Zenith HDR230 Manual de servicio Pagina 22
- Pagina / 94
- Tabla de contenidos
- MARCADORES
- SERVICE MANUAL 1
- SECTION 1 2
- OVERVIEW 3
- A.C. Voltmeter 4
- SERVICING PRECAUTIONS 5
- SPECIFICATIONS 6
- LOCATION OF CUSTOMER CONTROLS 7
- REMOTE CONTROL 8
- SECTION 2 9
- CABINET & MAIN CHASSIS 9
- EXPLODED VIEWS 10
- 2. Packing Accessory Section 11
- SECTION 3 12
- ELECTRICAL 12
- Front Board 13
- 1) INITIAL 18
- 2) POWER(SMPS) PART 19
- 3) SYSTEM PART 21
- 4) VIDEO PART 22
- 5) AUDIO PART 25
- 6) VSB PART 26
- 7) PVR PART 27
- 5. VOLTAGE MEASURED VALUE 29
- 2) DIODE 32
- 3) TRANSISTOR 33
- 1) RESET BLOCK DIAGRAM 35
- 2) POWER BLOCK DIAGRAM 36
- 4. WAVEFORMS 38
- 3-19 3-20 39
- 3) VIDEO [PLL] PART 40
- 3-23 3-24 41
- 6) PVR [CLOCK] PART 43
- 7) VSB [VSB DECODER] PART 44
- 8) VSB [DOWN CONVERTER] PART 45
- 3-33 3-34 46
- 1) OVERALL BLOCK DIAGRAM 48
- (D125, D126, C128 49
- C126, L122, C130) 49
- (D121, C122 49
- L121, C124) 49
- 3) SYSTEM BLOCK DIAGRAM 50
- 4) VIDEO BLOCK DIAGRAM 51
- 5) VIDEO PLL BLOCK DIAGRAM 52
- STi4600 53
- AC-3 Decoder 53
- PCI I/F Signals 55
- From CPU 55
- 7. CIRCUIT DIAGRAMS 56
- 2) SYSTEM CIRCUIT DIAGRAM 1 57
- 3) SYSTEM CIRCUIT DIAGRAM 2 58
- 4) SYSTEM CIRCUIT DIAGRAM 3 59
- 5) VIDEO CIRCUIT DIAGRAM 1 60
- 6) VIDEO CIRCUIT DIAGRAM 2 61
- 7) AUDIO CIRCUIT DIAGRAM 62
- 8) PVR CIRCUIT DIAGRAM 1 63
- 9) PVR CIRCUIT DIAGRAM 2 64
- 10) VSB CIRCUIT DIAGRAM 65
- 3-76 3-77 66
- '03. 3. 15 67
- 13) FRONT CIRCUIT DIAGRAM 68
- RIGHTLEFT 68
- 8. PRINTED CIRCUIT DIAGRAMS 69
- 3-84 3-85 70
- 3-86 3-87 71
- LOCATION GUIDDE 72
- MODEL:(A)HDR230(ZENITH) 73
- .ELECTRICAL SECTION 74
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