L2E Repair Document
TCL
Communication Ltd.
Rev.
4017A_D_E_F_X_S Level 2 enhance Repair Document
Page
1.0
9/54
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8) Any evidence of mechanical shocked which damage the enclosure of the battery, charger
or headset.
9) Any mark of tentative of disassembly the accessory
10) Any abnormal use which induce wire damage, wire broken or USB socket deformed.
2.6
Cell phone maintenance procedure
1) Check that the SIM card is set correctly.
2) Power on the cell phone.
3) If the cell phone asks to input NCK code, which means it is SIM locked, and can only be
worked with dedicated SIM card. Use the correct SIM card.
4) Enter the phone code if necessary.
5) If power on, test step by step with the auto test code:
Press *#2886# in dial screen and then you will see the interface displaying the SW
version. S
elect “Auto” to start the auto test, or select “MANU” to do the MMI test
manually.
If one of the tests failed during
“Auto” test mode, it will show “Text[X] xxx failed.
Restart?
”, press “YES” to retest, press “Next” to go on next test and press ”NO” to finish
test.
TRACABILITY
I.
You can get some information such as IMEI, CU-REF, PTM, Date Code,
etc.
