Infinite 816 Key Telephone System
GENE&IL DEISCRlFl-ION
/
-
-
-
MUSIC
ON HOLD
ADJUST
BACKGROUND
MUSIC
ADJUST
RJ21X
CONNECTOR
_ FOR CO LINE
CONNECTIONS
_ RS 23X
CONNECTOR
FOR SMOR
PRINTOUT
cFIM:S
SMDR
INTERFACE
POWER
MONITOR
LED
Figure 200-2 I..ite
816 Key Service Unit
Issue 1. January 1992
200-3