Verifying a Defective Power/Analog/Video Board -
3
3. Check the connection of the RGB cable to the logic board. (see Figure 3).
Figure 3 RGB Cable Connection
4. Remove the RGB cable and inspect the pins on the logic board connector (see Figure
4). If the pins are bent, carefully attempt to straighten them with a flatblade jeweler’s
screwdriver or needlenose pliers and test the board again.
Note:
The pins on this
connector are very fragile. If they become damaged, you will need to replace the logic
board.
Figure 4 Main Logic Board Connector Pins