Huawei TP48200A-D17B3 Troubleshooting Manual page 6

Table of Contents

TP48200A-D17B3

Troubleshooting Guide

4.3 Alarm Handling .............................................................................................................................................. 22

4.3.1 AC Phase Loss ...................................................................................................................................... 22

4.3.2 AC Power Off ....................................................................................................................................... 22

4.3.3 AC Overvoltage or Undervoltage .......................................................................................................... 23

4.3.4 DC Overvoltage or Undervoltage ......................................................................................................... 23

4.3.5 Charging Overcurrent ........................................................................................................................... 23

4.3.6 Load Shutdown ..................................................................................................................................... 24

4.3.7 Battery Shutdown .................................................................................................................................. 24

4.3.8 Battery Loop Failure ............................................................................................................................. 24

4.3.9 Ambient Overtemperature or Undertemperature ................................................................................... 25

4.3.10 Battery Temperature Sensor Failure .................................................................................................... 25

4.3.11 Battery Overtemperature or Undertemperature ................................................................................... 26

4.3.12 Door Control Alarm ............................................................................................................................ 26

4.3.13 Smoke Alarm ...................................................................................................................................... 26

4.3.14 Module Fault ....................................................................................................................................... 27

4.3.15 Module Shutdown and Protection ....................................................................................................... 27

4.3.16 Communication Failure Between Modules ......................................................................................... 27

4.3.17 D.G. Fault ............................................................................................................................................ 28

4.3.18 Load Fuse Disconnection .................................................................................................................... 28

4.4 Rectifying Other Common Faults .................................................................................................................. 29

4.4.1 The Cabinet Noise Is Too Loud ............................................................................................................ 29

4.4.2 The Fan Stops Rotating ......................................................................................................................... 29

4.4.3 The Cabinet Is Immersed in Water ........................................................................................................ 30

4.4.4 The Cabinet Door Cannot Be Opened ................................................................................................... 30

5 Common Faults ............................................................................................................................ 31

5.1 Varistor ........................................................................................................................................................... 31

5.2 Gas Discharge Tube ....................................................................................................................................... 31

5.3 Circuit Breaker ............................................................................................................................................... 31

5.4 DC Contactor ................................................................................................................................................. 32

5.5 PSU ................................................................................................................................................................ 33

5.6 PMU ............................................................................................................................................................... 33

5.7 AC Detection Board ....................................................................................................................................... 33

6 Replacing Main Components ................................................................................................... 35

6.1 Replacing the PSU ......................................................................................................................................... 35

6.2 Replacing the PMU ........................................................................................................................................ 36

6.3 Replacing an AC Detection Board ................................................................................................................. 36

6.4 Replacing Circuit breakers ............................................................................................................................. 36

A PMU Menus ................................................................................................................................ 38

B Acronyms and Abbreviations .................................................................................................. 41

Issue 03 (2013-05-06)

Huawei Proprietary and Confidential

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