P CD R212 68K MF BASS Z160A R204 R200 R210 R202 RV166A C200 4K7 MF SW163A SELOPL 4K7 MF 10K LIN POT 2PCO 24K MF 10K MF 47U EL 35V 4560D C204 C206 220N PE 220N PE RV167A 10K LIN POT SW162A PROT_OP_L 0V_SIG...
  • Page 12 ALPS_ENCODER 12NOTCH FFC10H R903 R904 220R MF 220R MF LED901 LED902 LED903 LED904 LED905 LED906 LED907 LED GREEN3.1 MM LED GREEN3.1MM LED GREEN3.1MM LED GREEN3.1MM LED GREEN3.1MM LED GREEN3.1MM LED GREEN3.1MM Phono Tuner AV/DVD TAPE AV/FIXED GAIN L885PB_1 DRAWING TITLE DISPLAY PCB FOR A75 AMP 31-08-00 PRODUCTION RELEASE...
  • Page 15 A65/75 Display Board L885_1.1 Reference Description Part Number LED901- LED GREEN 3.1MM SLR- 3D007 37MG3F PRINTED CIRCUIT BOARD L885PB_1 R903 RES MF W4 1% 220R 1H122 R904 RES MF W4 1% 220R 1H122 10-WAY FFC CONN HORIZ 8K8110 ALPS ENCODER 12 A1507 NOTCH VERT EC16B12204F15...
  • Page 16 C607 PPRO W 100P 63V 5% RA 2D110W A65 Main Board L890_5.0 C608 PPRO W 100P 63V 5% RA 2D110W C609 CERD 22N 63V -20% +80% 2A322 Reference Description Part Number C610-C615 PEST 100N 63V 10% 2K410 BR300 BRIDGE RECTIFIER 8A 3BGBU8 C616-C618 ELST 10U 50V...
  • Page 17 D603 RECTIFIER 1N4003F 1A 3B4003 Q614 TRANS POWER NPN 4CSAP15 200V SAP15N D604 RECTIFIER 1N4003F 1A 3B4003 Q615 TRANS POWER PNP 4CSAP15 200V SAP15P D605 SSDIODE 1N4148 75V 3A4148 Q616 TRANS LF SS P 2SA970GR 4A970GR D606 SSDIODE 1N4148 75V 3A4148 Q617 ZTX653 NPN Transistor...
  • Page 18 R237 RES CF W2 100R 5% 1D110 RV164 POT 20KA DUAL 18MM 6A360M MOTORISED R238 RES MF W4 1% 1K2 1H212 RV165 POT 10KB*2LIN 6A310E R239 RES MF W4 1% 1K2 1H212 RV166 POT 10KB*2LIN 6A310E R240 RES MF W4 1% 1K0 1H210 RV167 POT 10KB*2LIN...
  • Page 19 Z104 IC AUDIO DUAL TL072 5B072 Z105 IC QUAD SPST CMOS SW 5S413DJ DG413DJ DIL Z160 IC AUDIO DUAL 4560D 5B4560 Z161 IC AUDIO DUAL 4560D 5B4560 Z163 IC OPAMP DUAL 5B2134D OPA2134PA Z171 IC QUAD SPST CMOS SW 5S413DJ DG413DJ DIL Z300 IC VREG POS 7805...
  • Page 20 C700,C701 ELST 100U 100V 2N710B A75 Main Board L881_5.0 C702 ELEC 22U 16V SILMIC 2 2P622AS2 C703,C704 PPRO W 100P 63V 5% RA 2D110W Reference Description Part Number C705 ELEC 100u 16V SILMIC 2 2P710AS2 BR300 BRIDGE RECTIFIER 8A 3BGBU8 C707,C708 PPRO W 100P 63V 5% RA 2D110W...
  • Page 21 HS603 ALPHA AMP 75/65 E81801 R114 RES MF W4 1% 8K2 1H282 HEATSINK R115 RES MF W4 1% 8K2 1H282 HS603 ALPHA AMP 65/75 HS CLIP E862MC R116 RES MF W4 1% 18K 1H318 L600 INDUCT 2U2 12x20mm 7D002C R117-R128 RES MF W4 1% 1K0 1H210 L700...
  • Page 22 R622 RES MF W4 1% 10K 1H310 SK302 CAGE CLAMP 16A 1 WAY 8Q003 ARC003-236 R623 RES MF W4 1% 10K 1H310 SK303 CAGE CLAMP 16A 2WAY 8Q005 R624 RES MF W4 1% 10K 1H310 236-402/000-009 R625 RES MF W4 1% 6K8 1H268 SK304 CAGE CLAMP 16A 3 WAY...
  • Page 23 D128- RECTIFIER 1N4003F 1A 200V 3B4003 P75 Power amp Board D130 L891_5.0 D131 ZENER 5V6 400MW 3C05604 D134 ZENER 5V6 400MW 3C05604 D164- SSDIODE 1N4148 75V 3A4148 Reference Description Part D167 Number D300- RECTIFIER 1N4003F 1A 200V 3B4003 BR300 BRIDGE RECTIFIER 8A 200V 3BGBU8 D303 D304...
  • Page 24 Q614 TRANS POWER NPN SAP15N 4CSAP15 R629 RES MF W4 1% 47K 1H347 R630 RES CF W2 4R7 5% 1D847 Q615 TRANS POWER PNP SAP15P 4CSAP15 R631 RES CF W4 5% 2R2 1B822 R632 RES MF W4 1% 12K 1H312 Q616 TRANS LF SS P 2SA970GR 4A970GR...
  • Page 25 A65 General Assembly Parts List ITEM 230V 115V 100V SILVER BLACK DESCRIPTION WHERE USED 5B483028 HOLTECH + L818SW WA65I 1A C12126 C12256 C12256 1.25A FUSE FUSE AND SPARE E802AP DAMPING PAD (1 PER) L600 L700 (2 PER) RLY1 SEE L881AY FOR POSITIONING E804AP BLK FELT WASHER E806MI...
  • Page 26 A65 General Assembly Parts List ITEM 230V 115V 100V SILVER BLACK DESCRIPTION WHERE USED F164 DAMPING STRIP TOP OF FRONT 400MM F185 SNAP-IN SPACER H006 SNAP-IN SPACER HA3V06A SCREW HA3V10A M3 x 10mm SCREW MOTHER PCB HA4A12B M4 x 12mm SCREW RR PAN ‘E' HA4A45B M4 x 45mm SCREW...
  • Page 27 A75 General Assembly Parts List ITEM 230V 115V 100V SILVER BLACK DESCRIPTION WHERE USED 5B483028 PIC CHIP + L818SW C12126 C12256 C12256 1.25A FUSE FUSE E802AP DAMPING PAD (1 PER) L600 L700 (2 PER) RLY1 E804AP BLACK FELT WASHERS BEHIND KNOBS E805HK HEAT SINK E806MI...
  • Page 28 A75 General Assembly Parts List ITEM 230V 115V 100V SILVER BLACK DESCRIPTION WHERE USED F065 CABLE CLIP FOR REMOTE WIRE & TX SCREEN F164 DAMPING STRIP TOP OF FRONT 400MM F185 SNAP-IN SPACER TX WIRES H006 SNAP-IN SPACER HA3V06A M3 X 6 PCB'S TO SUB PANEL HA3V10A M3 x 10mm SCREW...
  • Page 29 P75 General Assembly Parts List ITEM 230V ISSUE 115V 100V SILVER BLACK DESCRIPTION WHERE USED E829CP E830CP COVER PLATE E967AY E984AY FASCIA ASSY HA4V06S HA4V06B M4 X 6mm SCREW 8K006 SHORTING LINK FOR REAR PANEL C12126 C12256 C12256 1.25A FUSE FUSE E802AP DAMPING PAD...
  • Page 30 P75 General Assembly Parts List ITEM 230V ISSUE 115V 100V SILVER BLACK DESCRIPTION WHERE USED F062 FUSE CLIP F065 CABLE CLIP FOR PROCESSOR SWITCH WIRE & TX SCREEN F086 KOOLPAD F164 DAMPING STRIP FRONT EDGE 400MM F185 SNAP-IN SPACER TX WIRES H006 SNAP-IN SPACER HA3V06A...

This manual is also suitable for:

Diva a75Diva p75