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Panasonic SB-WA101E Service Manual Download Page 23

12 Printed Circuit Board

12.1. Power P.C.B., Level Control P.C.B., Transformer P.C.B. and LED P.C.B.

PbF

PbF

PbF

C529

1

2

2

3

4

5

6

7

8

9

10 11 12 13

CAUTION

RISK OF ELECTRIC SHOCK

AC VOLTAGE LINE.

PLEASE DO NOT TOUCH THIS P.C.B

PbF

H503

/W503

W2

W1

T701

POWER TRANSFORMER

(BRW)

(BLU)

C510

C509

R511

R512

R506

C506

C505

IC502

CP504

R549

R524

H501/W501

C752

VR501

R507

C527

C526

C517

R508

(BRW)

(BLU)

J520

J552

J553

VR502

R547

R548

J554

Q506

Q505

J551

D512

CN504

W701

S751

POWER

S501

PHASE

VOLUME

LOW PASS

FILTER

R615

C701

D709

D711

R603

R605

C605

C606

R607

R602

D710

D708

C703

IC601

C604

C618

C610

C611

R577

Q553

R578

C552

Q554

R583

C554

Q556

R575

R582

C553

R584

D557

R585

Q555

R586

R579

D556

CN503

R618

R606

C702

C603

C612

R613

CN501

C613

Q602

Q601

C555

R580

R581

R

576

C614

R624

D509

D602

C712

D716

C715

L602

R614

L601

R612

C551

R604

CN507

TO FAN

E601

C615

C714

R708

Q703

C711

D712

D713

D718

R611

R610

D601

R609

C607

C608

R608

C602

R619

R620

Q603

Q604

R621

R622

R526

R616

R617

C609

C507

C508

R509

R510

IC501

R502

R501

R503

C502

C501

C503

C504

R504

R505

D501

D502

R523

C515

C516

IC504

C521

R525

R601

R527

R530

R532

C601

R533

C524

R529

R531

Q502 Q501

R534

D508

D507

R535

C523

R536

C522

R528

C513

C514

Q702

JK501

R706

R707

D714

D715

CN601

C708

C710

R703

D707

C709

Q701

D700

(BLU)

(BRW)

L701

JK701

FC701

FC702

Z701

RLY701

W1

W2

C751

R709

CP701

R710

R711

R712

C717

Q707

Q706

T702

SUB TRANSFORMER

D510

C525

J501

J502

J503

J504

J505

J506

J507

J508

J509

J510

J511

J512

J513

J514

J517

J516

J515

J523

J524

J525

J526

J527

J528

J531

J532

J533

J541

J542

J543

J544

J545

J546

J547

R713

J602

J603

J549

J548

E500

J704

C520

F1

250V T1.6A

230V

50HZ...E

230V-240V

50HZ...EB

J601

C705

C707

R701

D705

C716

C704

D702

D704

Q705

R705

R714

Q704

D717

R704

R517

D504

C512

R516

Q504

Q503

R518

R519
R521

R522

C531

C528

R515

R514

R538

R513

D505

R537

C530

C511

C518

R520

D503

IC503

AC IN

INPUT

2693B-1

2693B-1

2693B-1

2693B-1

2693B-1

2693B-1

2693B-1

2693B-1

8

7

6
5

4

3

2

1

1

4

1

2

3

4

5

6

7

8

5

4

1

C

E

B

C

E

B

4

1

3

2

O

G

2 3

C

E

B

C

E

B

C

E

B

C

E

B

C

E

B

C

E

B

C

E

B

C

E

B

C

E

B

C

E

B

C

E

B

C

E

B

C

E

B

7

6

5

4

3

2

1

1

4

5

8

3

2

1

1

14

1

2

3

4

5

6

7

8

1 +

2 -

C

E

B

C

E

B

8

5

4

1

C

E

B

C

E

B

1

4

5

8

C

E

B

C

E

B

1

2

LEVEL CONTROL P.C.B (REP4068D...E)

                                         (REP4068C...EB)

TRANSFORMER P.C.B

(REP4068D...E)

(REP4068C...EB)

LED P.C.B (REP4068D...E)

                  (REP4068C...EB)

POWER P.C.B (REP4068D...E)

                         (REP4068C...EB)

1

2

3

4

5

6

7

8

9

A

B

C

D

E

F

G

H

10

11

12

SB-WA101E / SB-WA101EB

23

Summary of Contents for SB-WA101E

Page 1: ...n 1 W Note Specifications are subject to change without notice Mass and dimensions are approximate For SB TP100E S only 2006 Matsushita Electric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law SB WA101E SB WA101EB Colour S Silver Type nSystem SB TP100E S Front Speaker SB FS100E S Surround Speaker SB FS100E S Center Speaker SB PC100E S Subwoofer SB ...

Page 2: ...ifier unit 10 6 5 Disassembly of Woofer speaker 11 6 6 Disassembly of Power P C B 11 6 7 Disassembly of Transformer P C B 12 6 8 Disassembly of Level control P C B 12 7 Connection of the Speaker Wiring 14 8 Wiring Connection Diagram 15 9 Block Diagram 17 10 Notes of Schematic Diagram 19 11 Schematic Diagram 21 11 1 Power Circuit Level Control Circuit Transformer Circuit and LED Circuit 21 12 Print...

Page 3: ... have a return path to the chassis the reading must be Figure 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: ...1 2 Caution for AC Cord 4 SB WA101E SB WA101EB ...

Page 5: ...n circuitry may have operated if either of the following conditions are noticed No sound is heard when the power is turned on Sound stops during a performance The function of this circuitry is to prevent circuitry damage if for example 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 ...

Page 6: ...y 3 Use only a grounded tip soldering iron to solder or unsolder ES devices 4 Use only an anti static solder remover device Some solder removal devices not classified as anti static ESD protected can generate electrical charge to damage ES devices 5 Do not use freon propelled chemicals These can generate electrical charges sufficient to damage ES devices 6 Do not remove a replacement ES device fro...

Page 7: ... Free Solder PbF The lead free solder has to be used when repairing the equipment for which the lead free solder is used Definition The letter of PbF is printed on the PCB using the lead free solder To put lead free solder it should be well molten and mixed with the original lead free solder Remove the remaining lead free solder on the PCB cleanly for soldering of the new IC Since the melting poin...

Page 8: ... receiver or amplifier s subwoofer output terminal 2 Connect the AC power supply cord to the household AC outlet Subwoofer Connect using the included monaural connection cable D to the receiver or amplifier s subwoofer output terminal Connect the AC power supply cord E to the household AC outlet F Note Do not move the speaker while the speaker cables are connected This may cause a short circuit Ma...

Page 9: ... described only when required 3 Select items from the following index when checks or replacement are required Below is the list of disassembly sections Disassembly of Stand ornament Disassembly of Power amplifier unit Disassembly of Woofer Disassembly of Power P C B Disassembly of Power IC Disassembly of Transformer P C B Disassembly of Level control P C B 6 2 Disassembly flow chart The following ...

Page 10: ...step 1 to step 2 in item 6 3 Step 1 Upset the unit Step 2 Remove 5 screws Step 3 Remove 2 screws see making on rear cabinet Step 4 Pull out the Power amplifier unit slowly as arrow shown Step 5 Disconnect connectors CN501 CN507 CN601 and CP701 6 3 Disassembly of Stand ornament 10 SB WA101E SB WA101EB ...

Page 11: ...the net frame assembly as arrow shown Caution Do not exert too much force on the catches attached to the bosses Disassembly of Woofer speaker Step 3 Remove 4 screws Step 4 Detach red and black wires Step 5 Remove woofer speaker as arrow shown 6 6 Disassembly of Power P C B Follow step 1 to step 2 in item 6 3 Follow step 1 to step 5 in item 6 4 Step 1 Remove 5 screws Step 2 Remove 3 screws Step 3 R...

Page 12: ...the Power IC terminal and replace the component 6 7 Disassembly of Transformer P C B Follow step 1 to step 2 in item 6 3 Follow step 1 to step 5 in item 6 4 Step 1 Disconnect connector CN503 Step 2 Check the transformer P C B 6 8 Disassembly of Level control P C B Follow step 1 to step 2 in item 6 3 Follow step 1 to step 5 in item 6 4 12 SB WA101E SB WA101EB ...

Page 13: ...ower switch M9 nuts and volume knobs Step 2 Pull up the front ornament assembly as arrow shown Step 3 Remove 1 screw Step 4 Remove 6 screws Step 5 Connect the level control P C B with power amp unit 13 SB WA101E SB WA101EB ...

Page 14: ...7 Connection of the Speaker Wiring 14 SB WA101E SB WA101EB ...

Page 15: ... 50Hz E 230 240V 50Hz EB AC IN INPUT BRW W1 W2 BLU POWER P C B TRANSFORMER P C B LEVEL CONTROL P C B LED P C B FAN SPEAKER WOOFER SOLDER SIDE SOLDER SIDE SOLDER SIDE SOLDER SIDE SOLDER SIDE VR502 VR501 LOW PASS FILTER VOLUME 7 1 1 4 8 1 1 2 CN507 3 2 1 CN601 JK501 JK701 7 1 CN501 CP701 2 1 8 1 CN503 PbF PbF PbF PbF 15 SB WA101E SB WA101EB ...

Page 16: ...16 SB WA101E SB WA101EB ...

Page 17: ...D DRIVE D512 Q703 T701 Z701 F1 L701 RL701 D712 D715 D708 D711 S751 D707 POWER SW REGULATOR POWER TRANSFORMER SUB TRANSFORMER JK701 AC INLET B B B B B B M 1 7 3 5 2 6 Q502 AMP Q501 AMP D508 D510 1 4 14 10 13 11 Q601 Q602 SWITCH Q603 SWITCH Q604 SWITCH Q553 Q556 FAN CONTROL SWITCH D509 D718 D602 FILTER TO SPEAKER CN601 MOTOR FILTER FILTER FILTER 2CH HIC OP AMP IC504 IC601 RSN3502E P C0AABB000130 B B...

Page 18: ...SB WA101E SB WA101EB 18 ...

Page 19: ...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 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 Secondar...

Page 20: ...20 SB WA101E SB WA101EB ...

Page 21: ...33 D505 B0BA7R900004 R518 100K D503 B0AACK000004 VEE VCC R522 220K R520 10K D504 B0AACK000004 R515 470K C529 0 001 C530 0 047 R538 220K R514 100 C528 0 01 C511 25V22 R513 220K Q503 KRC102MTA SWITCH R521 10K R519 100K R531 1K VEE VCC R532 330K R530 10K R527 470K C525 0 01 R526 10K R528 10K C522 16V10 D508 B0AACK000004 C523 16V10 R535 220K D510 MA2C700A0F R534 10K Q501 Q502 KTC3199GRTA AMP Q502 D509...

Page 22: ...0 01 Z701 ERZV10V511CS F1 250V 1 6A L701 ELF15N035AN Q701 Q705 2SD0592ARA REGULATOR Q701 Q705 C704 0 01 T702 G4C2CAK00001 Q706 Q706 B1ACCF000089 SUPPLY CONTROL D707 B0BA6R800007 C710 25V22 C709 0 01 R703 2 7K R710 10K R711 8 2K R712 560 Q707 2SB0621AHA SUPPLY SWITCH C705 25V330 D704 D702 D704 B0EAKM000122 D700 B0AACK000004 RLY701 K6B1AEA00003 C751 0 001 W1 W2 W1 BLU W2 BRW Q707 TO SPEAKER 2 4 6 8 ...

Page 23: ...R530 R532 C601 R533 C524 R529 R531 Q502 Q501 R534 D508 D507 R535 C523 R536 C522 R528 C513 C514 Q702 JK501 R706 R707 D714 D715 CN601 C708 C710 R703 D707 C709 Q701 D700 BLU BRW L701 JK701 FC701 FC702 Z701 RLY701 W1 W2 C751 R709 CP701 R710 R711 R712 C717 Q707 Q706 T702 SUB TRANSFORMER D510 C525 J501 J502 J503 J504 J505 J506 J507 J508 J509 J510 J511 J512 J513 J514 J517 J516 J515 J523 J524 J525 J526 J5...

Page 24: ...SB WA101E SB WA101EB 24 ...

Page 25: ...122 MA2C700A0F B3AKA0000006 MTZJ16ATA MTZJ13BTA MTZJ18CTA B0BA6R800007 B0BA01100004 C0AABB000130 RSN3502E P 1 14 1 4 8 5 2SB0621AHA 2SD0592ARA A Ca Anode Cathode A Ca Anode Cathode E C B E C B 2SC3940ARA Anode Cathode A A Ca Anode B0AACK000004 KRC102MTA B1GCCFJJ0016 C E B 25 SB WA101E SB WA101EB ...

Page 26: ...14 Exploded view 14 1 Cabinet Parts Location 26 SB WA101E SB WA101EB ...

Page 27: ...14 2 Packaging 14 2 1 SB WA101E EB S 27 SB WA101E SB WA101EB ...

Page 28: ...TOR M Q602 KTC3199GRTA TRANSISTOR M Q603 B1ACCF000089 TRANSISTOR M Q604 KTC3199GRTA TRANSISTOR M Q701 2SD0592ARA TRANSISTOR M Q702 KTC3199GRTA TRANSISTOR M Q703 2SC3940ARA TRANSISTOR M Q704 KRC102MTA TRANSISTOR M Q705 2SD0592ARA TRANSISTOR M Q706 B1ACCF000089 TRANSISTOR M Q707 2SB0621AHA TRANSISTOR M DIODES D501 B0AACK000004 DIODE M D502 B0AACK000004 DIODE M D503 B0AACK000004 DIODE M 15 Replacemen...

Page 29: ...AEA00003 PC POWER RELAY M FUSE F1 K5D162BL0001 FUSE M Ref No Part No Part Name Description Remarks FUSE HOLDERS FC701 EYF52BCY FUSE CLIP M FC702 EYF52BCY FUSE CLIP M HOLDERS H501 K1YF07000001 WIRE HOLDER M H503 K1YF08000003 8P WIRE HOLDER M JACKS JK501 K4BK01H00011 JK FL MULTI OUT M JK701 K2AA2B000015 JK AC INLET M EARTH TERMINAL E500 SNE1004 3 EARTH TERMINAL M E601 K4CZ01000027 EARTH LUG M WIRES ...

Page 30: ...AK010XB 1 50V M C502 F1D1H221A012 220P 50V M C503 F1D1H221A012 220P 50V M C504 F1D1H221A012 220P 50V M C505 ECA1CAK100XB 10 16V M C506 ECA1CAK100XB 10 16V M C507 ECQV1H334JL3 0 33 50V M C508 ECQV1H334JL3 0 33 50V M C509 ECQV1H334JL3 0 33 50V M C510 ECQV1H184JL3 0 18 50V M C511 ECA1EAK220XB 22 25V M Ref No Part No Part Name Description Remarks C512 ECA1CAM331XB 330 16V M C513 ECA1CAK100XB 10 16V M ...

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