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• TO ADJUST LCD CONTRAST
Press Up/Down ( or / ) key in the on-hook
status.
For DT730 Series/ITL-8LDE-1 with firmware version
5.0.0.0 or later, an adjustment range of the LCD
contrast is available in 2 types (Wide/Narrow). The type
of adjustment range depends on the configuration
setting.
Wide Setting
Narrow Setting
SETUP WITH FEATURE KEY
• MICROPHONE ON/OFF
LED on key shows the status of the built-in
microphone.
STEP 1: Press soft key associated with the MIC Dis-
play or press and key.
• TO CHANGE HANDSET RECEIVER
VOLUME
Handset receiver volume can be changed.
STEP 1: Press and key. The LCD displays
the current volume status.
STEP 2: Press and key to alternate be-
tween Large and Small volume.
Note:
For the details of configuration setting, please
contact the system administrator.
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