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SECTION 1 SUMMARY PRODUCT SAFETY SERVICING GUIDELINES FOR VIDEO PRODUCTS SERVICING PRECAUTIONS SERVICE INFORMATION FOR EEPROM IC SETTING SPECIFICATIONS DIRECTIONS FOR USE 1-3 SECTION 2 CABINET & MAIN CHASSIS 2-1 1. EXPLODED VIEWS 1. CABINET AND MAIN FRAME SECTION 2. PACKING ACCESSORY SECTION SECTION 3 ELECTRICAL OVERALL BLOCK DIAGRAM VCR PART ELECTRICAL ADJUSTMENT PROCEDURES ELECTRICAL TROUBLESHOOTING GUIDE 1. POWER(SMPS) CIRCUIT 2. SYSTEM/KEY CIRCUIT 3. SERVO CIRCUIT 4. Y/C CIRCUIT 5. HI-FI CIRCUIT 6. TUNER/IF CIRCUIT BLOCK DIAGRAMS 1. POWER(SMPS) BLOCK DIAGRAM 2. TU/IF, NICAM & A2 BLOCK DIAGRAM 3. VPS BLOCK DIAGRAM 4. Y/C BLOCK DIAGRAM 5. HI-FI BLOCK DIAGRAM 6. SYSTEM BLOCK DIAGRAM CIRCUIT DIAGRAMS 1. POWER(SMPS) CIRCUIT DIAGRAM 2. TU/IF, NICAM & A2 CIRCUIT DIAGRAM 3. A/V CIRCUIT DIAGRAM 4. HI-FI CIRCUIT DIAGRAM 5. SCART(JACK) CIRCUIT DIAGRAM 6. SYSTEM CIRCUIT DIAGRAM 7. TIMER CIRCUIT DIAGRAM • WAVEFORM & VOLTAGE SHEET • CIRCUIT VOLTAGE CHART PRINTED CIRCUIT DIAGRAMS 1. MAIN P.C.BOARD 2. SMPS P.C.BOARD 3. KEY P.C.BOARD 4. TIMER P.C.BOARD DVD PART ELECTRICAL TROUBLESHOOTING GUIDE & WAVEFORMS 1. SYSTEM OPERATION FLOW 2. TEST & DEBUG FLOW DETAILS AND WAVEFORMS ON SYSTEM TEST AND DEBUGGING 1. SYSTEM 27MHZ CLOCK, RESET, FLASH R/W SIGNAL 2. SDRAM CLOCK 3. TRAY OPEN/CLOSE SIGNAL 4. SLED CONTROL RELATED SIGNAL (NO DISC CONDITION) 5. LENS CONTROL RELATED SIGNAL (NO DISC CONDITION) 6. LASER POWER CONTROL RELATED SIGNAL (NO DISC CONDITION) 7. DISC TYPE JUDGEMENT WAVEFORM 8. FOCUS ON WAVEFORM 9. SPINDLE CONTROL WAVEFORM (NO DISC CONDITION) 10. TRACKING CONTROL RELATED SIGNAL (SYSTEM CHECKING) 11. RF WAVEFORM 12. MT1379 AUDIO OPTICAL AND COAXIAL OUTPUT (ASPDIF) 13. MT1379 VIDEO OUTPUT WAVEFORM 14. AUDIO OUTPUT FROM AUDIO DAC BLOCK DIAGRAMS 1. OVERALL BLOCK DIAGRAM 2. SERVO BLOCK DIAGRAM 3. MPEG & MEMORY BLOCK DIAGRAM 4. VIDEO & AUDIO BLOCK DIAGRAM CIRCUIT DIAGRAMS 1. SYSTEM CIRCUIT DIAGRAM 2. RF & DSP SERVO CIRCUIT DIAGRAM 3. AUDIO CIRCUIT DIAGRAM 4. AV/JACK CIRCUIT DIAGRAM • CIRCUIT VOLTAGE CHART PRINTED CIRCUIT DIAGRAMS 1. MAIN P.C.BOARD SECTION 4 MECHANISM