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Speaker unit (Woofer) 13 cm cone type, 4 Ω Satellite speakers: SB-HT15P-S Output sound pressure level 80 dB/W (1.0 m) Active subwoofer: SB-WA15E-S Frequency range 40 Hz-220 Hz (-16 dB) 45 Hz-180 Hz (-10 dB) n System: SC-HT15EB-S Music Center: SA-HT15EB-S Dimensions (W x H x D) 200 x 367.5 x 492 mm...
SB-WA15E / SB-WA15EB 1.1. GENERAL GUIDELINES 10 Notes of Schematic Diagram 2 Caution for AC Mains Lead 11 Schematic Diagram 3 Handling the Lead-free Solder 11.1. Power Circuit 3.1. About lead free solder (PbF) 11.2. AC Inlet Circuit and Transformer Circuit...
SB-WA15E / SB-WA15EB 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. 2. After servicing, ensure that all the protective devices such as insulation barriers, insulation papers shields are properly installed.
SB-WA15E / SB-WA15EB 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.
SB-WA15E / SB-WA15EB 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. · 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.
SB-WA15E / SB-WA15EB 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.
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SB-WA15E / SB-WA15EB 7.1.2. Disassembly of the Power Amp Unit...
SB-WA15E / SB-WA15EB 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 slightly lift up the Front Panel unit as arrow shown. Note: Step 1: Slot a steel ruler into the holes to give a gap between Be careful with the bosses which are glued to the unit.
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SB-WA15E / SB-WA15EB · Assembly of the Front Panel unit. Step 1: Remove 4 screws from the Woofer 1. Step 1: Clean up the remaining glue at the 6 boss points and replace with the normal glue. Step 2: Remove the Woofer 1 by detaching the (+) and (-) wires.
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SB-WA15E / SB-WA15EB Step 1: Remove 4 screws from the Woofer 2. Step 2: Remove 3 screws from the rear panel. Step 2: Remove the Woofer 2 by detaching the (+) and (-) wires. 7.2.4. Disassembly of the Power Amp Unit Step 3: Slightly pull out the Power Amp unit as arrow shown.
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SB-WA15E / SB-WA15EB Step 4: Remove 4 screws from the rear panel. Step 5: Pull out the entire Power Amp unit. 7.2.5. Disassembly of the Rear Panel and Fan Unit Follow Step (1) to Step (4) described in section 7.2.4.
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SB-WA15E / SB-WA15EB Step 1: Disconnect the connector CN502. Step 2: Remove the AC Inlet P.C.B. by pulling the P.C.B. support claw as arrow shown. Steps 1 and 2: Remove 4 screws. Step 3: Desolder the terminals of Power IC and Transistors.
SB-WA15E / SB-WA15EB 8 Voltage Measurement and Waveform Chart Note: · Indicated voltage values are the standard values for the unit measured by the DC electronic circuit tester (high-impedance) with the chassis taken as standard. Therefore, there may exist some errors in the voltage values, depending on the internal impedance of the DC circuit tester.
SB-WA15E / SB-WA15EB 8.2. Waveform Chart CN501 PIN 1 CN501 PIN 3 CN501 PIN 8 CN501 PIN 21 CD PLAY CD PLAY CD PLAY CD PLAY 19.8Vp-p (10msec.div) 20.2Vp-p (10msec.div) 1.06Vp-p (10msec.div) 5.52Vp-p (10msec.div) CN501 PIN 22 CN501 PIN 24...
SB-WA15E / SB-WA15EB 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-HT15EG/EB/EP-S, SWITCHING SL(R)/SURRL(R) FILTER JK501(JK502) SURROUND SPEAKER CCH/CENTRE FILTER JK502...
SB-WA15E / SB-WA15EB 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.
SB-WA15E / SB-WA15EB 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 C551 0.01 E501 R513 R501 K4CZ01000027 4.7K R502 C507 18P 4.7K...
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SB-WA15E / SB-WA15EB SCHEMATIC DIAGRAM-2 : MAIN SIGNAL LINE : -B SIGNAL LINE POWER CIRCUIT : +B SIGNAL LINE JK501 SRLch L501 G0AR76Y00001 FRch R621 FLch L502 G0AR76Y00001 C581 R622 0.001 E500 K4CZ01000027 L505 G0AR76Y00001 JK502 L503 G0AR76Y00001 R625 SRRch...
SB-WA15E / SB-WA15EB 13 Wiring Connection Diagram POWER P.C.B. SOLDER SIDE CN501 TO MAIN UNIT 7..1 CP502 CN503 JK502 CENTRE SPEAKER SURROUND RIGHT SPEAKER SURROUND LEFT SPEAKER FRONT RIGHT SPEAKER CN506 FRONT LEFT CN507 SPEAKER...
SB-WA15E / SB-WA15EB 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.
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SB-WA15E / SB-WA15EB 15.1.2. Cabinet Parts List Ref. Part No. Part Name & Description Remarks CABINET AND CHASSIS RFKHBWA830PP SUB WOOFER CAB ASS’Y XTB3+12JFJ SCREW (LIGHT. CHIP) B3AAA0000583 LED (RED) RGKX0284-HJ XTB4+12AFJ SCREW RKAX0019-KJ LEG CUSION RYQX0167A-SJ FRONT PANEL UNIT...
SB-WA15E / SB-WA15EB 15.2. Electrical Parts List Ref. Part No. Part Name & Description Remarks CP502 K1KA07AA0297 CONNECTOR Ref. Part No. Part Name & Description Remarks COILS & TRANSFORMERS PRINTED CIRCUIT BOARD L500 ELF15N035AN LINE FILTER REPV0067B POWER P.C.B./ AC INLET...
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SB-WA15E / SB-WA15EB Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R510 D0AE472JA048 4.7K 1/4W CAPACITORS R511 D0AE153JA048 15K 1/4W R512 D0AE153JA048 15K 1/4W C500 ECKWRS102MBC 1000P 400V R513 D0AE563JA048 56K 1/4W...
SB-WA15E / SB-WA15EB 15.3. Packing Materials & Accessories Parts List Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks PACKING MATERIALS RPNV0068 POLYFOAM RPFX0113 MIRAMAT 15.4. Packaging FLE0503 J/A/S/E/N...
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