1.
If the optical transceiver can be removed and inserted, wear ESD gloves or an ESD wrist
strap to remove it.
2.
Select dust-free cotton bars with different diameters according to the type of the optical
port, dip one bar with the cleaning reagent, insert the bar into the inner of the optical port,
and then clean it by rotating the bar 360 degrees along the inner wall of the optical port.
3.
Use another dry dust-free cotton bar with the same diameter to insert it into the optical port,
and then clean it by rotating the bar 360 degrees along the inner wall of the optical port.
4.
After the cleaning, cover the optical fibers that will not be immediately used with the dust-
free caps. Wear the ESD gloves or ESD wrist strap to insert the optical transceiver securely
at the place where it is removed.
Step 3
Clean the adapter (flange).
1.
Select dust-free cotton bars with different diameters according to the type of the adapter,
insert one bar into the sleeve of the adapter, and then clean it by rotating the bar 360 degrees
along the inner wall of the sleeve.
2.
Use another dry dust-free cotton bar with the same diameter to insert it into the sleeve of
the adapter, and then clean it by rotating the bar 360 degrees along the inner wall of the
sleeve.
NOTE
Use the ultrasonic cleaner to clean the adapters that need to be cleaned uniformly.
3.
After the cleaning, cover the optical fibers that will not be immediately used with the dust-
free caps.
----End
2.3 Cleaning the Air Filter of the Cabinet
If the MA5612 is installed in a cabinet, it is recommended that you clean the air filters regularly
to ensure that the cabinet is ventilated properly. The air filters include the air filter at the bottom
of the cabinet and the air filter on the cabinet door. In the case of the outdoor cabinet, it is
recommended that you clean the air filters every three to six months. In the case of the indoor
cabinet, it is recommended that you clean the air filters every six months.
Tools and Materials
l
Vacuum cleaner
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Cotton cloth
Reference Standard
The cabinet is ventilated properly.
Precaution
l
It is recommended that you clean the air filter regularly (In the case of the outdoor cabinet,
it is recommended that you clean the air filters every three to six months. In the case of the
indoor cabinet, it is recommended that you clean the air filters every six months.). You can
adjust the frequency based on the condition of the equipment room.
l
Exercise caution when cleaning the air filter and prevent sharp objects from damaging it.
SmartAX MA5612 Multi-service Access Module
Maintenance Guide
2 Field Maintenance Guide
Issue 01 (2012-07-25)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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