Acer A501 - Manual (Page 58)

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FAQ and troubleshooting
Installing a SIM card
Certain tablets include a SIM slot for Internet access. To take full advantage of
your tablet’s Internet capabilities, you should install a SIM card with data
subscription
before turning on your tablet.
1. Turn off the tablet by pressing and holding the power button.
2. Insert the SIM card as shown.
SIM card
3. Replace the card slot cover.
Note: Ensure that the SIM card is inserted all the way into the card slot.
Caution: Turn off your tablet before installing or removing a SIM card. You
may damage the card or your tablet if power it still on.
SIM card lock
Your tablet may come with a SIM card lock, i.e., you will only be able to use the
SIM card provided by your network operator.
To cancel the SIM lock, contact your network provider.
Note: If you need to turn the 3G network on or off see “Putting your tablet
in Airplane mode” on page 54 and “Activating or deactivating connections”
on page 54.