TP48200A-HT15D3 Telecom Power (Russia, Megafon)
User Manual
4 Maintenance
Issue 03 (2019-11-15)
Copyright © Huawei Technologies Co., Ltd.
68
Figure 4-17
Removing a TCUA control board
2.
Record the positions of TEC cables connected to the TCUA control board, disconnect
the cables, and remove the TCUA control board.
3.
Record the positions of the jumper caps on the TCUA control board, as shown in Figure
4-18.
Figure 4-18
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 positions.
2.
Install the new TCUA control board in the control box.
3.
Reconnect the cables between the TEC and the TCUA control board based on the
recorded positions.
Step 5
Install the TCUA.
1.
Tighten screws to secure the TCUA.