FANUC Accessories I/O Board A20B-2004-038 Original Import

When installing the I/O board, follow the method in the above figure in reverse order, push the I/O board and each connector horizontally inward (confirm that the fixing screws of the board are securely fastened, and the cable connectors are reliably connected).

1. Cut off the power supply of the controller, pinch the left and right sides of the connector with your fingers, and at the same time move horizontally to disassemble the I/O board communication line

2. Cut off the power supply of the controller, pinch the left and right sides of the connector with your fingers and dial outward horizontally, and remove the connecting cables between the I/O board and peripheral equipment.

3. Cut off the power supply of the controller, remove the two cables connecting the I/O board and the peripheral equipment, and use a Phillips screwdriver to remove the fixing screws to remove the I/O board.

4. I/O board fuse (1A, green).