C4230
FUNCTION KEYS
1 Speaker
Press On or Off.
2 Flash
Press to receive an incoming call
while on a call. (Call Waiting must
be activated)
3 Redial
Press to Redial last number dialed.
4 Boost
Press to add an extra level of
amplification over the entire range
of volume control.
5 Input for (optional) C2210
Lamp Flasher
6 Ringer Style
Press to adjust the style of ring.
7 Volume
Press to control the outgoing
Speaker Volume.
Power LED – LED will
illuminate when the
power is on
8
Quick Reference Guide
8 Mute button
9 Port for (optional) C2210
10 AC Adapter
11 Phone Line Connection
In Use LED – LED will illuminate
when the phone is in use
Press to turn OFF speakerphone
microphone.
Bed Shaker
1
2
3
4
*
Charge LED – LED will light up
when handset is in base charging
9
10
11
5
6
7
8