User Guide SoundPoint IP 550 Phone
The backlight automatically turns on with any button, soft key, hookswitch, USB, or telephony activity. After 20 seconds of inactivity, the backlight dims to its idle intensity.
To modify the backlight intensity:
1.Press .
2.Select Settings > Basic > Backlight Intensity.
3.Select Backlight On Intensity.
4.Scroll to select high (default), medium, low, or off, and then press the Select soft key. Press the Save soft key to accept your changes.
5.Select Backlight Idle Intensity.
6.Scroll to select high, medium, low (default), or off, and then press the Select soft key. Press the Save soft key to accept your changes.
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