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Panasonic SB-WA101E Service Manual Download Page 22

LED CIRCUIT

TRANSFORMER

CIRCUIT

SB-WA101E/EB  POWER / LEVEL CONTROL / LED / TRANSFORMER CIRCUIT

SCHEMATIC DIAGRAM - 2

4

3

2

1

1 2

C615

0.01

CN601

E601

C701

50V4200

C702

50V4200

D710

D708

D711

D709

CN503

D718

B0EAKM000122

R705

22

Q702

KTC3199GRTA

SWITCH

Q704

KRC102MTA

SWITCH

C703

0.01

R547

1K

R549

470

R548

2.2K

Q506

Q505

Q505,Q506

KRA102MTA

LED DRIVE

CP504

C752    0.01

CN504

D512

B3AKA0000006

T701

G4C7BFK00002

CP701

R701

2.7K

C716

0.01

D705

B0BA01

100004

C708

16V10

R709

15K

C707

16V10

C717

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

7

5

3

1

2

4

6

8

7

5

3

1

1

2

3

2

4

3

1

2

4

3

1

FC701

FC702

H503/

W503

D708~711

B0EAMM000038

D702

W701

S751

ESB92S21B

POWER SW

AC IN

230~240V  50Hz ...EB

230V 50Hz ... E

: +B SIGNAL LINE

: -B SIGNAL LINE

JK701

C618

0.01

R706

2.2K

R707

2.2K

D717

MTZJ18CTA

: MAIN SIGNAL LINE

2/2

SB-WA101E / SB-WA101EB

22

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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