SpectraLink S33 - Page 24

Spectralink S33 Handset User Guide
Handset S33 User Guide.docx
July 2023 24
Backlight
To save power the backlight can be set to automatically either dim or turn off. This will
happen after the handset has been idle for a configurable time delay.
The display backlight automatically turns on again when e.g. an incoming call or message
arrive
s, or if a key is pressed.
The backlight turns off when handset is idle after a preset period of time delay.
The time delay can be adjusted between ten levels. The highest level will result in infinite
time delay, and the backlight will never dim or turn off. The other levels will dim with different
time delays.
The default delay setting is 5 seconds. The delay can be adjusted between 2 - 15 seconds,
with the lowest setting turning the backlight off.
Note:
Turning display backlight off when handset is idle will save battery power.
Setting Backlight to Automatically Dim or Turn Off
When setting display blacklight at dimmed, display information can still be seen vaguely
when handset is idle. If set to off, blacklight turns off.
1. Press to enter the main menu.
2. Scroll to Settings, and press .
3. Scroll to Handset, and press .
4. Scroll to Backlight, and press .
5. Press to set backlight to Dimmed or Off.
Turning Backlight Automatically On
1. Press to enter the main menu.
2. Scroll to Settings, and press .
3. Scroll to Handset, and press .
4. Scroll to Backlight, and press .
5. Press to set backlight to Dimmed. Backlight is now turned on.
Adjusting Backlight Delay
You can adjust the period of time before backlight turns off or dims when handset is idle.
1. Press to enter the main menu.
2. Scroll to Settings, and press .