NEC DT750 - 2 Terminal Setup; Setup with Up;Down Key

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2. TERMINAL SETUP
This chapter describes operating procedures for
terminal settings. Various terminal settings such as
display, sounds, password, and language are available.
SETUP WITH UP/DOWN KEY
• TO ADJUST HANDSET RECEIVER
VOLUME
STEP 1: Press (Up) or (Down) in the off-hook
status or during a call.
• TO ADJUST SPEAKER VOLUME
STEP 1: Press (Up) or (Down) during speak-
erphone operation or during a call.
• TO ADJUST RINGER TONE
STEP 1: Press (Up) or (Down) during ringing.
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