
TxA Maintenance
3.2.5 Replac-
ing the Back Cover and/or CPU Card
The following is needed:
• A new back cover and/or CPU card
• A Torx T X10 screwdriver
Note:
MakesuretouseadequateESDprotection.
Information about spare par ts can be found in chapter Available Spare Parts.
Follow the steps below:
1.
Power off the operator panel.
2.
Remove the back cover (1) of the operator panel by removing the
Torx M3 screws (3).
Caution:
Opentheoperatorpanelslowly,takingcareoftheflexcablethatisconnectingthe
FrontUnittotheCPUcard(5)thatismountedinthebackcover(1).
3.
Disconnect the d isplay cable according to the instructions in chapter Cables.
1
2
3
1. Back cover
2. Toothed washer
3. Torx M3 Screw
Beijer Electronics, MAEN021
12
Commenti su questo manuale