Vertical Communications 8312S Conference Phone User Manual


 
Using The Other
Telephone Features
7.1 Adjusting The Display Contrast
You can adjust the contrast of the display to darken or lighten it for best
viewing.
To adjust the display contrast,
1. Press OPTIONS.
2. Press NEXT until the DISP option appears.
3. Press DISP. Your display will read “Contrast Level”.
4. Press LIGHT or DARK once for each degree of change desired.
5. Press SPEAKER to end.
7.2 Blocking Voice-Announce Calls
You can prevent voice announcements from sounding over your
telephone speaker if you wish. This feature also blocks subdued
off-hook voice announcements.
To block voice-announced calls,
1. Press OPTIONS.
2. Press VAB.
3. Press ON.
4. Press SPEAKER to end.
7
GCA70–250 Using The Other Telephone Features
LCD Speakerphone Reference Manual 7 – 1
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