9.1 Replacing XRC Parts
9-4
"
Replacing the Control Power Unit (CPS-150F)
Replacement Procedure
1. Disconnect all cables connected to the control power unit.
2. Undo four upper and lower screws attaching the control power unit and the rack. (two
screws on each side).
3. Pull out the control power unit from the rack holding the lever which is attached at the
upper and lower side.
4. Insert the new control power unit in to the slot of the rack.
5. Push the new control power unit until it is placed in the same position of other boards.
6. Tighten upper and lower screws.
7. Connect all disconnected cables.
• After turning OFF the power supply, wait at least 5 minutes before
replacing a control power unit. Do not touch any terminals during this
period. Confirm all monitor lights are turned off.
Failure to observe this caution may result in electric shock or injury.
CAUTION
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