LG Electronics LCD 782LS service manual No Raster
Page 13
2. NO RASTER
| NO RASTER | | |
| CHECK | NO | TROUBLE IN |
| J702 PIN 1, 2, 3 |
| |
| | POWER ADATER |
| (12V) ? | |
| | or L703, L704 |
| | |
| YES | | |
| CHECK | NO | TROUBLE IN |
| J702 PIN 8 (5V) ? | | INVON PATTERN |
| YES | | |
| CHECK | NO | TROUBLE IN |
| X501 |
| | X501 |
| H. PULSE ? | |
| | |
| YES | | |
| CHECK | NO | TROUBLE IN |
| U201(GM5020) ? |
| | U201 |
| | |
| YES | | |
| CHECK | NO | TROUBLE IN |
| L201, L202, L203 |
| | U201 |
| PULSE? | |
| | |
| | - 13 - | |
