Maintenance; Routine Maintenance - Huawei ECC800 User Manual

ECC800 Data Center Controller
User Manual

8.1 Routine Maintenance

Table 8-1 Routine maintenance for the PSU in the ECC800
Check Item
AC input
Output
voltage
Indicator
Fan
Operating
environment
Cable
connection
Table 8-2 Routine maintenance for the main control module in the ECC800
Check Item
Indicator
Issue 07 (2020-03-16)
Expected Result
Input voltage: 200–240 V
AC/100–120 V AC
Frequency: 45-66 Hz
Output voltage: 53.5 V DC
(tolerance ± 5%)
The green indicator is steady
on, and the red indicator is
faulty.
No abnormal noise is
generated.

Ambient temperature:
–20° C to +50° C
 Humidity: 0-95% RH
(non-condensing)
The cable connection is
secure.
Cables are not damaged.
Expected Result
The green indicator is steady
on or blinking.
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8

Maintenance

Troubleshooting
If the input voltage is abnormal, check
the power grid and input cable
connection.
If the output voltage is abnormal, check
the load power and cable connection.
Check the output voltage and determine
whether the PSU is faulty. If the PSU is
faulty, replace it.
If abnormal noise is generated, clean the
fan.
If the temperature or humidity is
abnormal, check the smart cooling
product status.
Secure loose cables.
Replace damaged cables.
Troubleshooting
If the indicator is off or any abnormal
condition occurs, see common faults and
troubleshooting to rectify the fault.
8 Maintenance
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