Garmin 4223 사용자 설명서

Accessories

BusinessPhone – Dialog 4223 Professional / Dialog 3213

112

Option unit

Dialog 4223 Professional

The Option unit DBY 420 01/1 is an optional accessory, to be

installed on the bottom of your telephone set. The following devices

can be installed via the Option unit:
•

Extra bell or busy indication outside your door

To check or set the option unit for extra bell or for busy signal:

í*1

Press and hold simultaneously until a ring signal is heard.

The display shows:

The Line 2 key lamp indicates the setting of the option unit:
•

Off=Extra bell

•

On=Busy signal lamp

•

Flashing=Combined extra bell & busy lamp.

Line 2

Press to change to busy signal,

Or:

Line 2

Press to change to extra bell & busy signal,

Or:

Line 2

Press to change to extra bell.

Press to save the setting and exit.

Note: If you do not press #, the phone automatically

returns to idle about 30 seconds after the last key press.

OPTION PROGRAMMING