Panasonic SB-WA530EB Service Manual
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Panasonic SB-WA530EB Service Manual

Panasonic SB-WA530EB Service Manual

Active subwoofer system
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Specification
n Active subwoofer
Type
Speaker unit(s)
1. Woofer
2. Woofer
Output sound pressure level
Frequency range
Dimensions (W x H x D)
Mass
n General
Power consumption
CONTENTS
All manuals and user guides at all-guides.com
1 way, 2 speaker system, Bass
reflex
13 cm Cone type, 4Ω
13 cm Cone type, 4Ω
80 dB/W (1.0 m)
40 Hz-220 Hz (-16 dB)
45 Hz-180 Hz (-10 dB)
201.5 x 368.2 x 491.5 mm
11.3 kg
250 W
Page
3
3
4
5
5
Active Subwoofer System
SB-WA530EB
Colour
(S)... Silver Type
Power supply
Note :
Specifications are subject to change without notice.
Mass and dimensions are approximate.
n System : SC-HT530(EB)
© 2005 Matsushita Electric Industrial Co. Ltd.. All
rights
reserved.
distribution is a violation of law.
ORDER NO. MD0502044C2
AC 230-240V, 50Hz
Music Center : SA-HT530(EB)
Satellite Speakers : SB-HT530(EB)
Active Subwoofer : SB-WA530(EB)
Page
Unauthorized
copying
and
5
5
6
7
7

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Summary of Contents for Panasonic SB-WA530EB

  • Page 1: Table Of Contents

    All manuals and user guides at all-guides.com ORDER NO. MD0502044C2 Active Subwoofer System SB-WA530EB Colour (S)... Silver Type Specification n Active subwoofer Power supply AC 230-240V, 50Hz Type 1 way, 2 speaker system, Bass reflex Note : Speaker unit(s) Specifications are subject to change without notice.
  • Page 2 SB-WA530EB All manuals and user guides at all-guides.com 7.2. Disassembly of the Speaker Unit and Checking of the 12 Printed Circuit Board P.C.B. 12.1. Power P.C.B. 8 Voltage Measurement and Waveform Chart 12.2. AC Inlet P.C.B. and Transformer P.C.B. 8.1. Voltage Measurement 13 Wiring Connection Diagram 8.2.

  • Page 3: Safety Precautions

    SB-WA530EB All manuals and user guides at all-guides.com 1 Safety Precautions 1.1. GENERAL GUIDELINES 1. When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit.

  • Page 4: Caution For Ac Mains Lead

    SB-WA530EB All manuals and user guides at all-guides.com 2 Caution for AC Mains Lead...

  • Page 5: Handling The Lead-Free Solder

    SB-WA530EB All manuals and user guides at all-guides.com 3 Handling the Lead-free Solder 3.1. About lead free solder (PbF) Distinction of PbF P.C.B. : P.C.B.s (manufactured) using lead free solder will have a PbF stamp on the P.C.B. Caution: · Pb free solder has a higher melting point than standard solder. Typically the melting point is 50 - 70°F (30 - 40°C) higher.

  • Page 6: Connection Of The Speaker Cables

    SB-WA530EB All manuals and user guides at all-guides.com 6 Connection of the Speaker Cables · Be sure to connect speaker cables before connecting the AC power supply cord. · The load impedance of any speaker used with this unit must be 4Ω.

  • Page 7: Disassembly Procedure

    SB-WA530EB All manuals and user guides at all-guides.com 7 Disassembly Procedure “ATTENTION SERVICER” Some chassis components may have sharp edges. Be careful when disassembling and servicing. 1. This section describes procedures for checking the operation of the major printed circuit boards and replacing the main components.

  • Page 8: Disassembly Of The Speaker Unit And Checking Of The

    SB-WA530EB All manuals and user guides at all-guides.com 7.2. Disassembly of the Speaker Unit and Checking of the P.C.B. 7.2.1. Disassembly of the Front Panel Unit Step 3: Use the screwdriver to slightly lift up the Front Panel Unit as arrow shown.
  • Page 9 SB-WA530EB All manuals and user guides at all-guides.com · Assembly of the Front Panel Unit. Step 1: Remove 4 screws from the Woofer 1. Step 1: Clean up all the glue at the 6 Boss points and replace with the normal glue.
  • Page 10 SB-WA530EB All manuals and user guides at all-guides.com 7.2.4. Disassembly of the Power Amp Unit Step 1: Remove 4 screws from the Woofer 2. Step 1: Lay the speaker unit as shown. Remove 6 screws from the bottom of the woofer unit.
  • Page 11 SB-WA530EB All manuals and user guides at all-guides.com 7.2.5. Disassembly of the Rear Panel and Fan Unit Follow Step (1) to Step (5) described in section 7.2.4. Step 3: Pull out the Power Amp Unit slightly as shown. Step 1 & 2: Remove 7 screws from the rear panel.
  • Page 12 SB-WA530EB All manuals and user guides at all-guides.com Step 5: Lay the rear panel and remove the Fan Unit as arrow shown. 7.2.6. Disassembly and checking of the AC Inlet P.C.B., Power P.C.B. and Step 4 & 5: Remove 6 screws.
  • Page 13 SB-WA530EB All manuals and user guides at all-guides.com Step 4: Detach the Power IC and Transistor from Heat sink. 7.2.7. Replacement of Power IC and Transistor Follow Step (1) to Step (5) described in section 7.2.4. Follow Step (1) to Step (3) described in section 7.2.5.

  • Page 14: Voltage Measurement And Waveform Chart

    SB-WA530EB All manuals and user guides at all-guides.com 8 Voltage Measurement and Waveform Chart 8.1. Voltage Measurement ERROR: E:\asa\DAND\手配分_A-24_L-6\A4\md0502044c2\wa530eb.pdf 8.2. Waveform CN501 PIN 1 CN501 PIN 3 CN501 PIN 8 CP501 PIN 21 CD PLAY CD PLAY CD PLAY CD PLAY 19.0Vp-p (10msec.div)

  • Page 15: Block Diagram

    SB-WA530EB All manuals and user guides at all-guides.com 9 Block Diagram IC501 RSN311W64D-P POWER HIC POWER CONTROL CIRCUIT POWER CONTROL/PROTECTION CIRCUIT 12(11) (25) (19) D501 D502 Q506 INTERFACE SWITCH TO MAIN BLOCK Q505 (JK2000) OF SA-HT530EB-S SWITCH SL(R) FILTER JK501(JK502)

  • Page 16: Notes Of Schematic Diagram

    SB-WA530EB All manuals and user guides at all-guides.com 10 Notes of Schematic Diagram (All schematic diagrams may be modified at any time with the development of the new technology) Note: · The voltage value and waveforms are the reference voltage of this unit measured by DC electronic voltmeter (high impedance) and oscilloscope on the basis of chassis.

  • Page 17: Schematic Diagram

    SB-WA530EB All manuals and user guides at all-guides.com 11 Schematic Diagram 11.1. Power Circuit SCHEMATIC DIAGRAM-1 : -B SIGNAL LINE : MAIN SIGNAL LINE POWER CIRCUIT : +B SIGNAL LINE IC501 IC501 RSN311W64D-P POWER HIC E501 C551 K4CZ01000027 0.01 R513 R501 4.7K...
  • Page 18 SB-WA530EB All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM-2 : MAIN SIGNAL LINE : -B SIGNAL LINE POWER CIRCUIT : +B SIGNAL LINE JK501 SRLch FRch L501 0.7µH FLch L502 0.7µH R621 R622 L505 0.7µH JK502 L503 0.7µH R625...

  • Page 19: Transformer Circuit And Ac Inlet Circuit

    SB-WA530EB All manuals and user guides at all-guides.com 11.2. Transformer Circuit and AC Inlet Circuit SCHEMATIC DIAGRAM-3 : -B SIGNAL LINE : +B SIGNAL LINE C555 R589 35V4.7 Q516 R578 B1GACFJJ0016 SYNC SWITCH CN502 D527~D530 R580 B0EAKM000122 PCONT D.GND Q517...

  • Page 20: Printed Circuit Board

    SB-WA530EB All manuals and user guides at all-guides.com 12 Printed Circuit Board 12.1. Power P.C.B. POWER P.C.B (REPX0473B) CN501 J539 J570 J528 CP502 C550 E500 TO MAIN UNIT J567 R583 D508 J504 J533 C576 C577 D504 Q505 Q506 J512 D558...
  • Page 21 SB-WA530EB All manuals and user guides at all-guides.com D562 Q557 Q556 Q552 J567 R583 C570 D508 C580 J504 J533 R582 C576 J586 R606 Q553 Q554 Q555 Q505 Q506 J544 D560 Q501 R558 D555 D558 CN503 D557 Q520 R564 R402 R581...

  • Page 22: Ac Inlet P.c.b. And Transformer P.c.b

    SB-WA530EB All manuals and user guides at all-guides.com 12.2. AC Inlet P.C.B. and Transformer P.C.B. AC INLET P.C.B (REPX0473B) (BLU) (BRW) T2AL 250V FC501 FC502 T502 (BACK-UP TRANSFORMER) Q517 JK500 L500 Q516 J6001 RLY501 C555 R589 R578 J6002 Q519 AC IN...

  • Page 23: Wiring Connection Diagram

    SB-WA530EB All manuals and user guides at all-guides.com 13 Wiring Connection Diagram CN501 7..1 TO MAIN UNIT CN503 CP502 CENTER SPEAKER JK502 SURROUND RIGHT SPEAKER SURROUND LEFT SPEAKER FRONT RIGHT SPEAKER CN507 SPEAKER FRONT LEFT...

  • Page 24: Illustration Of Ics, Transistors And Diodes

    SB-WA530EB All manuals and user guides at all-guides.com 14 Illustration of ICs, Transistors and Diodes RSN311W64D-P B1GCCFJJ0015 B1ACCF000063 B1BCCG000021 2SD0592ARA B1GACFJJ0016 B1BACG000036 B1AACF000089 B0JAPG000019 MA2C700A0F B0BA5R600016 B0BA01900005 B0BA5R100013 B0EAKM000117 B0BA01100004 B0BA6R600008 B0HARM000017 Cathode Cathode Cathode Anode Anode Anode B0AACK000004 B0EAKM000122...

  • Page 25: Parts Location And Replacement Parts List

    SB-WA530EB All manuals and user guides at all-guides.com 15 Parts Location and Replacement Parts List Notes: · Important safety 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.

  • Page 26: Cabinet

    SB-WA530EB All manuals and user guides at all-guides.com 15.1. Cabinet 15.1.1. Cabinet Parts Location...
  • Page 27 SB-WA530EB All manuals and user guides at all-guides.com...
  • Page 28 SB-WA530EB All manuals and user guides at all-guides.com 15.1.2. Cabinet Parts List Ref. Part No. Part Name & Description Remarks CABINET AND CHASSIS RFKHBWA730PP SUB WOOFER CAB ASS’Y XTB3+12GFJ SCREW B3AAA0000583 LED (RED) RGKX0284-H XTB4+12AFJ WOOD SCREW (TBZP) RKAX0019-KJ LEG CUSHION...

  • Page 29: Electrical Parts List

    SB-WA530EB All manuals and user guides at all-guides.com 15.2. Electrical Parts List Ref. Part No. Part Name & Description Remarks CN506 K1KA04A00105 4P CONNECTOR Ref. Part No. Part Name & Description Remarks CN507 K1KA02A00008 2P CONNECTOR PRINTED CIRCUIT BOARD CP502...
  • Page 30 SB-WA530EB All manuals and user guides at all-guides.com Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R508 ERDS2TJ392T 3.9K 1/4W R625 ERDS2TJ100T 10 1/4W R509 ERDS2TJ472T 4.7K 1/4W R510 ERDS2TJ472T 4.7K 1/4W...

  • Page 31: Packing Materials & Accessories Parts List

    SB-WA530EB All manuals and user guides at all-guides.com 15.3. Packing Materials & Accessories Parts List Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks PACKING MATERIALS RPNX0292 POLYFOAM RPFX0071 MIRAMAT BAG 15.4. Packaging...

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