Ares Communications Technology . , INC
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2051P Service manual 1~3 V3.0- .doc
DB-2051P Service Manual
2004/12/17 Page 25 of 90
Confidential Document
The IMEI code of each phone as the name of each phone is essential for correct
handover.
4.
To master the tips on how to operate the phone to be repaired
Technical staff to repair mobile phones may not set up and use a phone as the
technician to repair cars may not drive. So, it is necessary to well know the
operation guide.
5.
To repair the phone at a working room
If you are not confident, do not repair it in front of the user, but you may take it
apart to observe for fear of another failure caused by erroneous operation due to
nervousness.
6.
Simplicity comes before complication.
7.
Check the software version.
8.
Check whether the audio frequency signal I/O interfaces, SIM card, ring, keypad,
display panel, microphone, receiver, vibrator and the like work normally.
9.
Disassemble the phone in order. Refer to chapter 4 for the detailed procedures of
disassembly and assembly.
10.
Keep a service log.
5.1.4 Basic Environment for Repair
1.
Basic Environment:
A quiet environment is necessary for repairing the mobile phone; arranged
environment simple and bright, well situated temperature and humidity of air,
and no dust and no smoke are required.
2.
Arrangement of the workbench:
A static mat insulated should be laid on the workbench. Back up a parts shelf with
many small drawer to put the corresponding fittings and the members disassembled
in, a workbench lamp, and a magnifier.
3.
Points for Attention:
Every time before you take apart the phone, touch the ground wire. Do not put on
clothes with chemical fiber easily producing static electricity at the time of repair.
