64
CUSTOMER USER INTERFACE (CUI) PCB REPLACEMENT
Note: Observe all ESD Handling Procedures
1. Refer to Frame 40.
2. Remove the master module front cover (refer to Frame 44).
3. Disconnect the CUI PCB electrical connection at the top left
hand of the master module frame.
4. Refer to the ESD precautions and make careful use of the
wrist strap provided with the replacement User Interface Kit.
Failure to do so may damage or shorten the life of the User
Interface.
5. Remove the three screws retaining the User Interface cover
and remove.
6. Release the cable clamp.
7. Remove the three screws retaining the CUI PCB, pull off the
edge connector and remove the CUI PCB.
8. Fit new CUI PCB, re-assemble in reverse order.
9. Refer to Frame 39 for nal safety checks.
3
Note: Observe all ESD Handling Procedures
1. Refer to Frame 40.
2. Remove the module front cover (refer to Frame 44).
3. Remove the right hand side panel (refer to Frame 15).
4. Remove the Master PCB Box bottom cover by pressing in
the two plastic spring clips and pulling forwards.
5. Remove the top right single xing screw and swing the
Master PCB Box out into the service position.
6. Remove ALL plug in connections to the Master PCB Box
wiring centre.
7. Remove the screws fastening the Master PCB Box hinges to
the metal housing and remove Master PCB Box.
8.
Fit the new Master PCB Box and re-assemble in reverse order.
9. Refer to Frame 39 for nal safety checks.
63
MASTER PCB REPLACEMENT
76 54
5
7
6
SERVICING
46
- Installation & Servicing
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