Feature
Transfer/Conference
Shuttle (Secondary
Call)
Call Conferencing
Call Conferencing
Hold
DND
Headset
CF Busy
(3C system only)
CF Immediate
(3C system only)
CF No Answer
(3C system only)
Call Recording
(3C system only)
Keypad in first letter
uppercase entry
mode
Keypad in all
uppercase entry
mode
Keypad in all
lowercase entry mode
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I N T R O D U C T I O N T O T H E D T 8 2 0 P H O N E S
DT820 Series Phones
Icon
Black and White
Color
Focus is on the secondary call.
This icon indicates that you have two other
callers in a 3-way conference call.
This icon is displayed when you have two
other callers in a 3-way conference and have
the conference (both callers) on hold.
This icon indicates the phone is currently set
for Do Not Disturb.
(This feature may not be available on all
systems)
This icon indicates that the headset is active.
This icon indicates Call Forwarding on Busy is
active.
This icon indicates Immediate Call Forwarding
is active.
This icon indicates Call Forwarding on No
Answer is active.
This icon indicates Call Recording is active.
This icon indicated that the keypad will
generate the first letter in a word in uppercase
characters, and the rest of the letters in a word
in lowercase characters when entering data.
Example: Abc D Efg
To switch between keypad entry modes, press
the * key on the telephone keypad.
This icon indicates that the keypad generates
all uppercase characters when entering data.
Example: ABC D EFG
To switch between keypad entry modes, press
the * key on the telephone keypad.
This icon indicates that the keypad generates
all lowercase characters when entering data.
Example: abc d efg
To switch between keypad entry modes, press
the * key on the telephone keypad.
Description
DT820 Phone User Guide