Engineer Functionalities; Recovery Mode - Alcatel A3A XL 4G Service Manual

L1 Service Manual
6.3

Engineer functionalities

Click-through steps
Input *#06# in the dial pad
Input *#2886# in the dial pad
Input *#3228# in the dial pad
6.4

Recovery mode

long press "Power" Key + "Volume up" key in power off mode to enter recovery mode.
How to use:
When to use: When you cannot start your handset or when there will be something wrong during
switch on or when cannot charge or cannot charge normally.
Consumer personal data format: it will format consumer data, and the memory and settings of your
product will return as released from factory.
Click-through steps：
1. Long press "power" key + "volume up" key in power off mode to enter the Android system recovery
mode.
Rev.
1.1
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Alcatel 5099Y/D/A/U/I Level 1 Service Manual
TCL
Communication Ltd.
Description
To check the IMEI number
Enter MMI test
To check the software vision
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