At&t door phone controller compatibility chart – AT&T Door Phone Controller User Manual
Page 3

AT&T Door Phone Controller Compatibility Chart
Dedicated
Dedicated
Station
Station
Mode
Trunk
Trunk
Access
Access Auto
Loop
Ground
Port
Saver
Loop
Start
Trunk
Saver
L o o p
Start
Aux. Alert
Ringdown
Start
Start
(Analog)
(Analog)
System
DIP
Switches
Home Use
(single line
YES
NO
service)
NO
YES
NO
NO
NO
PARTNER
NO
YES
YES
NO
NO
PARTNER
YES
YES
YES
YES
YES
NO
PLUS
Spirit
YES
NO
YES
YES
NO
NO
308/616,
1224/2448
Merlin
YES
YES
YES
NO
NO
NO
206/410/820
Merlin II
YES
NO
YES
YES
YES
YES
Merlin
YES
NO
YES
YES
NO
NO
Plus
Merlin
YES
NO
YES
YES
YES
YES
1030/3070
System 25
YES
YES
YES
YES
YES
YES
System 75
NO
NO
NO
NO
NO
YES
System 85
NO
YES
NO
NO
YES
YES
Dimension
NO
YES
NO
NO
YES
YES
Horizon
YES
YES
YES
YES
YES
YES
Comkey
YES
NO
YES
YES
NO
NO