L1
Service
Manual
TCL
Communication Ltd.
Rev.
4060A Level 1 Service Manual
Page
1.1
10/28
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General
Main L1 maintenance operations are as following:
2.6.1. For handset:
1) Warranty
check
2) Function
test
3) SW
downloading
4)
Replacement of the defective handset.
2.6.2. For standard accessories (charger, headset and USB cable)
1)
Warranty check
2)
Functional check
3)
Replacement of defective accessories
2.6.3. If input the following codes on handset, you can:
Code
Description
*#06#
Display IMEI number
*#2886#
Enter Auto Test mode
*#3228#
Check current software version
End user format
Long press volume up key +power key
2.6.4. User Data Format reset introduction
How to use
:
Long press Power Key + Volume up key in power off mode to enter recovery mode.