Function Expansion Unit; Encoder (Manual Pulse Generator) I/F Expansion Unit [M800W/M80W] - Mitsubishi Electric M80 Series Maintenance Manual

M800/M80/E80 Series Maintenance Manual
6 Replacing Each Unit

6.8 Function Expansion Unit

6.8.1 Encoder (Manual Pulse Generator) I/F Expansion Unit [M800W/M80W]

CAUTION
1. Incorrect connections could cause devices to damage. Connect the cables to designated connectors.
2. Do not replace the expansion unit/card while the power is ON.
3. Do not connect or disconnect the cables between units while the power is ON.
Installation procedures
Always install the function expansion unit with the 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 electric cabinet door.
(3) Push the tabs at the top and bottom of the cover attached to the expansion slot of the control unit.
(4) Remove the cover of the expansion slot.
(5) Insert the function expansion unit into the expansion slot.
(6) Push the function expansion unit firmly until it is fixed with the tabs.
(7) Connect the cable to the function expansion unit.
(8) Confirm that all the cables are correctly connected and close the electric cabinet door.
Removal procedures
(1) Check that the machine power is turned OFF. (If the power is not OFF, turn it OFF.)
(2) Open the electric cabinet door.
(3) Disconnect the cable from the function expansion unit.
(4) Press the tabs on the top and bottom of the function expansion unit.
(5) Remove the function expansion unit by pulling it frontward.
(6) Install the cover to the expansion slot.
(7) Close the electric cabinet door.
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