Figure 2-37
Affixing permanent labels
Power supply B
Neutral wire
A1
A2
B2
B1
Neutral wire
Live wire
A1
Neutral wire
Live wire
A2
FAN
STATUS
RS485
From
To
A1
A2
B1
B2
Power supply A
RUN
ON
OFF
ALM
NEG(-)
RTN(+)
PEM
-48~-60V;8.60A
RUN
ON
OFF
ALM
NEG(-)
RTN(+)
PEM
-48~-60V;8.60A
RUN
ON
OFF
ALM
NEG(-)
RTN(+)
PEM
-48~-60V;8.60A
RUN
ON
OFF
ALM
NEG(-)
RTN(+)
PEM
-48~-60V;8.60A
Power A A1(+)
Power A A1(-)
PEM A1 NEG(-)
PEM A1 RTN(+)
a b
c
d
Neutral wire
Live wire
B1
Neutral wire
Live wire
B2
Power chassis B1(-)
Power chassis B1(+)
Power chassis B2(-)
Power chassis B2(+)
PEM
A1
PEM
A2
PEM
B1
PEM
B2
Power chassis A1(-)
Power chassis A1(+)
Power chassis A2(-)
Power chassis A2(+)
PEM A1 NEG(-)
PEM A1 RTN(+)
PEM A2 NEG(-)
PEM A2 RTN(+)
PEM B1 NEG(-)
PEM B1 RTN(+)
PEM B2 NEG(-)
PEM B2 RTN(+)
Live wire
----End
Follow-up Procedure
NOTICE
The power cable has polarity. After the device is powered on, if the PEM indicator blinks red,
check whether the anode and cathode of the PEM power cable are properly connected. If they
are not properly connected, immediately switch off the previous-stage power and properly
connect the power cable.
1.
Install a plastic cover on each power module.
2.
The power cables are fixed securely and have sufficient contact with the terminals.
HUAWEI USG9500 Series
Hardware Guide
2 Hardware Installation
Issue 03 (2017-12-15)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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