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Short check of 8 Transistors
(55inch=Q7801-Q7808
65inch=Q7804-Q7811)
between
Collector and Emitter
P board
Both
OK
Panel Module
Shorted
OK
Short check between SRV-
VLED of P board and GND.
P board
Troubleshooting for LED Blinking ( 1 time blink ) for A+P type -5
<A+P>
Any one of them opened
Both Panel and P board
Disassemble P board
.
Open check of 8 Fuses
(PA7801-PA7808) of
P board
A+P Board Type (
only
TX-65/55FX74#/75#/78#, TH/TC-65/55FX800)
OK
(all shorted)
Any one of them shorted
Summary of Contents for OLED-201806
Page 4: ...1 Board Layout 4 ...
Page 12: ...12 2 Signal Processing 2 1 Signal Flow ...
Page 17: ...17 2 2 Troubleshoot of Picture Problem ...
Page 22: ...22 3 Power Supply 3 1 Power Board Structure ...
Page 50: ...50 3 3 SOS Protection Circuit and Troubleshoot of Power Problem ...
Page 72: ...4 Handling and Rear Cover Disassemble and Assemble 72 ...
Page 78: ...5 Information of OLED model Basically same as last year model EZ series 78 ...