Lenovo TAB 2 A10-70, Hardware Maintenance Manual

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About this manual........................................iv
Safety information.........................................1
General safety ...................................................... 2
Electrical safety .................................................... 3
Safety inspection guide ...................................... 5
Handling devices that are sensitive to electro-
static discharge .................................................... 6
Grounding requirements ................................... 6
Safety notices: multilingual translations.......... 7
Laser compliance statement............................. 14
Important service information ...................16
Strategy for replacing FRUs............................. 16
Important notice for replacing a system
board ............................................................. 17
Important information about replacing RoHS
compliant FRUs ................................................. 18
General checkout ........................................19
What to do first .................................................. 20
Power system checkout .................................... 21
Checking the Computer AC Charger....... 21
Checking the internal battery status......... 22
Related service information .......................23
Security ............................................................... 23
Power management .......................................... 23
Activating/Deactivating the Display ........ 23
Lenovo TAB 2 A10-70 .................................24
Specifications ..................................................... 24
FRU replacement notices.................................. 26
Screw notices................................................ 26
Removing and replacing an FRU.................... 27
1010 Rear cover and side key..................... 28
1020 Battery pack......................................... 30
1030 Rear camera......................................... 36
1040 Front camera ....................................... 38
1050 LCD FPC.............................................. 41
1060 Vibrator motor .................................... 46
1070 Microphone ......................................... 48
1080 Antenna PCB (LTE version only)..... 50
1090 Left Speaker......................................... 53
1100 Right Speaker ...................................... 56
1110 Side key FPC ....................................... 62
1120 Main board assembly (with left and
right speakers, microphone, vibrator motor,
and side key FPC)........................................ 65
Locations............................................................. 70
Front and side view..................................... 70
Rear view ...................................................... 71
Parts list............................................................... 72
Overall ........................................................... 72
Screws............................................................ 76
Notices .........................................................77
Trademarks......................................................... 78
Contents