Commissioning The Power System; Checking The Power Supply Of Dc Pdu; Checking The Power Supply Of Ac Power Module - Huawei UA5000 Commissioning Manual

UA5000 Universal Access Unit Product
Commissioning Guide-PVM CLI

3.4 Commissioning the Power System

This topic describes how to commission the reliability of the power supply system so that the
system can supply the power to the device in the normal state.

3.4.1 Checking the Power Supply of DC PDU

This topic describes how to check whether each power input which supports mutual backup can
supply power to the cabinet independently through the two or four power inputs.
Prerequisites
The two or four power inputs of the DC PDU supply power to the cabinet at the same time
Procedure
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Result
After disconnecting the backup power supply of any power input, the power supply and the
service of the device board stay unaffected.

3.4.2 Checking the Power Supply of AC Power Module

This topic describes how to check whether other rectifier units can supply power to the cabinet
in the normal state when the rectifier unit of the AC power is configured redundantly and one
rectifier unit is faulty.
Prerequisites
The AC mode is used in the cabinet for power supply.
Issue 04 (2012-06-25)
Please implement the following steps when the two independent power supplies works in
the normal state for the cabinet:
1. Disconnect power input A of the DC PDU and check the power supply of the cabinet.
2. Restore the power supply of power input A to the cabinet.
3. Disconnect power input B of the DC PDU and check the power supply of the cabinet.
4. Restore the power supply of power input B to the cabinet.
When the four power inputs supply power to the cabinet in the normal state, usually adopt
the mutual backup. That is, A and B mutually backup for each other, C and D mutually
backup for each other, please implement the following steps:
1. Disconnect the power supply of power input A and C of the DC PDU and check the
power supply of the cabinet.
2. Restore the power supply of power input A and C to the cabinet.
3. Disconnect power input B and D of the DC PDU and check the power supply of the
cabinet.
4. Restore the power supply of power input B and D to the cabinet.
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