Samsung SGH-X427ZSACIN - Manual (Page 23)

Getting Started
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pressing the gray tabs on both sides of the connector
and pulling the connector out.
Note: You must unplug the adapter before you remove the battery from the
phone during charging; otherwise, the phone could be damaged.
Low Battery Indicator
When the battery is weak and only a few minutes of talk
time remain, you hear a warning tone and a message
repeats at regular intervals on the display. When this
happens, your phone turns off the backlight to conserve
the remaining battery power.
When the battery level gets too low, the phone
automatically turns off.
Switching the Phone On/Off
1. Open the folder.
2. Press and hold the key until the phone switches
on.