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BST_m840_UG_.book Page 4 Monday, May 13, 2013 1:29 PM
Power/Lock Key until
the Device Options menu displays.
Battery Capacity
Your device is equipped with a Lithium Ion (Li-Ion)
battery. It lets you recharge your battery before it is fully
drained.
Note: Watch your device’s battery level indicator and
charge the battery before it runs out of power.
Long backlight settings, searching for service, vibrate
mode, browser use and other variables may reduce the
battery’s talk and standby times.
Turning the Phone On or Off
Turning the Phone On
Press and hold the Power/Lock Key until
the phone starts up.
Turning the Phone Off
1. Press and hold the
2. On the Device Options menu, touch Power off.
1A. Setting Up Your Device 4
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