FusionModule1000A20 CT Solution
Maintenance Guide
5 Parts Replacement
Issue 01 (2019-02-25)
Copyright © Huawei Technologies Co., Ltd.
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Step 4
Remove the old ECC800 main control module which is hot-swappable.
Step 5
(Optional) Remove the SIM card from the corresponding slot on the side of the old ECC800
main control module.
Step 6
(Optional) Install the removed SIM card in the corresponding slot of the new ECC800 main
control module.
Step 7
Install the new ECC800 main control module in the ECC800 subrack.
Step 8
Connect the communications cables and antenna to the ECC800 main control module.
----End
Follow-up Procedure
Dispose of the removed ECC800 main control module that is confirmed faulty.
5.3.2 Replacing an ECC800 PSU (CT)
Prerequisites
A spare ECC800 PSU of the same model is available and functional.
A PSU is hot-swappable.
Do not touch the terminals in the rear of a removed PSU to avoid electric shocks.
Impact on the System
The ECC800 may be powered off.
Preparations
Tools: insulation gloves
Materials: spare ECC800 PSU
Documents: ECC800 user manual
Skill requirement: extra low voltage (ELV) engineer
Procedure
Step 1
Remove the ECC800 power cable.
Step 2
Push the locking latch in the upper right corner of the ECC800 PSU panel leftwards to open
the lock.
Step 3
Pull out ECC800 PSU from the subrack by the handle.
Step 4
Place a spare ECC800 PSU in the subrack, push the locking latch leftwards to open the lock,
and pull the handle outwards.