Panasonic SA-PM53E, Service Manual

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Decoding 16/20/24 bit linear
Pickup
Wavelength 785 nm
Beam source Semiconductor laser
Laser power CLASS 1
Audio output (Disc)
Number of channels 2-Channel
Frequency response 20 Hz to 20 kHz (+1dB, -2 dB)
Wow and flutter Below measurable limit
Digital filter 8 fs
D/A converter MASH (1 bit DAC)
n General
Power supply AC 230 V, 50 Hz (For E, EG)
AC 230-240 V, 50 Hz (For EB)
Power consumption 125 W
Dimensions (W x H x D) 175 mm x 249 mm x 355 mm
Mass 5.4 kg
1 Safety Precautions 4
1.1. GENERAL GUIDELINES 4
1.2. Caution for AC Cord 5
1.3. Before Repair and Adjustment 6
1.4. Protection Circuitry 6
2 Prevention of Electro Static Discharge (ESD) to
Electrostatically Sensitive (ES) Devices 7
3 Precaution of Laser Diode 8
4 Handling Precautions For Traverse Deck 9
5 Handling the Lead-free Solder 10
5.1. About lead free solder (PbF) 10
6 Accessories 11
7 Operating Instructions Procedures 12
7.1. Main Unit & Remote Control Operation 12
7.2. Disc Information 13
8 Self-Diagnosis & Special Mode Setting 14
8.1. Special Mode Table 14
8.2. Error Code Table 23
9 Assembling and Disassembling 26
9.1. Caution 26
9.2. Disassembly flow chart 27
9.3. Main Parts Location Diagram 28
9.4. Disassembly of Side Panel L & R 29
9.5. Disassembly of Top Cabinet 29
9.6. Disassembly of Deck P.C.B. and Tape Eject P.C.B. 29
9.7. Disassembly of Front Panel 30
9.8. Disassembly of Panel P.C.B. 30
Operating temperature range +5°C to +35°C
Operating humidity range 5% to 90% RH (no condensation)
Power consumption in standby
mode 0.6 W
Notes :
1. Specifications are subject to change without notices. Mass and
dimensions are approximate.
2. Total harmonic distortion is measured by the digital spectrum
analyzer.
3. The labels “HIGH” and “LOW” on the rear or the speakers refer to
High frequency and Low frequency.
n System : SC-PM53E-S Music center: SA-PM53E-S
Speaker: SB-PM53EG-MJ
n System : SC-PM53EB-S Music center: SA-PM53EB-S
Speaker: SB-PM53EG-MJ
n System : SC-PM53EG-S Music center: SA-PM53EG-S
Speaker: SB-PM53EG-MJ
9.9. Disassembly of Rear Cabinet 31
9.10. Disassembly of Main P.C.B. 31
9.11. Disassembly of Transformer P.C.B. 32
9.12. Disassembly of Tuner Pack 32
9.13. Disassembly of Power P.C.B. 33
9.14. Disassembly of CR16 Mechanism 33
9.15. Replacement of CD Lid 34
9.16. Replacement of Cassette Lid 35
9.17. Replacement of the Power IC 36
9.18. Procedure for Replacing Pinch Roller and Head Block
(Deck Mechanism Unit) 37
9.19. Procedure for Replacing Motor, Capstan Belt A, Capstan
Belt B, and Winding Belt (Deck Mechanism Unit) 37
9.20. Procedure for Replacing Parts on Deck Mechanism PCB
39
9.21. Disassembly of CR16 Mechanism 39
9.22. Replacement of optical pickup unit (CD mechanism) 40
9.23. Replacement of a traverse gear A and a traverse gear B
42
9.24. Procedure for removing CD loading mechanism 43
9.25. CR16 mechanism disassembly procedure 43
9.26. CR16 MECHANISM ASSEMBLY PROCEDURE 49
9.27. Disassembly of traverse mechanism 62
9.28. Handling of cassette tape jam 63
10 Service Positions 64
10.1. Checking and Repairing of Deck, Deck Mechanism and
Tape Eject P.C.B. 64
CONTENTS
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SA-PM53E / SA-PM53EB / SA-PM53EG