Assembling
10
To install the SIM or USIM card and battery,
If the device is on, press and hold [
1
] and select
Power
off
→
OK
to turn it off.
Remove the back cover.
2
Be careful not to damage your fingernails when you
remove the back cover.
Insert the SIM or USIM card with the gold-coloured
3
contacts facing down.
If you do not insert a SIM or USIM card, you can only use
your device’s non-network services and some menus.
Содержание GT-B7510
Страница 2: ...GT B7510 usermanual ...
Страница 9: ...Contents 8 Troubleshooting 112 Safety precautions 117 Index 128 ...