Initialize or adjust lcd contrast – Toshiba STRATA DP5000 User Manual
Page 119
Administrator Programming
Telephone Programming Mode
Strata CIX DP5000-series Telephone UG 05/09
103
Call Waiting and Camp-on Ring Tone Over Handset/
Headset Option
Call Waiting and Camp-on tones are sent to a busy telephone’s speaker to indicate that
a call is waiting. Call Waiting and Camp-on Tones can be sent, as an option, to the
telephone handset or headset, in addition to the speaker. Follow these steps to turn
handset/headset Call Waiting and Camp-on tone On/Off for a DP5000-series
telephone. The default is Off.
1. Press
3
+
6
+
9
+
Hold
(simultaneously).
2. Press
0
.
3. Press Feature Button 4 (FB4) to toggle On/Off.
FB4, LED On: Call Waiting tone
FB4, LED Off: No Call Waiting tone
4. Press
Hold
to set the option.
5. Go off-hook, then on-hook to exit the program mode.
Initialize or Adjust LCD Contrast
To initialize LCD Contrast for the LCD Telephones
1. Press
3
+
6
+
9
+
Hold
(simultaneously).
2. Press
Mode
soft key.
3. Press
Msg
button so that the
Msg
LED is On.
4. Press
Hold
. This sets the LCD lightness/darkness contrast to the default setting.
5. Go off-hook, then on-hook to exit the program mode.
To adjust LCD Contrast for the LCD Telephones
Press and hold down the
Mic
button while you press and release
Vol
s
or
Vol
t
repeatedly.
Each time you press
Vol
s
or
Vol
t
, the contrast increases or decreases. There are
a total of 13 different contrast levels available.