Setting Ringers - Huawei UM840 Manual

Adjusting the Time Before the Screen Turns Off
If your mobile phone is idle for several minutes, it will turn off the
screen to save battery power. To set a longer or shorter idle
time, do the following:
1. On the Settings screen, touch Sound & display > Screen
timeout.
2. Select the duration you want the screen to be illuminated.

Setting Ringers

Turning On Silent Mode
1. On the Settings screen, touch Sound & display.
2. Select the Silent mode check box. Then all sounds except
media and alarms are silenced.
Adjusting the Ringer Volume
You can adjust the ringer volume when you are on the Home
screen or any application screens (except during a call or when
playing music or videos). Press the Volume keys to adjust the
ringer volume to your desired level.
Managing Your Mobile Phone
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