Sony 1271-4775 Cell Phone User Manual


 
device locked. If you rarely lock the screen, you may not see much improvement in
battery performance.
When you use your device for the first time, the estimated standby time may not be accurate
since there is no previous usage history to estimate from.
To view the estimated standby time
1
From your Home screen, tap .
2
Find and tap Settings > Power management.
Using Low battery mode
You can activate the Low battery mode feature when the battery level is low. This
feature helps you to adjust the settings for screen brightness, data traffic and the
vibrate function so that you can reduce battery consumption.
To activate Low battery mode
1
From your Home screen, tap .
2
Find and tap Settings > Power management.
3
Tap
next to Low battery mode, then tap Activate.
To deactivate Low battery mode
1
From your Home screen, tap .
2
Find and tap Settings > Power management.
3
Tap
next to Low battery mode.
To change the settings for Low battery mode
1
From your Home screen, tap .
2
Find and tap Settings > Power management.
3
To open the settings menu, tap Low battery mode.
4
Adjust the settings as desired.
5
When you're finished, tap
.
Using the touchscreen
A protective plastic sheet is already attached to the screen of your device when you
buy it. You should peel off this sheet before using the touchscreen. Otherwise, the
touchscreen might not function properly.
When your device is on and left idle for a set period of time, the screen darkens to
save battery power, and locks automatically. This lock prevents unwanted actions on
the touchscreen when you are not using it. You can also set personal locks to protect
your subscription and make sure only you can access content on your device.
The device screen is made from glass. Do not touch the screen if the glass is cracked or
shattered. Avoid trying to repair a damaged screen yourself. Glass screens are sensitive to
drops and mechanical shocks. Cases of negligent care are not covered by the Sony warranty
service.
To open or highlight an item
Tap the item.
Marking options
Marked checkbox
Unmarked checkbox
Marked list option
Unmarked list option
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