2
1a
1b
3a
3b
4a
4b
4c
4d
4e
4f
4g
5a
5b
5c
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DANGER
Do not install or remove a power cable with power on. Transient contact between the
core of the power cable and the conductor might generate electric arc or spark, which
can cause re or damage to the human body. Before installing or removing the power
cable, turn off the power. During the device power-on, do not wear the ESD wrist strap.
This helps prevent electric shock.
CAUTION
Before touching the device, or holding the boards, wear the antistatic gloves or the
antistatic wrist strap to prevent the electrostatic discharge of the human body from
damaging the sensitive components. Ensure that the other end of the antistatic wrist
strap is well grounded. Before installing devices, ensure that the cabinet is effectively
grounded.
！
Precautions
Installation Procedure
Install the subrack
Prepare for the
installation
Unpack and check the
materials
Install boards
Connect
cables
Power on and
check the device
Prepare installation tools
Install boards
Adjust components on
boards
View the overall cabling
diagram
Connect the PGND
cables
Connect the network
cables
Connect the E1/T1 trunk
cables
Connect the high-
density user cables
Connect the power
cables
Bundle cables
Power on the device
Check the indicators
Log in to the device for
the rst time
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