Chapter 2 - Maintenance Overview
Confidential and Proprietary Information of ZTE CORPORATION 17
6.
The maintenance personnel should be trained to have certain
knowledge about the equipment and the related network. Maintenance
should be performed in accordance with specifications stipulated in
related manuals of the BS21 (V2.2) device. Antistatic wrist straps
should be worn before touching equipment hardware to avoid any
accident due to artificial factors. The maintenance personnel should be
strict and careful at their work, have high maintenance proficiency and
improve their maintenance skills through continuous study.
7.
It is forbidden to plug, reset, upload or modify data randomly, let alone
modify the data in the NM database. It is necessary to back up the
data before modification. After data modification, it is necessary to
confirm the equipment concerned runs normally within a certain time
(normally one week) before the backup data can be deleted. Relevant
records should be made for data modification.
8.
Frequently-used tools and instruments should be prepared in the
equipment room, such as screw drivers (straight and cross), signaling
tester, network cable pincers, multimeter, AC power for maintenance
purposes, telephone lines, network cables, antistatic wrist straps,
insulation tapes and common tool kits. Periodical detection of the
instruments and meters should be performed to ensure their accuracy.
9.
Frequent checks should be performed on spare parts and components
to ensure their inventory and perfect conditions (free from damp and
mould, for instance). Spare parts and components should be placed
separately from those bad ones replaced during maintenance, and
labels should be available for distinction. Common spare parts and
components should be replenished in time when used up.
10.
Software and documents that may be used during maintenance should
be put in a designated place nearby for the convenience of timely use.
11.
Lighting in the equipment room should meet the requirements for
maintenance. Any damaged lamps should be repaired in time. There
should be no blind lighting angle to avoid any inconvenience in
maintenance.
12.
Handle any detected fault as soon as possible. In case of a fault that
cannot be handled, please contact the local ZTE office in time.
The contact means of the local ZTE office should be placed in a striking
place and be notified to all maintenance personnel for the convenience of
timely contact in need of support. Remember to update it for the latest
contact information.
