Battery Overtemperature Or Undertemperature; Door Control Alarm; Smoke Alarm - Huawei TP48200A-D17B3 Troubleshooting Manual

TP48200A-D17B3
Troubleshooting Guide

4.3.11 Battery Overtemperature or Undertemperature

Possible Causes
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Solution
Step 1 Check that PMU battery temperature alarm thresholds are properly set.
Step 2 Check that the temperature in the battery compartment does not exceed the maximum.
Step 3 Check the charge current.
If the current is excessively strong, switch boost charge to floating charge and check whether
the charge current is weakened. If the charge current is still excessively strong, adjust the
current suppression to reduce the charge current.
Step 4 If the alarm persists, replace the faulty battery.
----End

4.3.12 Door Control Alarm

Possible Causes
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Solution
Step 1 Close the cabinet door.
Step 2 If the alarm persists, check the door status sensor.
----End

4.3.13 Smoke Alarm

Possible Causes
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Solution
Step 1 Check whether the smoke is caused by fire.
If there is fire, extinguish the fire and ventilate the cabinet.
Issue 03 (2013-05-06)
The temperature in the battery compartment is excessively high or low.
PMU battery temperature alarm parameters are not set properly
Battery charging overcurrent occurs.
The temperature sensor is faulty.
The cabinet door is opened.
The door status sensor is faulty.
There is smoke in the cabinet.
The smoke detector is faulty.
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