User Manual (1100 mm Deep)
7.4.3.4 Threshold ............................................................................................................................................................ 100
7.4.4 Maint. ..................................................................................................................................................................... 102
7.4.4.1 Loading Configurations ...................................................................................................................................... 104
7.4.4.3 Downloading Logs .............................................................................................................................................. 108
7.4.4.4 Exporting Alarms ................................................................................................................................................ 110
7.4.4.5 Exporting E-labels .............................................................................................................................................. 111
7.4.4.8 Upgrade Software ............................................................................................................................................... 117
7.4.5 About ..................................................................................................................................................................... 121
7.5 Operating Status ........................................................................................................................................................ 122
7.6 DIP Switches............................................................................................................................................................. 123
8 Maintenance Guide .................................................................................................................. 125
8.1 O&M Precautions ..................................................................................................................................................... 125
8.2 Routine Maintenance ................................................................................................................................................ 125
8.3 Alarm Reference ....................................................................................................................................................... 127
8.4 Troubleshooting ........................................................................................................................................................ 132
8.5 Parts Replacement .................................................................................................................................................... 133
8.5.1 Replacing an SPD Module ..................................................................................................................................... 133
8.5.2 Replacing an Indicator ........................................................................................................................................... 135
8.5.3 Replacing an MCB ................................................................................................................................................ 137
8.5.4 Replacing a Fuse .................................................................................................................................................... 141
8.5.6 Replacing an MDU ................................................................................................................................................ 145
Issue 01 (2019-02-25)
Copyright © Huawei Technologies Co., Ltd.
Contents
vi