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Service Manual
DPD-7800N ProtableDVD
Contents
Ⅰ、DPD-7800N WHOLE FUNCTION BLOCKS DIAGRAM Ⅱ、DPD-7800N CHECK FLOW CHART
1、 TFT CHECK FLOW CHART 2、 MT1379、MT1336 SYSTEM FLOW CHART Ⅲ 、 MT1379 、 MT1336 FUNCTION BLOCKS DIAGRAM AND PIN DESCRIPTIONS 1、 MT1379、MT1336 SCHEMATIC DIAGRAM 2、 MT1379、MT1336 PIN DESCRIPTIONS
1） MT1379 PIN DESCRIPTIONS 2） MT1336 PIN DESCRIPTIONS Ⅳ、MT1379、MT1336 WAVEFORM OF THE CONTROL SIGNAL Ⅴ、MP1410、AAT1102 PIN DESCRIPTIONS 1、MP1410 PIN DESCRIPTIONS 2、AAT1102 PIN DESCRIPTIONS
Ⅰ、DPD-7800N WHOLE FUNCTION BLOCKS DIAGRAM
Ⅱ、DPD-7800N CHECK FLOW CHART 1、 TFT CHECK FLOW CHART
TFT CHECK START
TFT OFF
CHECK
THE
SWITCH（SW2）IS
OK？
YES
CHECK BACK PIPE HIGH VOLTAGE IS OK？
YES
TEST
DRIVE
CIRCUIT VOLTAGE IS OK？
YES
U1 、 U2 SIGNAL CIRCUIT IS OK?
YES CHANGE THE TFT PARTS
NO
DPD-7800N Datasheet
