TP48200A-HX09A1 and TBC300A-DCA5 Telecom
Power
User Manual
4 Maintenance
Issue 03 (2019-11-15)
Copyright © Huawei Technologies Co., Ltd.
69
Figure 4-19
Removing a TCUA control board
2.
Record positions where the TEC cable connects to the TCUA control board, disconnect
the cable, and then take down the TCUA control board.
3.
Record the positions of the jumper caps on the TCUA control board, as shown in Figure
4-20.
Figure 4-20
Jumper caps on the TCUA control board
Step 4
Install a new TCUA control board.
1.
Set the jumper caps for the new TCUA control board based on the recorded information.
2.
Install the new TCUA control board into the control box.
3.
Connect the cable between the TCUA module and the new TCUA control board based
on the recorded information.