Panasonic SA-XR55E, Service Manual, Page: 3 / 130

9.1. Automatically Displayed Error Codes 28
9.2. Display Details 28
9.3. Returning to Normal Display 28
9.4. Overload/Shutdown Detection intenal Condition 28
9.5. Overload/Thermal Detection Display 28
9.6. Activating Self Diagnosis Function (Servicing Mode) 28
9.7. Analog 6.1 CH Output Check Method 29
9.8. Returning to Normal Display 29
9.9. Activating Self Diagnosis Function (Doctor Mode) 29
10 Voltage Measurement and Waveform Chart 31
10.1. Voltage Measurement 31
10.2. Waveform Chart 38
11 Block Diagram 40
12 Notes of Schematic Diagram 52
13 Schematic Diagram 53
13.1. DSP Circuit 53
13.2. Main Circuit 58
13.3. Input Circuit &Tuner Extent Circuit 76
13.4. Panel Circuit 81
13.5. Speaker Circuit, Headphone Circuit & Volume Circuit 83
13.6. Power Circuit 84
13.7. Video & Optical Circuit 88
13.8. Component Video Circuit 91
14 Printed Circuit Board 92
14.1. DSP P.C.B. (Side A & B) 92
14.2. Main P.C.B. (Side A & B) 94
14.3. Input P.C.B. 98
14.4. Tuner Extent P.C.B., Panel P.C.B. & Headphone P.C.B.
100
14.5. Volume P.C.B. & Speaker P.C.B. 102
14.6. Power P.C.B. 103
14.7. Video & Optical P.C.B. & Component Video P.C.B. 104
15 Wiring Connection Diagram 106
16 Type Illustration of IC
ｴ
s, Transistors and Diodes 108
17 Terminal Function of ICs 109
17.1. IC6801 (C2BBGF000669): Microprocessor 109
18 Parts Location and Replacement Parts List 110
18.1. Cabinet Parts Location 111
18.2. Electrical Parts List 114
18.3. Packing Materials & Accessories Parts List 130
18.4. Packaging 130
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SA-XR55E / SA-XR55EB / SA-XR55EG