PDP-434CMX
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COTENTS
SAFETY INFORMATION
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1. SPECIFICATIONS
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7
2. EXPLODED VIEWS AND PARTS LIST ............................................................................................................ 8
2.1 PACKING
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2.2 CHASSIS SECTION (1)
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2.3 CHASSIS SECTION (2)
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2.4 FRAME SECTION
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2.5 MULTI BASE SECTION
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2.6 TERMINAL PANEL and REAR SECTION
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2.7 FRONT SECTION
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2.8 PANEL CHASSIS (43) ASSY (AWU1098)
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2.9 PDP SERVICE ASSY 434CMX (AWU1094) ............................................................................................ 23
3. BLOCK DIAGRAM AND SCHEMATIC DIAHRAM (Refer to “Service Manual: ARP3199”) ............................ 24
3.1 BLOCK DIAGRAM ................................................................................................................................... 24
3.1.1 OVERALL BLOCK DIAGRAM (1/2)
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3.1.2 OVERALL BLOCK DIAGRAM (2/2)
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3.1.3 SIGNAL ROUTE
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3.1.4 43 Y DRIVE ASSY
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3.1.5 43 X DRIVE ASSY
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3.1.6 DIGITAL VIDEO ASSY
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3.1.7 AV I/O ASSY
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3.1.8 RGB ASSY
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3.1.9 AUDIO AMP and COMM SLOT ASSYS
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3.2 WAVEFORMS
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3.3 VOLTAGES ............................................................................................................................................... 41
4. PCB CONNECTION DIAGRAM (Refer to “Service Manual: ARP3199”)
5. PCB PARTS LIST
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49
6. ADJUSTMENT ............................................................................................................................................... 62
6.1 ADJUSTMENT REQUIRED WHEN THE SET IS REPAIRED OR REPLACED ....................................... 62
6.2 SERVICE FACTORY MODE .................................................................................................................... 63
6.3 HOW TO ENTER FACTORY MODE ........................................................................................................ 64
6.4 COMMAND DESCRIPTION..................................................................................................................... 87
7. GENERAL INFORMATION ............................................................................................................................. 97
7.1 DIAGNOSIS ............................................................................................................................................. 97
7.1.1 CONFIGURATION OF THE PC BOARD
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97
7.1.2 DIAGNOSIS FOR SHUTDOWN AND POWER-DOWN BY LED
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98
7.1.3 PROCESSING AT THE TIME OF ABNORMALITIES ...................................................................... 105
7.1.4 TEMPERATURE COMPENSATION OF DRIVE SYSTEM VOLTAGE.............................................. 105
7.1.5 POWER ON/OFF FUNCTION FOR THE LARGE-SIGNAL SYSTEM ............................................. 106
7.1.6 BACKUP THE ADJUSTMENT VALUES FOR THE MAIN UNIT ...................................................... 107
7.1.7 TROUBLESHOOTING ..................................................................................................................... 109
7.1.8 DISASSEMBLY
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111
7.2 IC INFORMATIION
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114
8. PANEL FACILITIES
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148