Polycom IP 650 - Manual (Page 23)

Customizing Your SoundPoint IP 650 SIP Phone
2 - 3
4. Scroll through the options under each of these selections using the
and .
5. Press the Select soft key to confirm your choice.
6. Press or the Exit soft key repeatedly to return to the idle
display.
Display Contrast
To adjust the contrast on the display to a comfortable level:
1. Press .
2. Select Settings > Basic > Contrast.
3. Press the Up or Down soft keys to increase or decrease the display
contrast.
Note If you want to change the display contrast on the SoundPoint IP Expansion Module,
refer to
Adjusting the Display Contrast on page 5-5 .
Note You can also use the volume keys to increase or decrease the diplay contrast.