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Philips FWD798/37, Servise Manual

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Philips FWD798/37 Servise Manual Download Page 5

1-5

Service Tools:

Universal Torx driver holder .................................4822 395 91019
Torx bit T10  150mm ...........................................4822 395 50456
Torx driver set T6-T20 .........................................4822 395 50145
Torx driver T10 extended .....................................4822 395 50423

Compact Disc:

SBC426/426A Test disc 5 + 5A ...........................4822 397 30096
SBC442 Audio Burn-in test disc 1kHz .................4822 397 30155
SBC429 Audio Signals disc .................................4822 397 30184
Dolby Pro-logic Test Disc ....................................4822 395 10216

ESD Equipment:

Anti-static table mat - large 1200x650x1.25mm ...4822 466 10953
anti-static table mat - small 600x650x1.25mm .....4822 466 10958
Anti-static wristband ............................................4822 395 10223
Connectorbox (1M

Ω

) 

..........................................4822 395 11307

Extension cable
            (to connect wristband to conn.box) ..........4822 320 11305
Connecting cable
             (to connect table mat to conn.box) ...........4822 320 11306
Earth cable (to Connect product to mat or box)  --4822 320 11308
Complete kit ESD3
             (combining all above products) ...............4822 320 10671
Wristband tester ...................................................4822 344 13999

SERVICE AIDS

HANDLING CHIP COMPONENTS

Summary of Contents for FWD798/37

Page 1: ...nted in The Netherlands Subject to modification DVD Mini System Version 1 0 CLASS 1 LASER PRODUCT 3141 785 30890 TABLE OF CONTENTS Page Location of PC Boards 1 2 Speci cations 1 3 Measurement Setup 1 4 Service Aids Safety Instruction etc 1 5 to 1 7 Connections Functional Overview 1 8 to 1 11 Troubleshooting 1 12 to 1 13 Repair Instructions 2 Disassembly Instructions Service positions 3 Set Block D...

Page 2: ...ION TUNER PCB POWER PCB CONTROL PCB MAIN PCB Type Versions FWD798 Features Board in used 98 55 37 Main PCB No ECO Power 10W X X Main PCB ECO Power 10W X Power Dual Voltage X X Power 120V only X AC line Cord datachable X X AC line Cord fixed X ...

Page 3: ... 4 Hz 20 kHz 44 1kHz 4 Hz 22 kHz 48kHz 4 Hz 44 kHz 96kHz MAIN UNIT Power Supply Rating 110 127 220 240 V 50 60HZ Switchable 55 98 ver Power Supply Rating 120V 60HZ Switchable 37 ver Power Consumption Active 85 W Standby 10 W Dimensions w x h x d 265x 310 x 355 mm Weight 5 52 kg Packaging Dimensions w x h x d 611 x 885 x 524 mm Gross weight 40Kg SPEAKERS Front speakers System 3 way Bass reflex Impe...

Page 4: ...15kHz e g 7122 707 48001 LF Voltmeter e g PM2534 DUT S N and distortion meter e g Sound Technology ST1700B Frame aerial e g 7122 707 89001 Tuner AM MW LW To avoid atmospheric interference all AM measurements have to be carried out in a Faraday s cage Use a bandpass filter or at least a high pass filter with 250Hz to eliminate hum 50Hz 100Hz RF Generator e g PM5326 Ri 50Ω Bandpass 250Hz 15kHz e g 7...

Page 5: ...t Disc 4822 395 10216 ESD Equipment Anti static table mat large 1200x650x1 25mm 4822 466 10953 anti static table mat small 600x650x1 25mm 4822 466 10958 Anti static wristband 4822 395 10223 Connectorbox 1MΩ 4822 395 11307 Extension cable to connect wristband to conn box 4822 320 11305 Connecting cable to connect table mat to conn box 4822 320 11306 Earth cable to Connect product to mat or box 4822...

Page 6: ...n osservazione della più grande cauzione alla loro manipolazione Durante le riparazioni occorre quindi essere collegato allo stesso potenziale che quello della massa dell apparecchio tramite un braccialetto a resistenza Assicurarsi che i componenti e anche gli utensili con quali si lavora siano anche a questo potenziale Pour votre sécurité ces documents doivent être utilisés par des spécia listes ...

Page 7: ...es has to be purchased at external companies Special information for BGA ICs always use the 12nc recognizable soldering temperature profile of the specific BGA for de soldering always use the lead free temperature profile in case of doubt lead free BGA ICs will be delivered in so called dry packaging sealed pack including a silica gel pack to protect the IC against moisture After opening dependent...

Page 8: ...hiZb 8dccZXi i Z 68 B6 CH CdiZh dg dei bVa hdjcY eZg dgbVcXZ jhZ i Z hjeea ZY heZV Zgh 9d cdi XdccZXi bdgZ i Vc dcZ heZV Zg id Vcn dcZ eV g d heZV Zg iZgb cVah 9d cdi XdccZXi heZV Zgh l i Vc beZYVcXZ adlZg i Vc i Z heZV Zgh hjeea ZY EaZVhZ gZ Zg id i Z HE 8 86I DCH hZXi dc d i h bVcjVa 7aVX 7aVX 7aVX 7aVX L iZ GZY gZZc 7ajZ gZn 7aVX heZV Zgh gdci AZ i A gdci G ci G 8ZciZg HjggdjcY GZVg AZ i A Hjgg...

Page 9: ...Xi i Z G bdYjaVidg id ndjg IK h G _VX 9ZVXi kViZ Egd gZhh kZ HXVc i gdj HNHI B B CJ GZ Zg id Jh c i Z HZije BZcj Jh c Egd gZhh kZ HXVc id begdkZ bV Z fjVa in 8dccZXi dch HiZe 8dccZXi c B 6B VciZccVh 8dccZXi i Z hjeea ZY 6B adde VciZccV id i Z BL 6B _VX EaVXZ i Z 6B adde VciZccV dc V h Za dg ViiVX i id V hiVcY dg lVaa 8dccZXi i Z hjeea ZY B VciZccV id i Z B _VX miZcY i Z B VciZccV VcY m ih ZcY id i...

Page 10: ...dg YjW egdiZXiZY Y hXh jh c V K8G 8dccZXi i Z hnhiZb h K 9 D _VX id i Z K 9 D C _VX dc i Z K8G 8dccZXi i Z hnhiZb h A C DJI G A _VX h id i Z 6J9 D C _VX h dc i Z K8G I h l aa Vaadl ndj id bV Z VcVad hiZgZd ild X VccZa g i VcY aZ i gZXdgY c Id k Zl 9K9 eaVnWVX l aZ gZXdgY c Ndj bjhi XdccZXi i Z hnhiZb id ndjg IK hnhiZb jh c i Z H K 9 D Vh h dlc VWdkZ dg i Z 8dbedcZci Eg EW N k YZd XdccZXi dc HiZe 8...

Page 11: ...dajbZ G H CHDG ed ci i Z gZbdiZ Xdcigda idlVgYh i h hZchdg 9 H8 IG6NH DE C 8ADH id deZc dg XadhZ i Z Y hX igVn 9 H8 9 H8 9 H8 id hZaZXi V Y hX igVn dg eaVnWVX 3 id X Vc Z Y hX h G 8DG9 id hiVg i gZXdgY c dc iVeZ YZX 6JID G EA6N c iVeZ bdYZ id hZaZXi Xdci cjdjh eaVnWVX c Z i Zg G EA6N dg EA6N bdYZ dcan 2 11 1 1 jcXi dcVa DkZgk Zl 4 5 6 3 4 id hZaZXi bdkZbZci Y gZXi dc c Y hX XdciZcih bZcj hnhiZb bZ...

Page 12: ...aY VcY cZl dg Y ZgZci ineZh d WViiZg Zh c XdbW cVi dc 7ViiZg Zh XdciV c X Zb XVa hjWhiVcXZh hd i Zn h djaY WZ Y hedhZY d egdeZgan HiZe HZii c i Z XadX I Z XadX XVc WZ hZi c Z i Zg djg dg djg bdYZ PM 00 00 dg 00 00 dg ZmVbeaZ 1 I Z XadX XVc WZ hZi c Vcn hdjgXZ bdYZ ndj VkZ cdi hZi i Z XadX l aa WZ h dlc dc i Z Y heaVn 2 EgZhh VcY daY 8AD8 I B G jci a SELECT CLOCK OR TIMER h Y heaVnZY EgZhh O dg P i...

Page 13: ...i gdj i Z jcXi dch VcY hZaZXi ndjg egZ ZggZY dei dc BdkZ id VcY egZhh 6 BdkZ id IK HnhiZb VcY egZhh 6 6JID HZaZXi i h i Z XdccZXiZY IK hZi h XdbeVi WaZ l i Wdi CIH8 VcY E6A bjai hnhiZb I Z djieji dgbVi l aa WZ Xdch hiZci l i i Z k YZd h cVa d i Z Y hX CIH8 HZaZXi i h i Z XdccZXiZY IK hZi h CIH8 hnhiZb i l aa X Vc Z i Z k YZd h cVa d V E6A k YZd Y hX VcY djieji id CIH8 hnhiZb E6A HZaZXi i h i Z Xdc...

Page 14: ...nged to 25 When the counter reach 25 you will not be able to further change the code until you reset the timer by the Region Code timer reset procedure 3 Region code change timer reset Press below key to reset the timer a In DISC source stop mode and no disc in tray b Press R C Play 159 PLAY to reset timer to 25 4 Tuner area change a Press the OPEN CLOSE button to open the set s door b Press 1 5 9...

Page 15: ...2 2 2 2 ...

Page 16: ...2 3 2 3 ...

Page 17: ...ws E to free the Main board from the back panel assembly as shown in Figure 8 2 Loosen 1 screw F at the side of the set as shown in Figure 9 3 Release 2 screws G on the heat sink as shown in Figure 10 2 Push the gear slowly towards the front as shown in figure 3 until the CDC tray starts to move out of the Front Cabinet The CDC tray is now disengaged and can be pulled out completely Figure 1 A Fig...

Page 18: ...ssette Module 1 Loosen 19 screws H to remove the control board figure 11 Dismantling of the Power Board 1 Loosen 4 screws J to remove the Power Board figure 13 2 Loosen 4 screws I to remove the Cassette Module figure 12 Figure 12 I Figure 13 J H ...

Page 19: ...rvice position B Service position C Note After re assembly it is very important to ensure the wiresareproperlyinsertedintotheirrespectivesockets and routed not to touch or obstruct any moving parts Service positions 3 3 3 3 ...

Page 20: ...4 1 4 1 BLOCK DIAGRAM Tuner system Control system ...

Page 21: ...4 2 4 2 WIRING DIAGRAM CN903 RB203 TAPE DECK FOR FWD798 MODEL ONLY SUBWOOFER DVD LOADER POWER PCB CONTROL PCB TUNER PCB MAIN PCB ...

Page 22: ...P NP 1G 2G 3G 4G 5G 6G 7G 8G 9G 10G 11G 12G NX NX P16 P15 P14 P13 P12 P11 P10 P9 P8 P7 P6 P5 P4 P3 P2 P1 PIN NO CONNECTION PIN NO CONNECTION 1G 2G 3G 4G 5G 6G 7G 8G 9G 10G 11G 12G P1 P2 P3 P4 P5 P6 P7 P8 S1 T d d d d d d d d n n n n n n n n r r r r r r r r e e e e e e e e c c c c c c c c g g g g g g g g m m m m m m m m f f f f f f f f b b b b b b b b k k k k k k k k j p j p j p j p j p j p j p j p...

Page 23: ...SPLAY PREV STOP R2552 10K D2505 1N4148 C2516 100P C2517 100P FB 2505 600 FB2503 600 FB2502 600 FB2501 600 XL 2502 32 768KHz X1 1 X2 2 IRQ 3 VSS 4 SDA 5 SCL 6 VBACK 7 VC C 8 IC2503 X1226 D2503 1N4148 AC 1 C2530 1U 50V T0CKI 1 VDD 2 NC 3 VSS 4 NC 5 PA 0 6 PA 1 7 PA 2 8 PA 3 9 PB0 10 PB1 11 PB2 12 PB3 13 PB4 14 PB5 15 PB6 16 PB7 17 PC0 18 PC1 19 PC2 20 PC3 21 PC4 22 PC5 23 PC6 24 PC7 25 OSCO 26 OSCI ...

Page 24: ...W MOTOR PCB 1 2 1 2 A B A B C851 A1 C852 A1 CN803A A1 CN804A A2 CN806A A2 CN807A A2 CN808A A2 CN810A A1 J801 A1 J802 A1 J803 A1 J804 A1 J805 A1 J806 A1 M1 B1 M2 B1 RB257 B2 RB803 B1 RB804 B1 SW801 A1 SW802 A2 SW803 B2 SW804 B2 ...

Page 25: ...2551 B2 JP2552 A2 JP2553 A2 JP2554 A2 JP2555 A2 JP2556 A2 JP2557 A2 JP2558 A2 JP2559 A2 JP2560 A1 JP2561 A2 JP2562 A2 JP2563 A2 JP2564 A2 JP2565 A2 JP2566 A2 JP2567 A2 JP2568 A2 JP2569 B2 JP2570 A2 JP2571 A2 JP2572 A2 JP2577 A2 JP2578 A1 JP2579 A1 JP2580 A1 JP2581 A1 JP2585 A1 JP2586 A1 JP2587 A1 JP2588 A1 JP2589 A1 JP2590 A2 JP2591 A2 JP2592 A2 JP2593 A2 JP2594 A2 JP2595 B2 JP2596 B2 JP2597 B2 JP...

Page 26: ...B2 D2509 B2 D2510 B2 D2511 B2 FB2501 A3 FB2502 A3 FB2503 A3 FB2505 A3 IC2501 A3 Q2501 A2 Q2502 A2 Q2503 A2 Q2504 A2 Q2505 A2 Q2506 A2 Q2509 B2 R2501 A2 R2502 A2 R2505 B3 R2506 A3 R2507 A2 R2508 A2 R2509 A2 R2510 A2 R2511 A2 R2512 A2 R2513 A2 R2514 A2 R2515 A2 R2516 A2 R2517 A2 R2518 A2 R2519 A2 R2520 B2 R2521 A1 R2522 A1 R2523 A2 R2524 A2 R2525 A1 R2526 A2 R2527 A2 R2529 B3 R2530 B3 R2531 B3 R2536...

Page 27: ...A 12V TA2508 9940 000 00872 TACT SW 50MA 12V TA2509 9940 000 00872 TACT SW 50MA 12V TA2510 9940 000 00872 TACT SW 50MA 12V TA2511 9940 000 00872 TACT SW 50MA 12V TA2512 9940 000 00872 TACT SW 50MA 12V TA2513 9940 000 00872 TACT SW 50MA 12V TA2514 9940 000 00872 TACT SW 50MA 12V TA2515 9940 000 00872 TACT SW 50MA 12V TA2516 9940 000 00872 TACT SW 50MA 12V TA2517 9940 000 00872 TACT SW 50MA 12V TA25...

Page 28: ... IC DIAGRAM V5888S HSOP 28 27 26 25 21 22 23 24 20 19 18 15 16 17 MUTE Thermal Shut dowm 10k 10k 10k 10k 25k 25k 25k 15k Vcc1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 VINFC TRB 1 RSGO2 VINSL REGO1 FWD REV VCC1 VOTR VOTR VOSL VOSL VOFC VOFC MUTE BLAS VINTK TRB 2 NC VINLD GND VCTL NC VCC2 VOLD VOLD VOTK VOTK RGND VCC1 Prc DRV TRAY DRIVER Sled Driver 4X Actuator Driver 6X Spindle Driver 4X Driver 6X Actuator...

Page 29: ...5 0 00 4 75 0 12 1 32 1 80 3 90 4 07 1 32 Pin NO 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 Voltage 0 00 0 13 1 07 1 40 0 00 3 70 1 25 0 89 4 30 0 00 4 41 3 70 1 35 1 79 3 37 3 37 1 39 Pin NO 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 Voltage 0 05 0 13 1 04 1 38 0 13 3 68 1 20 0 92 0 13 0 00 4 40 3 51 1 35 1 72 3 51 3 51 1 34 Pin NO 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 Voltage 4 43 0 06 1 48 0 ...

Page 30: ...I N 5 VR VR EF EF 6 OU OUT2 T2 7 GN GND 8 BA BA 6287F 6287FE2 E2 OU OUT1 T1 1 VM VM 2 VC VC C 3 FI FI N 4 RI RI N 5 VR VR EF EF 6 OU OUT2 T2 7 GN GND 8 BA BA 6287F 6287FE2 E2 1 2 3 4 5 6 7 8 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 TU TU NE NE C CLK LK TU TU NE NE D DA A IN IN TU TU _R _ROU OUT TU TU _L _LOU OUT TU TU S ST T LE LE D 100U 100U 16V 16V 104 104 12V 12V VF VF D_ D_DA DATA TA P_ P_M...

Page 31: ...C7 C5320 C7 C5321 C7 C5322 C7 C5325 C7 C5327 C7 C5330 C7 C5332 C7 C5333 C7 C5334 C7 C5335 C7 C5336 C8 C5338 C8 C5340 B7 C5341 C7 C5342 C7 C5343 C7 C5344 C5 C701 B2 C702 B2 C703 B2 C704 B2 C705 B1 C706 B1 C707 B2 C708 B2 C709 A1 C710 A2 C711 A2 C712 B3 C713 B2 C714 B3 C715 B3 C716 B2 C717 B2 C718 B3 C719 B2 C720 B3 C721 B3 C722 B3 C723 B3 C724 B3 C725 B3 C726 B3 C727 B3 C728 B3 C729 B3 C730 B4 C731...

Page 32: ... C2 R473 C2 R474 C2 R475 C2 R476 C3 R477 C3 R478 C3 R479 C3 R480 C3 R483 C3 R484 C3 R485 C3 R486 C3 R487 C3 R489 C5 R490 C2 R491 C1 R492 C1 R493 C1 R494 C1 R5001 B8 R5004 B8 R5005 B8 R5006 B8 R501 B6 R5016 B8 R5017 B7 R502 B6 R503 B6 R504 B6 R505 B7 R506 B7 R507 B7 R508 B7 R509 A7 R510 B7 R511 B7 R512 B7 R513 B7 R514 B7 R515 B7 R516 B8 R517 B8 R518 B8 R520 B8 R5201 D6 R5202 D6 R5203 D6 R5204 C6 R5...

Page 33: ...6 6 6 6 CIRCUIT DIAGRAM MAIN AMPLIFIER BOTTOM LEFT ...

Page 34: ...6 7 6 7 CIRCUIT DIAGRAM MAIN AMPLIFIER BOTTOM RIGHT ...

Page 35: ...2 IC701 C3 IC702 C3 IC703 C3 IC704 C3 IC705 C3 IC801 A2 IC804 A2 IC805 A2 JK201 A1 JK202 A1 JK203 A1 JK301 A1 JK401 B1 JK501 B1 JP201 B2 JP251 A3 JP5003 B1 JP5005 C1 JP5006 B1 JP5011 C1 JP5012 C1 L206 B2 L207 B2 L208 B2 L209 B2 L210 B2 L211 B2 L213 B3 L214 B3 L215 B3 L250 A2 L251 A2 L252 A2 L253 A2 L254 A2 L301 A2 L302 A2 L5105 B1 L5201 C1 L5202 C1 L5203 C1 L5204 C1 L5301 C2 L5302 B2 L5303 B2 L530...

Page 36: ...6 A2 C813 A2 C815 A2 C816 A2 C819 A2 D301 A1 D302 A1 D406 B2 D407 B2 D408 B2 D411 B2 D5009 C2 D5010 C2 D5011 B1 D701 C2 D702 C2 D703 C3 D704 C2 D705 C2 D706 C3 D707 C3 D709 C2 D710 C3 D713 C3 FB204 A3 FB207 B2 FB211 A3 FB212 A3 FB213 A3 FB214 A3 FB233 B3 FB234 B3 FB235 B3 FB804 A2 IC207 B2 IC208 A2 L202 B2 L203 A3 L205 A3 L212 A2 L255 B3 L256 B3 L501 C3 L502 C3 L503 B3 L701 C2 Q201 A2 Q204 A3 Q205...

Page 37: ...CA JACK 3P R B G Q710 9965 000 26939 XISTR PNP 2SA952 JK301 9940 000 00859 RCA JACK 4P W W R R AUDIO IN Q711 9940 000 00915 XISTR NPN 2SC1623 JK401 9940 000 00861 RCA DIN JACK 1RCA 8P DIN BLKQ713 9940 000 00915 XISTR NPN 2SC1623 JK501 9940 000 00862 SPK JACK 4P RED WHT BLK BLK Q714 9940 000 00915 XISTR NPN 2SC1623 L5105 9940 000 05331 TOROID COIL 10UH I 5A 300R 4P Q716 9965 000 26939 XISTR PNP 2SA...

Page 38: ...he original frame antenna has to be used x a m symmetric fo x a m symmetric fo 0 2 2 R 100nF 24 IC001 450kHz Connect pin 6 of IC001 AM Osc with short wire to ground pin 4 AM AFC MW f 15kHz VRF 3mV Use Service Testprogram By selecting the TUNER TEST test frequencies will be stored as preset frequencies automatically MW 531 1602kHz 9kHz grid FM RF 7 2V 1V 108MHz 87 5MHz MAX mod 1kHz f 22 5kHz 106MHz...

Page 39: ...038 E1 C039 E2 C040 D2 C041 D1 C042 D1 C043 D1 C044 D2 C047 B1 C048 B1 C050 B1 C052 C2 CN001 E2 CN002 A1 D001 A1 D002 A1 D003 E1 D004 C2 D005 A2 IC001 C1 IF001 D1 IF002 C1 IF003 C2 L02 A1 L001 B1 Q001 D2 Q002 E1 Q003 B1 R001 B1 R002 B1 R004 B1 R005 B1 R006 B1 R007 C1 R010 A2 R011 B2 R015 B1 R016 D2 R017 C2 R018 D2 R019 D2 R020 E2 R021 E2 R023 D1 R024 B1 R025 C2 R026 C2 R027 D1 R028 E1 R029 E1 R030...

Page 40: ... B2 VD003 B1 IF002 B2 VD004 C1 IF003 C1 VR001 D1 JMP2 A2 XL1 C2 JMP3 C1 C002 A1 C050 A2 C004 A2 C052 C2 C008 B1 IC001 B1 C010 A2 Q003 A1 C011 D2 R001 B2 C012 C2 R002 B2 C013 C2 R004 A1 C014 C2 R005 B2 C015 C2 R006 A2 C016 C2 R007 B1 C020 C1 R010 C2 C021 D2 R011 C2 C022 D2 R015 C2 C023 D2 R016 D1 C026 D2 R017 D2 C029 C1 R019 C2 C03 A1 R020 D2 C031 C2 R021 D2 C032 B1 R023 C1 C033 C1 R024 B2 C034 C2 ...

Page 41: ...3 38 3 0 04 Q901 Q909 Q916 Pin NO 1 2 3 Pin NO 1 2 3 Pin NO 1 2 3 Voltage 0 278 0 Voltage 5 5 18 11 94 Voltage 0 0 0 6 Q902 Q910 Q917 Pin NO 1 2 3 Pin NO 1 2 3 Pin NO 1 2 3 Voltage 248 296 243 Voltage 0 27 5 0 5 Voltage 0 251 0 Q903 Q911 Q918 Pin NO 1 2 3 Pin NO 1 2 3 Pin NO 1 2 3 Voltage 0 8 0 0 8 Voltage 13 02 0 65 13 03 Voltage 0 0 0 6 Q904 Q912 Q919 Pin NO 1 2 3 Pin NO 1 2 3 Pin NO 1 2 3 Volta...

Page 42: ... P 3 8 6 M R917 R30 120 R916 R30 120 6 2 9 R 3 3 4 0 R 5 2 9 R 3 3 4 0 R E C B 6 1 9 Q 5 4 9 C S 2 9 7 9 R K 0 1 R981 6K2 2 8 9 R K 0 1 E C B 4 1 9 Q 5 4 9 C S 2 R975 R06 10K 1 2 3 4 5 6 7 8 6 0 9 N C 5 2 P 8 N C D S G Q917 2N60C 1 0 9 D 8 4 1 4 N 1 1 2 4 3 6 0 9 C I C 7 1 8 L E E C B Q915 2SC945 8 7 9 R 7 K 4 5 8 9 R K 0 1 6 0 R C C V C C V V 2 5 V 2 5 K 1 0 7 9 R A A A A R965 1K5M 8 4 9 R K 0 1 ...

Page 43: ... J908 B2 J909 B2 J910 B2 J911 B2 J912 B3 J913 B3 J915 B3 J916 B3 J917 B3 J918 B3 J919 B2 J920 B3 J921 B3 J922 B3 J923 B2 J924 B2 J925 B2 J926 B2 J930 B2 L901 B1 L902 A1 L903 B3 L904 B3 L905 A3 L906 B3 L907 A3 NTC901B1 P901 A1 P902 B1 Q901 A2 Q902 B2 Q903 A2 Q904 B2 Q905 B3 Q906 B3 Q908 B3 Q909 B3 Q910 B3 Q911 B3 Q912 B3 Q913 B3 Q914 B3 Q915 B2 Q916 B3 Q917 B2 Q918 B2 Q919 B2 Q920 B2 R901 B1 R902 B...

Page 44: ...5 B2 J916 C1 J917 C2 J918 C2 J919 C2 J920 C2 J921 C2 J922 C2 J923 C2 J924 B2 J925 C2 J926 C2 J927 C2 J928 C2 L901 A2 L902 A1 L903 B2 L904 C2 L905 C1 L906 C2 L907 C1 L908 C2 NTC901 A2 Q901 B1 Q902 B2 Q903 B1 Q904 B2 Q905 C2 Q906 C2 Q908 C2 Q909 C2 Q910 C2 Q911 C2 Q912 C2 Q913 C2 Q914 C2 Q915 B2 Q916 C2 Q917 B2 Q918 B2 Q919 C2 Q920 C2 Q921 B2 Q922 B2 R902 A2 R903 A2 R905 B2 R906 B2 R907 A2 R908 A1 R...

Page 45: ...R 1 4W 5 C934 9965 000 20264 COND DISC 470PF 1KV 10 T901 9965 000 38408 TRANS EC 3942 8 8PIN C935 9965 000 20264 COND DISC 470PF 1KV 10 T902 9940 000 01057 SW MODEL TRANSFORMER C940 9965 000 20261 COND DISC 0 001UF 1KV 20 T903 9940 000 05342 TRANS FERRITE CORE ER 25 C945 9965 000 20264 COND DISC 470PF 1KV 10 TVR901 9965 000 32754 THERMIST 50A 561V C947 9965 000 20264 COND DISC 470PF 1KV 10 TVR902 ...

Page 46: ...39 47 57 51 49 48 46 25 33 23 26 1 22 23 16 24 30 28 27 17 18 19 20 21 13 15 13 12 11 14 9 7 8 10 3 5 1 2 4 6 26 3 26 2 32 1 26 2 32 2 40 For FWD798 37 only SET MECHANICAL EXPLODED VIEW 9 1 9 1 ...

Page 47: ...01518 CD CONTROL KEY 9965 000 38632 SUBWOOFER 120W 4R 37 98 17 9940 000 01521 CD DISC KEY 9965 000 38661 LEFT MAIN SPK BOX 37 18 9965 000 38419 STANDBY KEY 9965 000 38662 RIGHT MAIN SPK BOX 37 19 9940 000 01532 STANDBY LENS 9940 000 00993 SW PCB ASS Y 20 9965 000 38421 SOURCE KEY 9965 000 38664 MAIN PCB ASS Y 37 21 9940 000 01523 AUTO KEYS 9965 000 38665 POWER PCB ASS Y 37 22 9965 000 38428 MODE K...

Page 48: ...asurement Setup 10 3 Service Aids Safety Instruction etc 10 4 Disassembly Instructions Service positions 10 5 to 6 Set Block Wiring Diagram 10 7 to 8 Main Board 10 9 to 12 Power LED Board 10 13 to 16 Mechanical Exploded View Parts List 10 17 to 18 SUBWOOFER 10 1 ...

Page 49: ...10 2 LOCATION OF PC BOARDS SPECIFICATIONS SUBWOOFER Impedance 4 W Speaker driver 120W Frequency response 30 200 HZ Dimensions w x h x d 200 x 320 x 380 mm Weight 6 2kg POWER PCB LED PCB MAIN PCB ...

Page 50: ...10 3 MEASUREMENT SETUP AUDIO Generator IN JK401 OUT JK501 DUT LOAD 3OHM LEVEL DISTORTION METER SCOPE ...

Page 51: ... Houd componenten en hulpmiddelen ook op ditzelfde potentiaal I AVVERTIMENTO Tutti IC e parecchi semi conduttori sono sensibili alle scariche statiche ESD La loro longevità potrebbe essere fortemente ridatta in caso di non osservazione della più grande cauzione alla loro manipolazione Durante le riparazioni occorre quindi essere collegato allo stesso potenziale che quello della massa dell apparecc...

Page 52: ...lace the Subwoofer Box as shown in the Picture 3 Bottom view and use a screw driver to force open the front assembly Dismantling the Rear assembly 1 Loosen 8 screws B as shown in the Picture 4 Rear View to pull out the Printed Circuit Board assembly Caution Do not break the bundle of wires to the front Take care the surface when take out the front panel of subwoofer Caution Do not break the bundle...

Page 53: ...10 6 SERVICE POSITION ...

Page 54: ...PW PWM M AUDI AUDI O O PROCESSO PROCESSO R AC AC 230V 120V 230V 120V BRIDGE BRIDGE RE RE GULATOR GULATOR TR TR ANSFORMER ANSFORMER IC IC BA BA 4558D 4558D IC IC KA KA 7500C 7500C TR TR ANSFORMER ANSFORMER 35V 35V MOSFE MOSFE T MOSFE MOSFE T 12V 12V JK501 JK501 SL SPK SL SPK SR SPK SR SPK C SPK C SPK SUB SPK SUB SPK 35V 35V POWER POWER SUPPL SUPPL Y 12V 12V 12V 12V 12V 12V CN501 CN501 SL SL C SR SR...

Page 55: ...10 8 10 8 WIRING DIRGRAM ...

Page 56: ...MAIN BOARD TABLE OF CONTENTS INTERNAL IC DIAGRAM 10 9 Circuit Diagram 10 10 PCB Layout Top View 10 11 PCB Layout Buttom View 10 12 Electrical Parts List 10 13 10 9 10 9 TAS5026APAG INTERNAL IC DIAGRAM ...

Page 57: ...D VDD 2D 2D 12V 12V 12V 12V 10 104 10 104 104 104 104 104 12V 12V 104 104 100 100V 104 104 50V 50V 104 104 50 50V 1000U 1000U 50V 50V PVDD VDD 2A 2A PVDD VDD 2A 2A 10 10 10 10 333 333 10U 10UH H 10A 10A 47U 47U 5 50V 0V 10 103 3 3 3 10 10UH UH 10A 10A 10 103 3 3 3 10 103 3 3 3 104 04 100V 100V 47U 47U 50V 50V 333 333 104 104 100V 100V 104 104 50 50V 104 104 50 50V PVDD VDD 2D 2D 333 333 10U 10UH H...

Page 58: ...1 A2 FB441 A2 FB5009 B1 FB5010 B2 FB5101 A1 FB5102 A1 FB5201 B1 FB5202 B1 IC4001 B2 IC4004 B2 IC4101 B2 IC411 A2 IC4301 B2 IC431 A2 IC5001 B1 IC5101 A2 IC5201 B2 JK401 A2 JK501 A1 L5101 B1 L5102 A1 L5103 B1 L5104 A1 L5105 A1 L5106 A1 L5201 B1 L5202 B1 L5203 B1 L5204 B1 L5205 A1 L5206 A1 Q5001 B2 Q5002 B2 Q5003 B2 Q5006 B2 Q5009 B2 R4001 B2 R4002 B2 R4003 B2 R4004 B2 R4005 B2 R4006 B2 R4010 B2 R401...

Page 59: ...24 B1 C5125 A2 C5127 A2 C5132 A1 C5133 A1 C5135 A2 C5136 A1 C5137 A1 C5138 B1 C5139 B1 C5201 B2 C5204 B2 C5205 B2 C5206 B2 C5208 B2 C5210 B1 C5211 B1 C5216 B2 C5217 B2 C5220 B1 C5221 B1 C5223 B1 C5224 B1 C5225 B2 C5227 B2 C5232 B1 C5233 B1 C5235 B2 C5236 B1 C5237 B1 C5238 B1 C5239 B1 D5008 A2 D5009 A2 D5010 A2 D5011 A2 FB5007 B1 IC5002 B1 R4008 B2 R4013 B2 R420 B2 R4311 B2 R449 A2 R450 A2 R5018 A1...

Page 60: ... 0 01UF 1KV 20 IC952 9940 000 00951 IC 16PIN KA7500C C910 9965 000 18042 COND DISC 0 01UF 1KV 20 L901 9940 000 02066 LINE FILTER 4P 42 0MH 30 C913 9965 000 20261 COND DISC 0 001UF 1KV 20 L951 9965 000 27102 TOROID COIL S1 1TS C914 9965 000 20261 COND DISC 0 001UF 1KV 20 NTC901 9940 000 00957 NTC 5R 5A C922 9965 000 27115 CAP SAFTY Y1 102PF 250V 20 Q901 9940 000 05349 MOSFET FQP12N60C N CH C923 996...

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