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 A8-50 ...................................24
Specifications ..................................................... 24
Components location........................................ 26
Front view .................................................... 26
Rear view...................................................... 27
Parts list .............................................................. 28
FRUs list........................................................ 28
Screws list..................................................... 31
FRU replacement notices.................................. 32
Screw notices................................................ 32
Removing and replacing an FRU.................... 33
1010 Rear cover with side key ................... 34
1020 Battery pack......................................... 37
1030 Rear camera......................................... 41
1040 Front camera ....................................... 43
1050 Main board assembly (with top side
speaker, side key FPC)................................ 47
1060 Main FPC assembly (with vibrator, mi-
crophone, bottom side speaker, and the LTE
antenna for LTE version only)................... 54
Notices .........................................................64
Trademarks......................................................... 65
Contents