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INTRODUCTION TO THE DT820 PHONES
ITY-8LDX Phone Specifics
DT820 Phone User Guide 2 -21
(b) Programmable Key Information
Table 2.8 Programmable Key information
BLF Idle LED is not lit
Ringing (SIP@Net) Blinking Red
Ringing (3C system) Blinking Green
Subscription Failed LED is not lit
Online (3C system
only)
Green
On the Phone Red
Held Blinking Red
Busy Red
Key Type Description
Line Key Default line text.
Programmed Speed Dial Key Speed Dial name.
Empty Programmable Key No information is shown.
Type Status
Programmable
Key LED
LED/
DESI-Less Icon
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