Panasonic SB-WA330E Service Manual Download | Manualshive

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6.2.1 Replacement of the Power IC

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Step 1 & 2:

Remove all the screws.

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Summary of Contents for SB-WA330E

Page 1: ...2 1 About lead free solder PbF 3 Before Repair and Adjustment 4 Protection Circuitry 5 Connection of the Speaker Cables 6 Disassembly Procedure 6 1 Disassembly of the Speaker Unit 6 2 Main Component Replacement Procedures 6 2 1 Replacement of the Power IC 7 Connection of the Speaker Wiring 8 Block Diagram 9 Schematic Diagram 10 Printed Circuit Board 11 Wiring Connection Diagram ...

Page 2: ... Transistors and Diodes 13 Parts Location and Replacement Parts List 13 1 Cabinet 13 1 1 Cabinet Parts Location 13 1 2 Cabinet Parts List 13 2 Component Parts List 13 3 Packing Materials Accessories Parts List 13 4 Packaging ...

Page 3: ... unit Woofer 17 cm cone type 4Ω Input power 200 W Music Output sound pressure level 80 dB W 1 0 m Frequency range 40 Hz 220 Hz 16 dB 45 Hz 180 Hz 10 dB Dimensions W x H x D 160 x 450 x 424 mm Mass 11 5 kg General Power supply AC 230 V 50 Hz E AC 230 240 V 50 Hz EB Power consumption 210 W Note Specifications are subject to change without notice Mass and dimensions are approximate ...

Page 4: ... WA330 E System SC HT500 EB Music Center SA HT500 EB Satellite speakers SB HT500 E Active Subwoofer SB WA330 EB SB STP1EG S consists of SB WA330E S x1 SB FS900E S x 4 and SB PC52E S x 1 SB STP1EB S consists of SB WA330EB S x1 SB FS900E S x 4 and SB PC52E S x 1 2003 PANASONIC AVC Networks Singapore Pte Ltd All rights reserved Unauthorized copying and distribution is a violation of law TOP NEXT ...

Page 5: ...1 Safety Precautions TOP PREVIOUS NEXT 1 1 GENERAL GUIDELINES 1 1 1 LEAKAGE CURRENT COLD CHECK 1 1 2 LEAKAGE CURRENT HOT CHECK See Figure 1 TOP PREVIOUS NEXT ...

Page 6: ... by the short circuit 2 After servicing see to it that all the protective devices such as insulation barriers insulation papers shields are properly installed 3 After servicing make the following leakage current checks to prevent the customer from being exposed to shock hazards 1 1 1 LEAKAGE CURRENT COLD CHECK 1 1 2 LEAKAGE CURRENT HOT CHECK See Figure 1 TOP PREVIOUS NEXT ...

Page 7: ...h an ohmmeter between the jumpered AC plug and each exposed metallic cabinet part on the equipment such as screwheads connectors control shafts etc When the exposed metallic part has a return path to the chassis the reading should be between 1MΩ and 5 2Ω When the exposed metal does not have a return path to the chassis the reading must be Fig 1 TOP PREVIOUS NEXT ...

Page 8: ...ity to measure the potential across the resistor 4 Check each exposed metallic part and measure the voltage at each point 5 Reverse the AC plug in the AC outlet and repeat each of the above measurements 6 The potential at any point should not exceed 0 75 volts RMS A leakage current tester Simpson Model 229 or equivalent may be used to make the hot checks leakage current must not exceed 1 2 milliam...

Page 9: ...2 Handling the Lead free Solder TOP PREVIOUS NEXT 2 1 About lead free solder PbF TOP PREVIOUS NEXT ...

Page 10: ... point is 50 70 F 30 40 C higher Please use a high temperature soldering iron In case of the soldering iron with temperaturecontrol please set it to 700 20 F 370 10 C Pb free solder will tend to splash when heated too high about 1100 F 600 C When soldering or unsoldering please completely remove all of the solder on the pins or solder area and be sure to heat the soldering points with the Pb free ...

Page 11: ...O 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 230V 50Hz in NO SIGNAL mode should be 400 mA E Current consumption at AC 230 240V 50Hz in NO SIGNAL mode should be 400 mA EB TOP PREVIOUS NEXT ...

Page 12: ...ple the positive and negative speaker connection wires are shorted or if speaker systems with an impedance less than the indicated rated impedance of the amplifier are used If this occurs follow the procedure outlines below 1 Turn off the power 2 Determine the cause of the problem and correct it 3 Turn on the power once again after one minute Note When the protection circuitry functions the unit w...

Page 13: ...e 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 Notes To prevent damage to circuitry never short circuit positive and negative speaker wires Be sure to connect only positive re...

Page 14: ...g the main components 2 For reassembly after operation checks or 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 Contents Disassembly of the Speaker Unit Main Component Replacement Procedures 6 1 Disassembly of the Speaker Unit 6 2 Main Component Replacement ...

Page 15: ...6 1 Disassembly of the Speaker Unit TOP PREVIOUS NEXT Step 1 Remove 2 screws from the rear panel ...

Page 16: ...Step 2 Remove all screws Step 3 Remove the Stand Base Step 4 Remove 5 screws from the speaker bottom Step 5 Pull the Power Amp Unit as shown ...

Page 17: ...Step 6 Release the connector CN506 and pull out the Power Amp Unit Step 7 Push the Net Frame from two holes inside the unit Step 8 Remove the Net Frame ...

Page 18: ...Step 9 Remove all the screws Step 10 Remove the Speaker ...

Page 19: ...Step 11 12 Remove all the screws ...

Page 20: ...Step 13 Release the connector CN507 Step 14 Remove the 2 screws Step 15 16 Remove all the screws ...

Page 21: ...Step 17 Place the Power PCB as shown for checking ...

Page 22: ...Checking for AC Inlet PCB TOP PREVIOUS NEXT ...

Page 23: ...6 2 Main Component Replacement Procedures TOP PREVIOUS NEXT 6 2 1 Replacement of the Power IC TOP PREVIOUS NEXT ...

Page 24: ...6 2 1 Replacement of the Power IC TOP PREVIOUS NEXT Step 1 2 Remove all the screws ...

Page 25: ...Step 3 Desolder the Power IC terminal and replace the component TOP PREVIOUS NEXT ...

Page 26: ...7 Connection of the Speaker Wiring TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 27: ...8 Block Diagram TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 28: ...ty notice Components identified 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 Whenreplacing 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 Second...

Page 29: ...10 Printed Circuit Board TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 30: ...11 Wiring Connection Diagram TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 31: ...12 Illustration of IC s Transistors and Diodes TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 32: ... 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 for a specific period of time The reten...

Page 33: ...13 2 Component Parts List 13 3 Packing Materials Accessories Parts List 13 4 Packaging TOP PREVIOUS NEXT ...

Page 34: ...13 1 Cabinet TOP PREVIOUS NEXT 13 1 1 Cabinet Parts Location 13 1 2 Cabinet Parts List TOP PREVIOUS NEXT ...

Page 35: ...13 1 1 Cabinet Parts Location TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 36: ...KA0147 K FOOT M 5 RYB0298AJ NET FRAME ASS Y M 6 XTB4 14AFN SCREW WOOFER M 7 RGNX0175A S NAME PLATE LABEL M E 7 RGNX0175B S NAME PLATE LABEL M EB 8 REM0072 3 FAN M 9 RGR0332A JA REAR PANEL M 10 RHD30092 SCREW MAIN PCB M 11 RMR1485 W LED HOLDER M 12 XTB3 16AFZ SCREW M 13 XTB3 20JFZ SCREW M 14 XTBS3 8JFZ1 SCREW M 15 XTS4 20JFZ SCREW M 16 XTW3 15T SCREW M 17 XYC26 CJ6FZ SCREW M 18 SHE187 6J PCB SUPPOR...

Page 37: ... IC AMP M TRANSISTORS Q501 KTC3199GRTA TRANSISTOR M Q502 KTC3199GRTA TRANSISTOR M Q503 KTC3199GRTA TRANSISTOR M Q505 KTC3199GRTA TRANSISTOR M Q506 KRA102MTA TRANSISTOR M Q507 KTC3199GRTA TRANSISTOR M Q508 KTA12710YTA TRANSISTOR M Q509 KTC3199GRTA TRANSISTOR M Q510 KTC3199GRTA TRANSISTOR M Q511 KTC2026 TRANSISTOR M Q513 KTC3199GRTA TRANSISTOR M Q514 KTC3199GRTA TRANSISTOR M Q515 KTC3199GRTA TRANSIS...

Page 38: ...513 B0HARM000017 DIODE M D514 B0HARM000017 DIODE M D515 B0EAKM000085 DIODE M D516 B0EAKM000085 DIODE M D517 B0HARM000017 DIODE M D518 B0HARM000017 DIODE M D519 B0AACK000004 DIODE M D524 SLI325URCT31 DIODE M D525 B0BA6R600008 DIODE M D527 B0EAKM000085 DIODE M D528 B0EAKM000085 DIODE M D529 B0EAKM000085 DIODE M D530 B0EAKM000085 DIODE M D533 B0BA5R100013 DIODE M CONNECTORS CN501 K1FB125B0095 SYSTEM ...

Page 39: ...E COIL M L505 G0AR76Y00001 CHOKE COIL M T501 ETP76VSU62CA POWER TRANSFORMER M T502 G4C2AAJ00005 BACK UP TRANSFORMER M COMPONENT COMBINATION Z501 ERZV10V511CS ZENER M RELAY RLY501 RSY0040M 0 PRIMARY RELAY M SPEAKER SP1 EAST17PL21A6 SPEAKER FUSES F1 K5D202BK0005 250V 2A FUSE M FUSE HOLDERS FC501 EYF52BC FUSE HOLDER M FC502 EYF52BC FUSE HOLDER M FUSE PROTECTOR FP1 K5G502AA0002 5A FUSE PROTECTOR M ...

Page 40: ...01 K4BC06B00027 JK 6P SPEAKER M JK502 K4BC04B00056 JK 4P SPEAKER M EARTH TERMINAL E500 K4CZ01000027 TERMINALS M E501 K4CZ01000027 TERMINALS M RESISTORS R401 ERDS2TJ224T 220K 1 4W M R402 ERDS2TJ102T 1K 1 4W M R403 ERDS2TJ104T 100K 1 4W M R501 ERDS2TJ472T 4 7K 1 4W M R502 ERDS2TJ472T 4 7K 1 4W M R503 ERDS2TJ153T 15K 1 4W M R504 ERDS2TJ153T 15K 1 4W M R505 ERDS2TJ153T 15K 1 4W M R506 ERDS2TJ153T 15K ...

Page 41: ... M R524 ERDS2TJ124T 120K 1 4W M R525 ERDS2TJ154T 150K 1 4W M R526 ERDS2TJ124T 120K 1 4W M R527 ERDS2TJ124T 120K 1 4W M R528 ERDS2TJ154T 150K 1 4W M R529 ERDS2TJ223T 22K 1 4W M R530 ERD25FVJ1R0T 1 1 4W M R531 ERD25FVJ1R0T 1 1 4W M R532 ERDS2TJ472T 4 7K 1 4W M R533 ERDS1FVJ100T 10 1 2W M R534 ERDS1FVJ100T 10 1 2W M R535 ERDS1FVJ100T 10 1 2W M R536 ERDS1FVJ100T 10 1 2W M R537 ERDS1FVJ100T 10 1 2W M R...

Page 42: ... M R561 ERDS2TJ101T 100 1 4W M R565 ERDS1FVJ392T 3 9K 1 2W M R566 ERDS2TJ271T 270 1 4W M R567 ERDS1FVJ152T 1 5K 1 2W M R568 ERDS2TJ151T 150 1 4W M R569 ERDS1FVJ392T 3 9K 1 2W M R570 ERDS2TJ103T 10K 1 4W M R571 ERDS2TJ332T 3 3K 1 4W M R572 ERDS2TJ223T 22K 1 4W M R573 D0XGR10JA005 10 1 10W M R575 ERDS2TJ682T 6 8K 1 4W M R577 ERDS2TJ152T 1 5K 1 4W M R578 ERDS2TJ103T 10K 1 4W M R579 ERDS2TJ332T 3 3K 1...

Page 43: ...KB5 1000P 50V M C503 ECBT1H102KB5 1000P 50V M C504 ECBT1H681KB5 680P 50V M C505 ECBT1H102KB5 1000P 50V M C506 ECBT1H102KB5 1000P 50V M C507 ECBT1H180JC5 18P 50V M C508 ECBT1H180JC5 18P 50V M C509 ECBT1H220JC5 22P 50V M C510 ECBT1H220JC5 22P 50V M C511 ECBT1H220JC5 22P 50V M C512 ECBT1H220JC5 22P 50V M C513 F1D1H473A012 0 047 50V M C514 ECA0JM101B 100 6 3V M C515 ECKR2H103ZF5 0 01 500V M C516 ECKR2...

Page 44: ...0 6 3V M C539 ECEA0JKA221B 220 6 3V M C540 ECEA1HKA2R2B 2 2 50V M C541 ECEA1CKA100B 10 16V M C543 ECBT1H102KB5 1000P 50V M C544 ECA1HM101B 100 50V M C545 F1D1H1040002 0 1 50V M C546 ECA1VM332B 3300 35V M C547 ECA1VM472B 4700 35V M C548 ECA1VM472B 4700 35V M C549 ECA1VM332B 3300 35V M C550 ECBT1C103NS5 0 01 16V M C551 ECBT1H103KB5 0 01 50V M C552 F1D1H1040002 0 1 50V M C553 ECQE1104KF3 0 1 100V M C...

Page 45: ... 50V M C563 ECQV1H823JL3 0 082 50V M C564 ECBT1C122KR5 1200P 16V M C565 F1D1H1040002 0 1 50V M C566 F1D1H1040002 0 1 50V M C567 ECA1HM100B 10 50V M C568 ECBT1C103NS5 0 01 16V M C569 F1D1H473A012 0 047 50V M TOP PREVIOUS NEXT ...

Page 46: ... Materials Accessories Parts List TOP PREVIOUS NEXT Ref No Part No Part Name Description Remarks PACKING MATERIALS P1 RPF0357 MIRAMAT STAND M P2 RPNX0189 POLYFOAM M P3 RPFX0045 MIRAMAT S WOOFER M TOP PREVIOUS NEXT ...

Page 47: ...13 4 Packaging TOP PREVIOUS TOP PREVIOUS ...

Page 48: ......

Page 49: ......

Page 50: ...M000017 B0EAKM000085 B0JAPG000019 MA2C700A0F B0BA6R600008 SLI325URCT31 B0BA9R600002 C0AABB000055 RSN311W64B P 1 26 1 4 8 5 E C B KTA12710YTA C E B B C E A Ca Anode Cathode B0BA5R100013 A Ca Anode Cathode A Ca Cathode Anode A Ca Anode Cathode A Ca Anode Cathode ...

Page 51: ...ER TRANSFORMER W2 W1 CN502 25 1 24 2 CN501 JK502 JK501 2 1 1 2 3 CN506 CN507 7 1 CP502 12 1 CN503 3 2 1 H505B W505 FL FR SL SR C TO MAIN UNIT SPEAKERS BRW W1 W2 BLU POWER P C B LED P C B AC INLET P C B TRANSFORMER P C B FAN SPEAKER WOOFER PbF SOLDER SIDE PbF PbF PbF SOLDER SIDE SOLDER SIDE SOLDER SIDE ...

Page 52: ...9 R551 R555 C540 R521 R522 R542 D508 D507 R541 R539 R540 R544 R543 C550 C527 C532 C531 C530 C533 C513 CN506 CN501 J521 J408 J506 J507 J508 J509 J515 J531 J533 J538 J539 J571 J572 J573 J574 J575 J580 J581 J591 J592 J593 J594 J595 J596 J528 C563 C562 C564 R592 R597 R573 R594 R595 R593 E500 J504 R591 C561 C566 C565 J550 C568 R599 R571 R572 Q513 Q514 J517 R596 IC502 JK501 J514 J552 J519 J570 J409 R403...

Page 53: ... R517 C511 R528 R511 R512 R532 R570 R513 C546 D515 C517 C545 J510 J545 J547 J548 J402 J403 J404 J405 J406 J590 J401 J560 J564 J584 J588 J587 J586 J569 J568 J567 H505B W505 C514 Q502 Q501 J589 C539 R551 R560 R555 C540 C541 D519 R566 C560 D509 R598 Q511 C543 R568 R569 D510 C544 J408 J506 J508 J509 J512 J513 J516 J535 J544 J546 J582 J583 J505 E501 R567 C567 D533 J566 J518 R575 J551 J552 J585 C551 J54...

Page 54: ...543 100 R509 4 7K R510 4 7K R507 3 9K R511 15K R512 15K R508 3 9K R541 100 C516 0 01 C515 0 01 C517 0 01 R542 100 R544 100 R402 1K Q503 R532 4 7K R523 120K R524 120K R526 120K R527 120K C537 0 1 R554 820K C513 0 047 R519 820K R520 22K C514 6 3V100 R529 22K R530 1 R531 1 R521 10K R522 27K C529 0 1 R549 47K R547 390K C534 50V33 R548 330K R553 56K R550 10K C536 16V33 R561 100 R560 10K R559 56K R558 1...

Page 55: ... 1000P C531 1000P C530 1000P C550 0 01 C547 35V4700 C546 35V3300 D515 D516 B0EAKM000085 C545 0 1 R570 10K C549 35V3300 C548 35V4700 C554 0 1 C553 0 1 C544 50V100 R568 150 C543 1000P R569 3 9K C560 50V10 C567 50V10 R598 1 5K R567 1 5K C520 0 047 C521 0 047 C522 0 047 C523 0 047 C569 0 047 R535 10 R536 10 R537 10 R538 10 GND SYNC SYS6V HELP D516 FP1 K5G502AA0002 FP1 Q514 Q513 KTC3199GRTA DC DETECT S...

Page 56: ...TCH D528 D527 D525 B0BA6R600008 T502 G4C2AAJ00005 RLY501 RSY0040M 0 Z501 ERZV10V511CS JK500 L500 RLQZ371 W1 W2 D527 D530 B0EAKM000085 R401 220K R590 1K Q515 Q519 KTC3199GRTA DC DET SWITCH F1 250V T2AL AC IN 230V 240V 50HZ T501 ETP76VSU62CA FOR E EG FOR EB D530 D529 12 11 10 2 4 6 8 9 7 5 3 1 4 3 2 1 2 4 6 7 5 3 1 SCHEMATIC DIAGRAM 3 TO POWER CIRCUIT CN503 ON SCHEMATIC DIAGRAM 2 TRANSFORMER CIRCUIT...

Page 57: ...501 Q501 Q502 SWITCH DC_DET Q520 INTERFACE SWITCH Q511 HP_CNT Q515 Q519 DCDET SWITCH VOLTAGE REGULATOR FILTER FILTER FILTER D513 D515 D517 D511 D512 D516 D518 T501 T502 D508 AC2 5 AC1 4 TO MAIN BLOCK JK700 OF SA HT500E EB EG S SA ST1EB EG S POWER HIC DUAL LOW NOISE OP AMP SIGNAL LINES IC501 RSN311W64B P JK500 AC INLET RLY501 POWER TRANSFORMER IC502 C0AABB000055 SUB TRANSFORMER JK502 CENTRE SPEAKER...

Page 58: ...B C E B C E B C E B F1 250V T2AL D527 1 7 CAUTION RISK OF ELECTRIC SHOCK TOUCH THIS P C B AC VOLTAGE LINE PLEASE DO NOT 230V 240V 50HZ 2 1 3 4 AC IN T501 POWER TRANSFORMER BRW W1 W2 BLU H500 W500 J520 CAUTION RISK OF ELECTRIC SHOCK AC VOLTAGE LINE PLEASE DO NOT TOUCH THIS P C B 1 2 3 4 5 6 7 8 9 10 11 12 PbF PbF PbF D529 D530 AC INLET P C B REP3435F E REP3435G EB A B C D E F G 1 2 3 4 5 6 7 8 9 TR...

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