Terminal Setup With The Up/Down Key - NEC DT510 User Manual

2.
T
ERMINAL
This chapter describes operating procedures for
terminal settings by the UP/DOWN key and Feature
keys.
Terminal Setup With the Up/Down
Key
To Adjust Handset Receiver Volume
Press the Up/Down key in the off-hook status or during
the call.
HANDSET
To Adjust Speaker Volume
Press the Up/Down key during speakerphone
operation or during the call.
SPEAKER
S
ETUP
To Adjust Ringer Tone
Press the Up/Down key during ringing.
To Adjust LCD Contrast
Press the Up/Down key in the on-hook status.
5
RING
LCD