L1
Service
Manual
TCL
Communication Ltd.
Rev.
ONE TOUCH 8070 Level 1 Service Manual
Page
1.0
14/22
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3) Any evidence of mechanical shocked which damage the enclosure of the charger or headset.
4) Any mark of tentative of disassembly the accessory
5) Any abnormal use which induce wire damage, wire broken or USB socket deformed.
2.10. Tablet maintenance procedure
1) Insert the battery.
2) Power on the tablet.
3) If the tablet cannot power on, visually check the condition of the battery connector. Replace it if
necessary.
4) Enter the device code if necessary.
5) Enter auto test in power on mode.
6) Press 0*0-0+= in calculator and then you will see the interface displaying the SW version. Select
“ENTER” to enter the test . Select the “AUTOTEST” to auto test, or select “MANUTEST” to do the
MMI test manually.
If one of the test failed
during “Auto” test mode, it will ask you “do you need restart?”, press “YES” to
restart the auto test from the first one and “NO” to exit the auto test, while “NEXT” to continue the
auto test.
Tablet Info
I.
You can get information such as SN, CU-REF, etc.,
II. Press
“pass” key to continue.
TP Test
I.
“Please sliding from the top to the bottom(left to right) in white portion” according to
instructions;
