TOA Electronics CP-66 - Manual (Page 107)

OD interface
1. Calls from the intercom station to the PBX extension
telephone
First dial (OD interface access No.). After confirm-
ing a dial tone from the PBX, dial (extension
No.).
Ring, ring, ring
Ring back
tone
2. Calls from the PBX to the intercom station
Dial (intercom access No.). After confirming a dial
tone from the intercom system, dial (station
No.), and the call is put through to the station, trans-
mitting an intermittent calling tone.
Calling
LD interface
Telephone
Dialing operation
for interface
Station No. of intercom
1. Calls from the intercom station to the PBX extension
telephone
Dial (LD interface access No.). After confirming a
dial tone from the PBX, dial (extension No.).
2. Calls from the PBX to the intercom station
tone from the intercom system, dial (station
No.), and the call is put through to the station, trans-
mitting an intermittent calling tone.
Dialing operation
for interface
Station No. of intercom
Telephone
Intercom
calling tone Dialing operation
for interface
Extension No. at PBX
Ring, ring, ring
Telephone
Ring back
tone
Calling
Intercom
calling tone Dialing operation
for interface
Extension No. at PBX
Telephone
—100—
Dial (intercom access No.). After confirming a dial