M800/M80/E80 Series Maintenance Manual
6 Replacing Each Unit
164
IB-1501273-F
6.6 Operation Panel I/O Unit
Always replace the operation panel I/O unit with the control unit (machine) power turned OFF.
(1) Check that the machine power is turned OFF. (If the power is not OFF, turn it OFF.)
(2) Open the operation panel door.
(3) Disconnect all the cables connected to the operation panel I/O unit.
(4) Remove the screws fixing the operation panel I/O unit, and take the unit off.
(5) Install a new operation panel I/O unit with fixing screws. (Fix so that the operation panel I/O unit connector slot is placed
at the lower part.)
(6) Connect all the cables back to the operation panel I/O unit. (Always connect the cables to the designated connectors.)
(7) Confirm that all the cables are correctly connected and close the operation panel door.
FCU8-DX830/FCU8-DX837/FCU8-DX730 (M800W/M80W)
Mounting screw size: M3
Replacement procedures (M800W/M80W)
CAUTION
1. Incorrect connections could cause devices to damage. Connect the cables to designated connectors.
2. Do not replace the operation panel I/O unit while the power is ON.
3. Do not connect or disconnect the cables between units while the power is ON.
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