L1
Service
Manual
TCL
Communication Ltd.
Rev.
ONE TOUCH 8070 Level 1 Service Manual
Page
1.0
7/22
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2.4. Maintenance policy
This chapter describes the maintenance of the ONE TOUCH8070 series tablet authorized at L1
repair centre. The maintenance operations can only be performed in approved repair centres.
General
Main L1 maintenance operations are as following:
2.4.1. For handset:
1) Warranty check
2) Function test
3) SW downloading
4)
Replacement of the defective handset.
2.4.2. For standard accessories (charger, headset and USB cable)
1)
Warranty check
2)
Functional check
3)
Replacement of defective accessories
2.4.3. If input the following codes on handset, you can:
Code
Description
0*0-0+=
MMI Test
1*1-1+=
SW Version
Settings->About tablet-
>Status->Serial number
Check the SN
End user format
Long press volume up key +power key
