Operating instructions

Multiple Line
Installation
A. Before a Key System
Ring Supervision:
Excellent
Barge-in
Protection:
Excellent
Install, Ease/Expense
Good
TO KEY PHONES
You can only install your SR on the CO* side of the KSU. You cannot
install it on the station or extension side.
1) Disconnect the desired line from the KSU.
2) Mount the SR
in a convenient location near the KSU. Under two of the
feet
on the SR are mounting slots.
3) At the
demarc, install an RJ-11 if one does not exist. Label it “LINE”.
Attach the “LINE” jack of the SR to this RJ-11 with the supplied line
cord.
Shorten if desired.
* Telephone company
18 SR Serles