IP5000-series Telephone Quick Reference Guide 03/12 5
Backlight On / Off
To change Backlight Settings
For the 4-line LCD telephones:
1. Press Hold+3+6+9 (simultaneously).
2. Press the Mic button.
3. Press the Hold button to display the LCD Backlight Setting
menu.
4. Press Feature Key 1 (FK1: located on the bottom left-
hand side row of programmable buttons on the telephone)
and choose from one of the selections below:
•Always Off: Press 1 followed by Hold, Hold
•Always On: Press 2 followed by Hold, Hold
•On Demand/Synchronized: Press 3 followed by Hold,
Hold
On Demand/Synchronized setting turns the backlight on
when there is any activity on the telephone, and then keeps
the backlight on for 30 seconds (default setting).
When On Demand/Synchronized is selected the following
steps can be completed to customize the backlight timer:
Note From an idle phone perform steps 1~3 first.
5. Press FK2 (located directly above FK1) to display Backlight
Timer menu.
6. Enter 2 digit value between 01 and 30 which represents 10 –
300 seconds respectively.
7. Press Hold, Hold to save your entry.
8. Lift the handset off hook / on hook to save settings.
For the 9-line LCD telephones:
1. Press Hold+3+6+9 (simultaneously).
2. From the IP Configurations screen, press the Others
softkey.
3. Press BL Mode.
4. Choose the softkey associated with the mode desired:
Always Off
Always On
On Demand
5. Press Set softkey to save your changes.
6. If On-demand is chosen, press BL Timer softkey to
change the Backlight time, otherwise proceed to Step 8.
7. Enter a number from 1:min - 30:max.
8. Press Set softkey two times to return to IP
Configurations.
9. Lift the handset off hook / on hook to save settings