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iSitePower-M V100R002C00
User Manual (MAP05A1, MAB05B1)
Alarm Name
Bypass
Module
Protected
Issue 03 (2022-10-28)
Alarm
Severi
ty
Minor
Copyright © Huawei Digital Power Technologies Co., Ltd.
Causes
Alarm
Locating
Bypass
1. Input
module
overvoltage/
protection,
undervoltage
input
protection:
overvoltage
Check whether
/
the mains
undervoltag
input
e
experiences
protection,
overvoltage or
abnormal
undervoltage
input
using the
frequency,
mobile phone
input power
app or a
failure,
multimeter.
bypass
2. Input
overload.
frequency
abnormal:
Check whether
the voltage
and frequency
settings on the
mobile phone
app meet the
local voltage
and frequency
requirements.
3. Fast input
power failure:
Check whether
there is AC
input on the
mobile phone
app. After the
AC input is
powered on
again, check
whether the
alarm is
cleared.
4. Bypass
overload:
Check whether
the maximum
AC load power
(for example,
the transient
power when
the air
10 System Maintenance
Suggestion
1. Check whether the
alarm is cleared. If yes,
no further action is
required. If no, go to
the next step.
2. Power off and then
power on the system,
and check whether the
alarm is cleared. If yes,
no further action is
required. If no, go to
the next step.
3. Contact Huawei
technical support to
check the module.
141
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