Power Lightning Protection Module Replacement - Zte ZXG10 BS21 Maintenance Manual

ZXG10 BS21 (V2.2) Compact Outdoor BTS for GSM Maintenance Manual
vi. According to the name of the spare PSM module, push it into the
vii. Insert all the connectors connected with it at the back of the PSM
viii. Switch on the main power switch and the breaker switch of all the
4. Confirmation after replacement
After the module is inserted and powered on, it can be seen that green
indicator in the module plug-in box is on from the back of the module;
meanwhile, the fan is normally started on the front panel, which
indicates the PSM main module is already working normally; otherwise
it is necessary to find out the PSM failure cause and switch on again all
the breaker switches of relevant modules on the PSM front panel. If
the power indicators of all the modules are on in green, it means PSM
module power output is completely normal; otherwise it is necessary to
find out the PSM failure cause.
Power Lightning Protection
Module Replacement
1. Tools
None.
2. Preparation:
i.
ii. Prepare a good spare part with the same type as that of the faulty
iii. Prepare an antistatic bag, anti-humidity bag, classified carton and
3. Procedure
i.
ii. Turn off the main power and power off all the modules to be
iii. Unplug the faulty lightning protection module from the cabinet front
iv. Put the replaced the faulty module in an anti-static bag containing
180 Confidential and Proprietary Information of ZTE CORPORATION
and fault. Store the faulty modules properly in the carton. Label the
carton for easy identification and handling in the future.
layer where PSM is located. Hold the panel handles with both hands
and gently push it in slowly till the two ears on the module are in
contact with the column, for this means the module is already
inserted into the right place; then tighten the fix screw on the ear.
module and lock them tightly.
modules on the PSM panel.
Perform the fault observation and analysis and determine the fault
and whether it is necessary for a replacement.
module.
some mark labels.
Put on the antistatic wrist strap correctly.
replaced on PSM.
panel.
the damp-proof bag and label it, marking the module type and the