Panasonic SB-WA935EE Скачать руководство пользователя страница 26

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12 Wiring Connection Diagram

SPEAKER

WOOFER

POWER P.C.B.

CN501

JK502

JK501

1
2

CN507

CN603

CP502

7. . . . . .1

CN602

1. . . . . . . .8

H503/W500

CN601

H601/

W601

8. . . . . . . . . . .1

H602/W602

1. . . .4

CN604

H603/

W603

7. . . . . .1

CN502

CN503

AMPLIFIER P.C.B.

AC INLET P.C.B.

TRANSFORMER P.C.B.

FAN

SOLDER SIDE

PbF

SURROUND LEFT

SPEAKER

FRONT LEFT

SPEAKER

FRONT RIGHT

SPEAKER

SURROUND RIGHT

SPEAKER

TO MAIN UNIT

CENTRE

SPEAKER

(BRW)

(BLU)

JK500

T502

(BACK UP TRANSFORMER)

(BRW)

(BLU)

T501

(POWER TRANSFORMER)

230V 50Hz

AC IN

CAUTION

RISK OF ELECTRIC SHOCK

AC VOLTAGE LINE.

PLEASE DO NOT TOUCH THIS P.C.B

SOLDER SIDE

SB-WA935EE

Содержание SB-WA935EE

Страница 1: ...1 About lead free solder PbF 4 3 Before Repair and Adjustment 4 2005 Matsushita Electric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law SB WA935EE Colour S Silver Type Note Specifications are subject to change without notice Mass and dimensions are approximate n System SC HT935 EE Music Center SA HT935 EE Satellite Speakers SB HT880 EB Active Subw...

Страница 2: ...t 18 10 2 Transformer Circuit and AC Inlet Circuit 20 10 3 Amplifier Circuit 21 11 Printed Circuit Board 22 11 1 Power P C B 22 11 2 AC Inlet P C B and Transformer P C B 24 11 3 Amplifier P C B 25 12 Wiring Connection Diagram 26 13 Illustration of ICs Transistors and Diodes 27 14 Parts Location and Replacement Parts List 28 14 1 Cabinet 29 14 2 Electrical Parts List 32 14 3 Packing Materials Acces...

Страница 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...

Страница 4: ...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 V 50 Hz in NO SIGNAL mode should be 1000 mA 4 Protection Circuitry The protection circuitry may have operated if either of the following conditions are noticed No sound i...

Страница 5: ... 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 5 SB WA935EE ...

Страница 6: ...r replacement are required Disassembly of the Front Panel Unit Disassembly of Woofer Speaker Unit 1 Disassembly of Woofer Speaker Unit 2 Disassembly of the Power Amp Unit Disassembly of the Rear Panel and Fan Unit Disassembly and checking of the AC Inlet P C B and Amplifier P C B Disassembly and checking of the Power P C B and Transformer P C B Replacement of Power ICs and Transistors 6 1 Disassem...

Страница 7: ...6 1 2 Disassembly of Rear Assembly 7 SB WA935EE ...

Страница 8: ...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 Speaker Cabinet Assembly Unit Step 4 Remove the Front Panel Unit from the Speaker Cabinet Assembly Unit as arrow shown 6 2 Disassembly of the Speaker Unit and Checking of the P C B 8 SB WA935EE ...

Страница 9: ...nt Panel Unit firmly back to the Speaker Cabinet Assembly Unit 6 2 2 Disassembly of the Woofer Speaker 1 Follow Step 1 to Step 4 described in section 6 2 1 Step 1 Remove 4 screws Step 2 Remove the Woofer 1 by detaching the red and black wires 6 2 3 Disassembly of the Woofer Speaker 2 Follow Step 1 to Step 4 described in section 6 2 1 9 SB WA935EE ...

Страница 10: ...fer 2 by detaching the red and black wires 6 2 4 Disassembly of the Power Amp Unit Step 1 Lay the speaker unit as shown Remove 7 screws from the bottom of the Speaker Cabinet Assembly Unit Step 2 Remove 3 screws from the rear panel 10 SB WA935EE ...

Страница 11: ... 5 Pull out the entire Power Amp Unit 6 2 5 Disassembly of the Rear Panel and Fan Unit Follow Step 1 to Step 5 described in section 6 2 4 Steps 1 2 Remove 6 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 WA935EE ...

Страница 12: ... B and AC Inlet P C B 6 2 7 Disassembly and Checking of the Power P C B and Transformer P C B Follow Step 1 to Step 5 described in section 6 2 4 Follow Step 1 to Step 3 described in section 6 2 5 Steps 1 2 Remove 4 screws Step 3 Flip the Power P C B as shown for checking both the Power P C B and Transformer P C B 6 2 8 Replacement of Power ICs and Transistor Follow Step 1 to Step 5 described in se...

Страница 13: ...der the terminals of IC601 Transistors Q601 and Q602 Step 4 Disconnect the connectors CN601 CN602 and CN603 and remove the Amplifier P C B Step 5 Remove 4 screws Step 6 Remove 2 screws and the transistor holders Step 7 Flip the Power P C B as shown to desolder the terminals of the Power IC501 Transistors Q511 and Q512 13 SB WA935EE ...

Страница 14: ... B E C B CD PLAY 0 4 9 0 0 4 9 0 0 0 0 7 0 0 8 0 0 8 0 0 8 STANDBY 0 0 6 0 0 0 6 0 0 0 0 0 0 2 0 0 2 0 0 2 Ref No MODE E C B E C B E C B E C B E C B CD PLAY 5 2 33 9 5 9 11 2 33 9 11 8 0 0 8 0 0 11 2 0 2 11 2 5 1 11 2 STANDBY 0 3 0 2 0 2 0 3 0 0 0 0 0 0 0 3 0 0 3 0 3 0 3 Ref No MODE E C B E C B E C B E C B CD PLAY 5 2 4 7 4 8 5 2 0 0 4 0 2 0 4 4 9 0 STANDBY 0 3 0 0 0 4 0 3 0 0 0 3 0 0 3 0 6 0 Q501...

Страница 15: ...c div CN501 PIN 22 CD PLAY 7 16Vp p 10msec div CN501 PIN 24 CD PLAY 7 08Vp p 10msec div CN602 PIN 5 CD PLAY 3 42Vp p 10msec div H503 PIN 1 CD PLAY 137Vp p 10msec div H503 PIN 3 CD PLAY 70 4Vp p 10msec div H503 PIN 7 CD PLAY 69 6Vp p 10msec div CN501 PIN 8 CD PLAY 1 22Vp p 10msec div H503 PIN 9 CD PLAY 136Vp p 10msec div 15 SB WA935EE ...

Страница 16: ...T502 D508 AC2 AC1 TO MAIN BLOCK JK2000 OF SA HT935EE S FL1 FL2 20 21 L_IN R_IN 6 3 L_OUT R_OUT Q512 VOLTAGE REGULATOR Q601 VOLTAGE REGULATOR D601 Q602 VOLTAGE REGULATOR Q603 VOLTAGE REGULATOR D602 4 VCC LOW VCC LOW 5 D603 D604 26 25 IN_1 IN_2 1 2 OUT_1 OUT_2 12 IH DET 11 DISP HMUT 7 AC IN DI SENS DI SENS 13 14 1 VCC HI 18 VD 2 VCC HI 19 VD E500 POWER HIC RSN312H24A P POWER HIC IC501 RSN311W64D P J...

Страница 17: ... 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 b...

Страница 18: ...58 D559 B0AACK000004 D555 B0AACK000004 D562 B0AACK000004 CN602 IC501 IN_1 IN GND SUBin Cin VD VD SLin SRin RELAY VCC LOW VCC LOW IH DET DISP HMUT SR_R SR_L GND AC IN C_O VH OUT VH OUT SUB_O VCC HI VCC HI OUT_2 OUT_1 IN_2 Q559 Q559 B1AACF000117 DC DETECT SWITCH Q505 SUB B 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 2 1 1 2 3 4 6 8 7 5 TO AMPILIFER CIRCUIT H602 W602 ON SCHEMATI...

Страница 19: ...K502 JK501 R571 2 2K HELP L505 G0AR76Y00001 L502 G0AR76Y00001 2 4 6 7 5 3 1 2 4 6 7 5 3 1 8 TO TRANSFORMER CIRCUIT CN503 ON SCHEMATIC DIAGRAM 3 1 2 3 4 5 6 10 8 7 9 TO AMPLIFIER CIRCUIT H601 W601 ON SCHEMATIC DIAGRAM 4 1 2 3 4 5 6 TO AC INLET CIRCUIT CN502 ON SCHEMATIC DIAGRAM 3 F Rch S Lch F Lch S Rch CENTER 15 14 3 12 11 10 2 4 6 8 9 7 5 13 1 1 2 3 4 TO AMPLIFIER CIRCUIT H603 W603 ON SCHEMATIC D...

Страница 20: ...00 W1 R590 1K Q515 Q519 B1AACF000117 DCDET SWITCH D527 D530 B0EAKM000122 D525 B0BA6R600008 T501 G4C8AHK00004 T502 G4C2AAJ00005 CN503 C558 16V1000 W2 L500 ELF15N035AN Z501 ERZV10V511CS R401 220K SUB B 2 4 6 7 5 3 1 1 2 3 4 5 6 14 12 10 8 7 9 11 13 15 R588 150 D528 RLY501 K6B1AEA00003 3 4 1 2 D527 D530 D529 SCHEMATIC DIAGRAM 3 TRANSFORMER CIRCUIT B SIGNAL LINE B SIGNAL LINE TO POWER CIRCUIT CP502 ON...

Страница 21: ...C603 100V4700 C604 100V3300 R611 4 7 C601 100V3300 C602 100V4700 C606 0 1 C613 0 01 C614 0 01 R614 2 7K VCCHI VCCLO GND VCCLO VCCHI Q603 B1BAAJ000003 VOLTAGE REGULATOR D606 B0BA01200008 D607 B0BA02300017 D609 D611 B0BA01900005 TO POWER CIRCUIT CN601 ON SCHEMATIC DIAGRAM 2 Q602 B1BCCG000023 VOLTAGE REGULATOR R612 4 7 R634 47K R635 47K D601 B0FBAM000009 R619 56K C607 18P R620 56K C608 18P R633 820K ...

Страница 22: ... J536 J597 R583 R581 R611 C550 C522 C532 C531 C530 C533 C519 C518 C569 R538 R530 R531 R533 R534 R537 Q D502 CN507 E500 CN501 C576 JK501 JK502 J535 J501 D501 C513 CP502 J905 J906 J907 IC501 J539 J513 J505 CN603 R577 J416 J514 R565 C523 SURROUND LEFT SPEAKER FRONT LEFT SPEAKER FRONT RIGHT SPEAKER SURROUND RIGHT SPEAKER TO MAIN UNIT CENTRE SPEAKER C526 C527 C528 L501 L502 L505 C618 C617 R622 2 1 1 3 ...

Страница 23: ...509 J583 J584 J586 J587 J544 J530 J520 J549 J552 J542 J578 J569 J566 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 R567 R609 R569 Q556 D510 D502 C546 D599 D598 D597 H503 W500 C580 C514 C560 C516 C515 C570 C647 C576 D501 E501 C513 C517 J515 CN601 CN602 J910 J909 J902 J555 J903 J904 R551 R5...

Страница 24: ...1 CN502 L500 JK500 J6010 J6007 J6008 R401 J6006 J6005 D500 R579 J6009 R580 C559 D528 R590 Q515 Q519 Q516 D527 R589 R578 C555 C557 Q517 D525 R587 C556 T502 BACK UP TRANSFORMER C558 R588 J6001 J6002 J6003 J6004 FC501 FC502 W1 BRW W2 BLU CN503 T501 POWER TRANSFORMER J415 F1 T5AL 250V W1 BRW W2 BLU 230V 50Hz PRIMARY SECONDARY 7 6 5 4 3 2 1 3 1 4 5 2 4 3 2 1 5 10 15 1 14 13 9 8 7 4 3 2 12 11 6 3 4 1 2 ...

Страница 25: ...5 R615 R616 J619 J677 C613 R613 R617 R618 C614 R614 D607 D606 R612 J698 J686 J695 J643 J642 J630 J676 J626 J627 J617 J618 J687 R623 J665 H602 W602 R624 J688 J678 J629 C615 J675 J616 C616 R632 R631 R627 R628 R633 C619 J689 J644 J696 D608 R634 D611 D610 R635 J620 CN604 J679 D609 J621 R625 R626 R611 C620 C621 J628 H603 W603 J624 R630 R629 D605 L601 L602 C618 C617 9 1 1 22 8 1 1 4 8 1 2 3 4 5 6 7 8 10...

Страница 26: ...5 1 AMPLIFIER P C B AC INLET P C B TRANSFORMER P C B FAN SOLDER SIDE SOLDER SIDE SOLDER SIDE PbF PbF PbF PbF SURROUND LEFT SPEAKER FRONT LEFT SPEAKER FRONT RIGHT SPEAKER SURROUND RIGHT SPEAKER TO MAIN UNIT CENTRE SPEAKER W1 BRW W2 BLU JK500 T502 BACK UP TRANSFORMER W1 BRW W2 BLU T501 POWER TRANSFORMER 230V 50Hz AC IN CAUTION RISK OF ELECTRIC SHOCK AC VOLTAGE LINE PLEASE DO NOT TOUCH THIS P C B SOL...

Страница 27: ...Anode B0FBAM000009 B0AACK000004 2SD0592ARA E C B RSN311W64D P 1 26 B1AACF000117 B1ACCF000094 B1GCCFJJ0016 B C E C B E B1BACG000048 B1BCCG000023 B0EAKM000122 Cathode A Ca Anode B1BAAJ000003 B E C 1 22 RSN312H24A P B0BA01900005 B0BA01100004 B0BA01400009 B0BA5R700008 B0JAPG000019 B0EAKM000117 Anode Cathode A Ca B1GACFJJ0018 C E B 27 SB WA935EE ...

Страница 28: ...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...

Страница 29: ...14 1 Cabinet 14 1 1 Cabinet Parts Location 29 SB WA935EE ...

Страница 30: ...30 SB WA935EE ...

Страница 31: ...OOFER M 5 RGNX0291C S SPEC LABEL M 6 XTS4 20JFJ SCREW M 7 REM0072 4 FAN M 8 RGRX0049B H REAR PANEL M 9 RHD30065 1S SCREW M 10 RHD30090 1 SCREW M 11 RHD30092 1 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 M 17 XTB4 10GFJ SCREW M 18 XTW3 15TFJ SCREW M 19 RGPX0175 WOOFER SPACER M 20 RMQX0111 EVA PACKING WOOFER SPACER...

Страница 32: ...B0BA01900005 DIODE M D564 B0BA01900005 DIODE M D565 B0BA01900005 DIODE M D566 B0BA01900005 DIODE M D597 B0FBAM000009 DIODE M D598 B0FBAM000009 DIODE M D599 B0FBAM000009 DIODE M D601 B0FBAM000009 DIODE M D602 B0FBAM000009 DIODE M D603 B0JAPG000019 DIODE M D604 B0JAPG000019 DIODE M D605 B0BA01200008 DIODE M Ref No Part No Part Name Description Remarks D606 B0BA01200008 DIODE M D607 B0BA02300017 DIOD...

Страница 33: ...47K 1 4W M R587 ERDS2TJ272T 2 7K 1 4W M R588 ERDS2TJ151T 150 1 4W M Ref No Part No Part Name Description Remarks R589 ERDS2TJ103T 10K 1 4W M R590 ERDS2TJ102T 1K 1 4W M R600 ERDS2TJ473T 47K 1 4W M R601 ERDS2TJ473T 47K 1 4W M R602 ERDS2TJ472T 4 7K 1 4W M R603 ERDS2TJ103T 10K 1 4W M R604 ERDS2TJ225T 2 2M 1 4W M R606 ERG2SJ220E 22 2W M R609 ERDS1FVJ152T 1 5K 1 2W M R610 ERD2FCVJ4R7T 4 7 1 4W M R611 ER...

Страница 34: ... F2J1H100A048 10P 50V M C577 ECEA1CKA100B 10 16V M C578 F1D1H103A046 0 01 50V M C579 F1D1H103A046 0 01 50V M C580 ECEA1HKA2R2B 2 2 50V M C601 ECA1SM332C5 3300 100V M C602 ECA1SM472C5 4700 100V M C603 ECA1SM472C5 4700 100V M C604 ECA1SM332C5 3300 100V M C605 ECQE1104KF3 0 1 100V M C606 ECQE1104KF3 0 1 100V M C607 F1D1H180A015 18P 50V M C608 F1D1H180A015 18P 50V M C609 F1B2H103A060 0 01 500V M C610 ...

Страница 35: ...Description Remarks PACKING MATERIALS Ref No Part No Part Name Description Remarks P1 RPNX0308 POLYFOAM M P2 RPFX0114 MIRAMAT BAG M 14 3 Packing Materials Accessories Parts List 14 4 Packaging 35 SB WA935EE FLE0504 A S E N J P ...

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