Level 2 Repair - Alcatel One touch 930D Repair Document

L2 Repair Document
ARG0050007C1
audio jack

6 Level 2 repair

This chapter describes the Level 2 repair that can be done without any diagnostic equipment.
Problem description
Charging
Switch on with
battery power
Main display
Vibrator
Network Problem
TF card
Camera
Rev.
1.0
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By NCK Team
耳机插座,Audio Jack,Cut PCB,5.0 PINs,D3.5 mm,12.5x6.5xH4.4 mm,W/O
1
POST+With DIP,N/A,JAF00-05364-1512,LINKCONN
Bad
or
No Charge
Can 't Switch on
Missing line or column; no
display; bad or no LCD
backlight
The vibrator does not work
No emission or No reception
No communication between
the phone and the TF card
Camera doesn't work
one touch 930D Level 2 Repair Document
TCT
Action And Solution
1.Check voltage of the battery: if 0V,
charge some minutes and check the
charge indicator;
2.Check the battery contact, change the
battery connector if broken;
3.Check the charge plug on B cover,
change it if necessary;
1.Check voltage of the battery;
2.Check the battery contact, change the
battery connector if broken;
3.Check the power on key;
4.Check BTB connector socket pin
Check Connection flex (FPC
cable),change it if necessary;
Replace display module if necessary;
Check the contact on the PCBA (dirty or
oxidized), replace the vibrator if
necessary;
Check the antenna contactor on the B
cover;
Check the contact on the PCBA (dirty or
oxidized);
Check the TF connector on the PCBA;
Check camera module
Check also camera socket broken or
not
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