Acer S520 - Manual (Page 7)

7
Charging the battery
For initial use, you need to charge your smartphone for eight hours. After that you
can recharge the battery as needed.
Note: Your Acer Liquid S2 does NOT have a user-replaceable battery.
1. Connect the AC adapter cord to the micro USB connector on your smartphone.
2. Plug the AC adapter into any AC outlet and charge the phone.
It is normal for the phone to heat up when charging or during long periods of use. All
phones are factory tested before release.
Inserting the microSD card
Additionally, you may wish to increase your smartphone’s storage by inserting a
microSD Card into the slot provided. This is next to the SIM card slot.
1. Insert your fingernail into the notch on the microSD card slot cover.
Blue Solid (for two seconds) The phone cannot power on because the battery is
too weak (or the phone is too cold or too hot).
Color State Description