Panasonic SB-WA530EB, Service Manual

Page 1: ...out lead free solder PbF 5 2005 Matsushita Electric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law SB WA530EB Colour S Silver Type Power supply AC 230 240V 50Hz Note Specifications are subject to change without notice Mass and dimensions are approximate n System SC HT530 EB Music Center SA HT530 EB Satellite Speakers SB HT530 EB Active Subwoofer S...

Page 2: ...m 17 11 1 Power Circuit 17 11 2 Transformer Circuit and AC Inlet Circuit 19 12 Printed Circuit Board 20 12 1 Power P C B 20 12 2 AC Inlet P C B and Transformer P C B 22 13 Wiring Connection Diagram 23 14 Illustration of ICs Transistors and Diodes 24 15 Parts Location and Replacement Parts List 25 15 1 Cabinet 26 15 2 Electrical Parts List 29 15 3 Packing Materials Accessories Parts List 31 15 4 Pa...

Page 3: ...not have a return path to the chassis the reading must be Fig 1 1 1 2 LEAKAGE CURRENT HOT CHECK See Figure 1 1 Plug the AC cord directly into the AC outlet Do not use an isolation transformer for this check 2 Connect a 1 5kΩ 10 watts resistor in parallel with a 0 15µF capacitors between each exposed metallic part on the set and a good earth ground such as a water pipe as shown in Figure 1 3 Use an...

Page 4: ...2 Caution for AC Mains Lead 4 SB WA530EB ...

Page 5: ...und DO NOT SHORT CIRCUIT DIRECTLY with a screwdriver blade for instance as this may destroy solid state devices After repairs are completed restore power gradually using a variac to avoid overcurrent Current consumption at AC 230 240V 50Hz in NO SIGNAL mode should be 410 mA 5 Protection Circuitry The protection circuitry may have operated if either of the following conditions are noticed No sound ...

Page 6: ... be 4Ω Be sure to connect the cable from the right speaker to the right terminal and the cable from the left speaker to the left terminal 1 Strip off the outer covering and twist the center conductor Make sure the bare ends of the wires are not unravelled If they are twist them tight again 2 Insert the wire to the rear panel of the unit and close the lever 6 SB WA530EB ...

Page 7: ... replacement reverse the respective procedures Special reassembly procedures are described only when required 3 Select items from the following index when checks or replacement are required 7 1 Disassembly flow chart The following chart is the procedure for disassembling the casing and inside parts for internal inspection when carrying out the servicing To assemble the unit reverse the steps shown...

Page 8: ... wood chip in between the Front Panel Unit and the steel ruler as arrow shown Step 3 Use the screwdriver to slightly lift up the Front Panel Unit as arrow shown Note Be careful with the bosses which are glued to the Subwoofer Cabinet Assembly Step 4 Remove the Front Panel Unit from the Subwoofer Cabinet Assembly 7 2 Disassembly of the Speaker Unit and Checking of the P C B 8 SB WA530EB ...

Page 9: ...Front Panel Unit firmly back to the cabinet 7 2 2 Disassembly of the Woofer Speaker 1 Follow Step 1 to Step 4 described in section 7 2 1 Step 1 Remove 4 screws from the Woofer 1 Step 2 Remove the Woofer 1 by detaching the and wires 7 2 3 Disassembly of the Woofer Speaker 2 Follow Step 1 to Step 4 described in section 7 2 1 9 SB WA530EB ...

Page 10: ...2 Step 2 Remove the Woofer 2 by detaching the and wires 7 2 4 Disassembly of the Power Amp Unit Step 1 Lay the speaker unit as shown Remove 6 screws from the bottom of the woofer unit Step 2 Remove 3 screws from the rear panel 10 SB WA530EB ...

Page 11: ...ll out the entire Power Amp Unit 7 2 5 Disassembly of the Rear Panel and Fan Unit Follow Step 1 to Step 5 described in section 7 2 4 Step 1 2 Remove 7 screws from the rear panel Step 3 Disconnect the connector CN507 to detach the rear panel Step 4 Remove 4 screws from the rear panel 11 SB WA530EB ...

Page 12: ...escribed in section 7 2 4 Follow Step 1 to Step 3 described in section 7 2 5 Step 1 Remove the P C B support by pushing the claws as arrow shown Step 2 Disconnect the connector CN502 Step 3 Lift up the AC Inlet P C B as arrow shown Step 4 5 Remove 6 screws Step 6 Remove 4 screws Step 7 Connect back the connector CP502 between Power and AC Inlet P C B for checking 12 SB WA530EB ...

Page 13: ...d in section 7 2 4 Follow Step 1 to Step 3 described in section 7 2 5 Step 1 Desolder the Power IC and Transistor terminal Step 2 Remove 2 screws and Power IC501 Step 3 Remove the screw and Transistor holder Step 4 Detach the Power IC and Transistor from Heat sink 13 SB WA530EB ...

Page 14: ...18 8Vp p 10msec div CP501 PIN 21 CD PLAY 5 32Vp p 10msec div CN501 PIN 22 CD PLAY 7 0Vp p 10msec div CN503 PIN 1 CD PLAY 68 0Vp p 10msec div CN503 PIN 7 CD PLAY 68 0Vp p 10msec div CN503 PIN 9 CD PLAY 19 6Vp p 10msec div CN503 PIN 10 CD PLAY 19 2Vp p 10msec div CN503 PIN 11 CD PLAY 7 12Vp p 10msec div CN503 PIN 12 CD PLAY 7 04Vp p 10msec div CN501 PIN 8 CD PLAY 1 08Vp p 10msec div 14 SB WA530EB ...

Page 15: ...17 VOLTAGE REGULATOR F1 Z501 Q501 Q502 SWITCH DC_DET Q520 INTERFACE SWITCH Q511 HP_CNT Q515 Q519 DCDET SWITCH VOLTAGE REGULATOR D511 D512 D516 D518 T501 T502 D508 AC2 AC1 TO MAIN BLOCK JK2000 OF SA HT530EB S FL1 FL2 B Q512 VOLTAGE REGULATOR E500 D513 D515 D517 D527 D530 POWER HIC SIGNAL LINES IC501 RSN311W64D P JK500 AC INLET RLY501 POWER TRANSFORMER SUB TRANSFORMER JK502 CENTRE SPEAKER SUBWOOFER ...

Page 16: ...by mark have special characteristics important for safety Furthermore special parts which have purposes of fire retardant resistors high quality sound capacitors low noise resistors etc are used When replacing any of components be sure to use only manufacturer s specified parts shown in the parts list Caution IC LSI and VLSI are sensitive to static electricity Secondary trouble can be prevented by...

Page 17: ...501 RSN311W64D P POWER HIC C551 0 01 R525 150K D558 D559 B0AACK000004 D555 B0AACK000004 D562 B0AACK000004 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 2 4 6 8 9 7 5 3 1 1 2 B SIGNAL LINE MAIN SIGNAL LINE B SIGNAL LINE TO FAN TO MAIN CIRCUIT JK2000 OF SA HT530EB S R583 100 R584 47K D559 D558 R582 220K C576 50V 10P C577 16V 10 R603 10K C647 6 3V 470 D560 B0AACK000004 R606 22 D557 B0EAKM000117 C57...

Page 18: ... 1000P R561 3 9K D509 SRLch FRch FLch PCONT GND SYNC SYS6V SUB B R571 1 8K D517 B0HARM000017 D512 B0HARM000017 D511 B0HARM000017 D518 B0HARM000017 D516 B0EAKM000122 D514 B0HARM000017 D513 B0HARM000017 C553 0 1 C554 0 1 D515 B0EAKM000122 D515 R621 10 R622 10 R623 10 R624 10 R625 10 L501 0 7µH L502 0 7µH L503 0 7µH L504 0 7µH L505 0 7µH C569 0 047 FP1 5A 2 4 6 7 5 3 1 TO AC INLET CIRCUIT CN502 ON SC...

Page 19: ... DC DET SWITCH D528 D527 RLY501 K6B1AEA00003 Z501 ERZV10V511CS JK500 L500 ELF15N035AN W1 W2 R401 220K R590 1K Q515 Q519 T501 G4C7AGK00005 D527 D530 B0EAKM000122 D529 D525 B0BA6R600008 D530 T502 G4C2AAJ00005 GND 12 11 10 2 4 6 8 9 7 5 3 1 2 4 6 7 5 3 1 SCHEMATIC DIAGRAM 3 TO POWER CIRCUIT CN503 ON SCHEMATIC DIAGRAM 2 TRANSFORMER CIRCUIT B SIGNAL LINE B SIGNAL LINE TO POWER CIRCUIT CP502 ON SCHEMATI...

Page 20: ...532 C531 C530 C519 C520 C518 C521 C569 R6 R538 R530 R531 R533 R534 R537 Q5 D502 CN506 CN507 CN501 IC501 C576 JK501 JK502 J626 J501 D501 C513 R621 R623 CP502 R577 D516 J581 J627 J502 E500 C533 C550 J573 J539 J572 J571 J534 J521 J568 C577 R522 R521 J592 C523 J512 L503 L504 L502 L505 L501 C526 C527 C524 C525 C528 SURROUND LEFT SPEAKER FRONT RIGHT SPEAKER SURROUND RIGHT SPEAKER TO MAIN UNIT CENTRE SPE...

Page 21: ...C505 C545 D561 D566 D565 D518 J588 J506 J579 J565 J576 J511 J532 J564 J510 J598 7 J541 J559 J516 J585 J558 J583 J584 J586 J587 J544 J530 J520 J549 J552 J542 J566 J535 R565 R582 R583 R581 R584 R603 R402 R558 D562 D557 D560 D556 D555 D509 C553 C554 Q555 Q557 C574 C579 C575 Q554 Q553 C578 Q511 Q512 C573 FP1 5A R563 R606 R561 R610 R609 R569 Q556 D510 D502 C546 D511 C516 C515 C647 IC501 C576 D501 E501 ...

Page 22: ... R401 J6006 J6005 D500 R579 J6009 R580 C559 D528 R590 Q519 Q515 Q516 D527 R589 R578 C555 C557 Q517 D525 R587 C556 T502 BACK UP TRANSFORMER C558 R588 J6001 J6002 J6003 J6004 D530 D529 FC501 FC502 W2 BLU W1 BRW J6014 T501 POWER TRANSFORMER W1 BRW W2 BLU J6011 H500 W500 F1 T2AL 250V 230V 240V 50Hz AC IN SECONDARY PRIMARY 4 3 2 1 7 6 5 4 3 2 1 3 1 2 5 4 1 2 3 4 5 6 7 8 9 10 11 12 E E E C B C B C B C B...

Page 23: ...BLU 230V 240V 50Hz AC IN 7 1 JK500 W2 W1 CN502 W1 W2 TO MAIN UNIT CENTER SPEAKER SURROUND RIGHT SPEAKER FRONT RIGHT SPEAKER FRONT LEFT SPEAKER SURROUND LEFT SPEAKER POWER P C B AC INLET P C B TRANSFORMER P C B SPEAKER WOOFER 25 1 24 2 CN501 JK502 JK501 1 2 1 2 3 CN506 CN507 7 1 CP502 CN503 4 2 3 1 6 2 5 1 4 FAN SB WA530EB 23 ...

Page 24: ...000063 MA2C700A0F A Ca Anode Cathode B0BA5R100013 B0BA6R600008 A Ca Cathode Anode B0JAPG000019 B0EAKM000117 B0HARM000017 Anode Cathode A Ca B0BA01900005 B0BA01100004 B0AACK000004 2SD0592ARA E C B B1BCCG000021 B1BACG000036 B C E B0BA5R600016 RSN311W64D P 1 26 B0EAKM000122 Cathode A Ca Anode 24 SB WA530EB ...

Page 25: ...olour Parts without these indications can be used for all areas Capacitor values are in microfarads µF unless specified otherwise P Pico farads pF F Farads Resistance values are in ohms unless specified otherwise 1K 1 000 OHM The marking RTL indicates that the Retention Time is limited for this items After the discontinuation of this assembly in production the item will continue to be available fo...

Page 26: ...15 1 Cabinet 15 1 1 Cabinet Parts Location 26 SB WA530EB ...

Page 27: ...27 SB WA530EB ...

Page 28: ...A PACKING WOOFER M 5 RGNX0272A S SPEC LABEL M 6 XTS4 16JFJ SCREW TBZP M 7 REM0072 4 FAN M 8 RGRX0040C H REAR PANEL M 9 RHD30065 1S SCREW TBZP M 10 RHD30090 1 SCREW M 11 RHD30119 SCREW M 12 RMC0158 S2 TR FIXTURE M 13 RMG0606 K FAN INSULATOR M 14 RMN0203 PCB HOLDER M 15 XTB3 10JFJ SCREW M 16 XTB3 16AFJ SCREW TBZP M 17 XTB4 10GFJ SCREW TBZP M 18 XTW3 15TFJ SCREW TBZP M 19 RGPX0174 WOOFER SPACER M 20 ...

Page 29: ...D559 B0AACK000004 DIODE M D560 B0AACK000004 DIODE M D561 B0BA01100004 DIODE M D562 B0AACK000004 DIODE M D563 B0BA01900005 DIODE M D564 B0BA01900005 DIODE M D565 B0BA01900005 DIODE M D566 B0BA01900005 DIODE M CONNECTORS CN501 K1FB125B0095 SYSTEM CONNECTOR M CN502 K1KB07B00020 7P CONNECTOR M CN503 RJT119W12V 12P CONNECTOR M Ref No Part No Part Name Description Remarks CN506 K1KA04A00105 4P CONNECTOR...

Page 30: ...5T 2 2M 1 4W M R606 ERG2SJ220E 22 2W M R609 ERDS1FVJ152T 1 5K 1 2W M R610 ERD2FCVJ4R7T 4 7 1 4W M R621 ERDS2TJ100T 10 1 4W M R622 ERDS2TJ100T 10 1 4W M R623 ERDS2TJ100T 10 1 4W M R624 ERDS2TJ100T 10 1 4W M Ref No Part No Part Name Description Remarks R625 ERDS2TJ100T 10 1 4W M CAPACITORS C501 ECBT1H102KB5 1000P 50V M C502 ECBT1H102KB5 1000P 50V M C503 ECBT1H102KB5 1000P 50V M C504 ECBT1H102KB5 100...

Page 31: ...Description Remarks PACKING MATERIALS Ref No Part No Part Name Description Remarks P1 RPNX0292 POLYFOAM M P2 RPFX0071 MIRAMAT BAG M 15 3 Packing Materials Accessories Parts List 15 4 Packaging 31 SB WA530EB FLE0502 K A S E N J ...