Huawei NetCol5000-A035 User Manual page 179

NetCol5000-A(025, 035) In-row Air Cooled Smart
Cooling Product
User Manual (600 mm Width)
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Issue 17 (2020-10-22)
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Seve Value
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Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
Impac Possible Cause
t
The 1. The power
alarm supply voltage is
is lower than the
genera power undervolt
ted, alarm thres.
and
2. If a voltage
the
jumper is used,
system
possibly it is
shuts
incorrectly
down.
connected.
3. If a toggle
switch is used,
possibly it is
incorrectly set.
The 1. The power
alarm supply frequency
is is too high.
genera
2. The SPD three-
ted,
phase test board
and
is faulty.
the
system
shuts
down.
The 1. The power
alarm supply frequency
is is too low.
genera
2. The SPD three-
ted,
phase test board
and
is faulty.
the
system
shuts
down.
Solution
1. Check the
power supply
voltage.
2. Maintain or
replace the
voltage jumper.
3. Correctly set the
toggle switch.
1. Check the
power supply
frequency.
2. Replace the SPD
three-phase test
board.
1. Check the
power supply
frequency.
2. Replace the SPD
three-phase test
board.
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