L32A404
8
Troubleshooting
1). No Picture, No Sound
First, confirm the status of Stand-by / On lamp (LED), then survey by following the flowchart as shown below.
Status of Stand-by / On lamp (LED)
Estimated cause, method of survey
Not lighting
Confirm the connection of AC cord is complete, and AC
switch is turned on, then forward to (1).
Lighting in red
Power save mode of Video or PC input. It is not defect.
Lighting in red
Turn power on by remote controller.
If it does not turn power on, forward to (2).
Lighting in blue
Forward to (2).
(1) Stand-by / On lamp (LED)
is not lighting
The voltage of
pin No.11,No.12 of
CN701 on
Main Board is 5V?
Power Board
No
Yes
Main Board
Содержание ALPHA L32A404
Страница 4: ...L32A404 4 Dimensions ...
Страница 13: ...L32A404 13 Power Board ...
Страница 31: ...L32A404 31 PCB Layout Main Board 715G3269M01001005K ...
Страница 32: ...L32A404 32 ...
Страница 33: ...L32A404 33 Power Board 715G3261P02000003S ...
Страница 34: ...L32A404 34 ...
Страница 35: ...L32A404 35 Key Board 715G3293 1 IR Board 715G3482 1 ...
Страница 63: ...L32A404 63 Accessories a M4x12 0M1G 940 12 47 CR3 b Q4x16 0Q1G 940 16 47 CR3 Part No 089T702A18N BL ...