Panasonic SA-BX500PP, Service Manual

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1 Safety Precautions 5
1.1. GENERAL GUIDELINES 5
1.2. Before Repair and Adjustment 5
1.3. Protection Circuitry 5
1.4. Safety Parts Information 6
2 Prevention of Electrostatic Discharge (ESD) to
Electrostatically Sensitive (ES) Devices 7
3 About Lead Free Solder (PbF) 8
3.1. Service caution based on legal restrictions 8
4 Accessories 9
5 Operation Procedures 10
5.1. Remote Control Key Buttons Operations 10
5.2. Main Unit Key Buttons Operations 11
5.3. Using the VIERA Link “HDAVI Control™” 12
5.4. Main Unit Connections 13
6 Self-Diagnosis and Display Function 21
6.1. Automatically Displayed Error Codes 21
6.2. Display Details 21
6.3. Overload/Shutdown Detection internal Condition 22
6.4. Overload/Thermal Detection Display 22
6.5. Activating Self Diagnosis Function (Service Mode) 22
6.6. Returning to Normal Display 23
6.7. Activating Self Diagnosis Function (Doctor Mode) 23
6.8. Wireless Link 24
7 Assembling and Disassembling 26
7.1. Disassembly Flow Chart 27
7.2. Main Components and P.C.B. Locations 28
7.3. Disassembly of Top Cabinet 29
7.4. Disassembly and checking of DSP (Side A/B) P.C.B. 29
7.5. Disassembly and checking of Speaker P.C.B. 30
7.6. Disassembly and checking of D-Amp B (3CH) & Fan
P.C.B. 30
7.7. Replacement of Digital Amp IC (IC5000) of D-Amp B
(3CH) P.C.B. 32
7.8. Disassembly and checking of SMPS & AC Inlet P.C.B. 33
7.9. Replacement of Switch Regulator IC (IC5701) 34
7.10. Replacement of Switch Regulator Diode (D5702) 35
7.11. Replacement of Regulator Diode (D5801) 37
7.12. Replacement of Regulator Diode (D5802) 37
7.13. Replacement of Regulator Diode (D5803) 38
7.14. Disassembly and checking of D-Amp A (4CH) P.C.B. 39
7.15. Replacement of Digital Amp IC (IC5000) of D-Amp A
(4CH) P.C.B. 40
7.16. Disassembly and checking of HDMI side (A) and side (B)
41
7.17. Disassembly and Checking of S-Video & Video P.C.B. 42
7.18. Disassembly and checking of Wireless Adapter, Digital &
D-Port P.C.B. 42
7.19. Disassembly and Checking of Main (Side A/B) P.C.B. 44
7.20. Disassembly of Front Panel 45
7.21. Disassembly and checking of Panel, Headphone, Volume
P.C.B. 46
8 Voltage and Waveform Chart 48
8.1. HDMI P.C.B. 48
8.2. DSP P.C.B. 50
8.3. D-Amp A (4CH) P.C.B. 53
8.4. D-Amp B (3CH) P.C.B. 54
8.5. Main P.C.B. 55
8.6. Panel P.C.B. 58
8.7. Digital, Speaker & Fan P.C.B. 58
8.8. Video P.C.B. 59
8.9. S-Video P.C.B. 59
8.10. SMPS P.C.B. 59
8.11. Waveform Chart 60
9 Illustration of IC’s, Transistors and Diodes 62
10 Wiring Connection Diagram 63
11 Block Diagram 65
11.1. System Control 65
11.2. HDMI 66
11.3. IC Terminal (HDMI) Chart 67
11.4. DSP 68
11.5. IC Terminal (DSP) Chart 70
11.6. Audio 72
11.7. Digital Audio Amp (4CH) 74
11.8. Digital Audio Amp (3CH) 75
11.9. Speaker Channel 76
11.10. Video (component & composite video) 77
11.11. Video (S-video) 78
11.12. Power 79
12 Schematic Diagram Notes 81
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SA-BX500PP