TERMINAL SETUP 
48 
TO ENABLE/DISABLE BACKLIGHT 
The procedure below shows how to enable/disable the backlights 
of LCD and digit keys. 
The backlights illuminate (for approximately 10 seconds) when 
you press any key or lift the handset. 
 
1.
  Press Menu key while terminal is in an idle state. 
Then, select 
□
3 Settings. 
 
2.
  Select 
□
3 Back Light. 
 
3.
  Select desired setting from the following list. 
Backlights of LCD and digit keys are 
disabled. 
Backlights of LCD and digit keys are 
enabled. 
 
■Default setting is 
□
2 Enable. 
■The enabled item is highlighted. 
 
4.
  After the selection is completed, press the Enter 
key or the OK soft key. 
TO SET RINGING OF HEADSET 
The procedure below shows how to enable/disable the ringing of 
headset. 
 
1.
  Press Menu key while terminal is in an idle state. 
Then, select 
□
3 Settings. 
 
2.
  Select 
□
4 Headset. 
 
3.
  To disable/enable the ringing of headset, select 
□
1 Disable or 
□
2 Enable. 
■Default setting is 
□
1 Disable. 
■The enabled item is highlighted.