Huawei OceanStor Dorado V3 Series Parts Replacement page 41

OceanStor Dorado V3 Series
Parts Replacement
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Step 9 Wait about two minutes and check the status of the Running/Alarm indicator on the power
module to determine whether the power module is successfully installed.
the location of the Running/Alarm indicator.
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Issue 05 (2019-01-30)
b. Loosen the retention clip, as shown in step 2 in
c. Press the retention clip inwards to secure the connection part of the AC power
cable, as shown in step 3 in
NOTE
Adjust the retention clip to ensure that it holds the AC power cable tightly.
Connect the DC power cables.
a. Remove the protective cover on the DC power module, as shown in step 1 of
Figure 4-31.
Figure 4-31 Connecting the DC power cable
b. Unfasten the screws of the DC power cable with the Phillips screwdriver, put the
screws through the shock absorption sheets, washers, and OT terminal round holes,
and then fasten the screws that attach the power module, as shown in step 2 of
Figure 4-31.
NOTE
When unfastening the screws from the DC power cable, prevent the shock absorption
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sheets and washers from sliding off.
Connect the OT terminal of the black cable to the RTN (+) end, and the OT terminal of
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the blue cable to the NEG (-) end. The colors of DC power cables that connect to the
anode and cathode of the DC power supply are subject to the colors of the DC power
cables actually configured in users' equipment rooms.
c. Install the protective cover on the DC power module, as shown in step 3 of
4-31.
d. Turn on the circuit breaker which connects to the DC power module.
If the indicator is steady green, the power module is successfully installed.
If the indicator is blinking green, the power input is normal but the disk enclosure is
powered off.
If the indicator is steady red or off, the newly installed power module is faulty or the
power module slot is faulty.
Copyright © Huawei Technologies Co., Ltd.
Figure
Figure 4-30.
4 Replacing CRUs
4-30.
Figure
Figure 4-32 shows
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