System Maintenance; Routine Maintenance; Troubleshooting; Troubleshooting Common Faults - Huawei TP48200A-D14A1 Telecom Power User Manual

TP48200A-D14A1 Telecom Power
User Manual

5.1 Routine Maintenance

The TP48200A-D14A1 is maintained every six months. If faults are identified, clear them
immediately.
Table 5-1
Maintenance
Item
Electricity
Preventive
maintenance
inspection (PMI)
Cabinet appearance

5.2 Troubleshooting

5.2.1 Troubleshooting Common Faults

Table 5-2 Common faults and troubleshooting methods
Fault Type
AC power off
Issue 04 (2019-12-20)
Check Whether
The voltage output
is normal.
Indicators are
normal.
The paint or the
electroplated
coating on the
cabinet are flaking
off or scratches
occur.
Fault Analysis
 AC input cable fault
Copyright © Huawei Technologies Co., Ltd.
5

System Maintenance

Check Method
Using a multimeter
Observing
indicators
Observing the
cabinet
Handling Method
1. Check whether the DC input cable is correctly and
5 System Maintenance
Repair When
The BLVD or
LLVD voltage
exceeds the
threshold.
Alarms are
generated.
The cabinet surface
is damaged or
distorted.
Measures
For details, see
section 5.2
Troubleshooting
Repaint and repair
the cabinet.
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