
3. No Raster
Check the
output of Q2 or |
| |
| ||
pin 3 of U3. | < 2.5 | |
|
| |
|
| |
| > 2.5 |
|
|
|
|
Is 12V | No | |
plugged in pin 1 | ||
of CN4A(power |
| |
board)? |
| |
| Yes |
|
|
| |
|
|
|
Is the output of | No |
inverter correct? |
|
|
Yes
Replace a LCD panal.
Trouble in Q6 or pin 3 of -com.
Check the output of D811(power board).
Replace the inverter.
17