Pcba Exchange; Other Component Exchange - Alcatel ONE TOUCH 7053 Repair Document

L2 Repair Document
Network Problem
TF card
Camera
Audio
In case the Level 2 repair can‟t solve the problem, or the PCBA is damaged, exchange the PCBA.

7 PCBA exchange

If Level 2 repair does not solve the failure, it is mandatory to change the PCBA and follow the process as
below.
1) Collect the PCBA (without accessories, LCD and camera), with microphone and vibrator.
2) Get a new PCBA from the swap stock. Reuse those accessories to assemble the mobile.
3) Fill in the record sticker with IMEI number, fault code, short code, Hardware Technical Level and
software version.
4) Send the NG PCBA with record sticker back to L3 repair center with the recommended packaging
method,
Note: packaging method please refer item "12. Packaging requirement".

8 Other component exchange

The other components exchange such as
1) LCD + touch panel
Rev.
1.1
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No emission or No reception
No communication between
the phone and the TF card
Camera doesn't work
Bad or no emission (TX
audio from mobile);
Bad or no reception (RX
audio on mobile);
Hands-free problem;
Key beep and melody
problem
ALCATEL ONE TOUCH 7053 Level 2 Repair Document
TCT
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
Check microphone, replace it if
necessary;
Check the contact on the PCBA (dirty or
oxidized)
Check loud speaker, replace it if
necessary;
Check the contact on the PCBA (dirty or
oxidized)
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