Repair work at electric and electronic components
8.11 Replacing the RS422 / Ethernet converter (-2U1)
Spare parts: RS422 / Ethernet converter (order no. 5021-0021)
Necessary tools: Crosstip screwdriver, size 2
1. Disconnect the unit from the power supply.
2. Remove the housing cover of the lower front (chap. 5.1).
3. Pull the electric mounting plate with the RS422 / Ethernet converter out of the machine room (chap.
8.5)
4. Mark and remove the connection wirings.
5. Remove the fixing screws and take out the converter.
6. Install the converter by following steps 1 to 5 in reverse order.
7. Apply the sticker bearing the new MAC address next to the RJ 45 socket on the lateral control panel.
88 Service Manual KBF (E5.2) 04-2015
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