Field Replaceable Units; Controller - Mitel 3300 ICP Technician's Handbook

3300 ICP Technician's Handbook – Release 3.2

Field Replaceable Units

Controller

Remove the Cover
Note: Ensure that you have read the Safety Instructions before
carrying out these procedures.
WARNING: Before any servicing that requires the case to be
removed, the power to the system must be removed by
disconnecting the system plug from the power supply. All
PSTN/Network connections must also be removed before
opening the case.
WARNING: Servicing of this unit shall be performed by
suitably qualified, trained technicians who are fully aware of
the safety requirements contained in the Hardware User Guide.
To remove the 3300 ICP Controller cover:
1. Turn off the power to the unit.
2. Disconnect all cables.
3. Remove the 3300 Controller from the rack and place it on a
suitable work area.
4. Remove the front faceplate (this will clip off).
5. Turn the 3300 Controller over gently, keeping the front panel
facing forward.
6. Remove the two screws from the underside of the 3300
Controller.
7. Turn the 3300 Controller the right side up and rotate until the
back of the unit is facing forward.
8. Remove the two screws from the back panel.
9. Slide the cover forward until it catches, then tilt the cover
upward to remove it.
10. Turn the 3300 Controller until the front panel is toward you.
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