Huawei TP48200A-HX09A2 User Manual page 75

TP48200A-HX09A2, TBC300A-TCA2 Outdoor Power
System
User Manual
Figure 4-18 Removing the TEC control board
Step 7 Record the positions on the TEC board where the cables for the TEC04C connect to the TEC
board, disconnect the cables, and then take down the TEC control board.
Step 8 Record the information about the jumper caps on the TEC control board.
Figure 4-19 Jumper caps on the TEC control board
Step 9 Set the jumper caps for the new TEC control board based on the recorded information.
Step 10 Install a new TEC control board into the TEC control box, as shown in
Issue 02 (2019-02-26) Copyright © Huawei Technologies Co., Ltd.
4 Maintenance
Figure 4-20.
68