Volume Control For Key Telephones; Lcd Display Contrast For Display Key Telephones - NEC DDXXEE SSeerriieess User Manual

Volume Control for key telephones

The volume keys adjust the ringing, handset earpiece and loudspeaker
volumes on the key telephones.
To adjust ringing volume
• When the phone is ringing, press the
• OR when the phone is idle, press
and to save the setting.
To adjust handset earpiece or loudspeaker volumes
• When on a handset or handsfree call
• Press the

LCD Display Contrast for display key telephones

The volume keys also adjust the two line LCD display contrast (not
available on the super display).
•
• Press the
∆ or ∇ keys
∆ or ∇ keys
∆ or ∇ keys
∆ or ∇ keys
then the
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