Ricoh C2000

Address Function Unit Remarks
680513
PSTN busy tone frequency upper limit
(high byte)
Hz (BCD)
If both addresses contain FF
(H), tone detection is
disabled.
680514
PSTN busy tone frequency upper limit
(low byte)
680515
PSTN busy tone frequency lower limit
(high byte)
Hz (BCD)
If both addresses contain FF
(H), tone detection is
disabled.
680516
PSTN busy tone frequency lower limit
(low byte)
680517
PABX dial tone frequency upper limit
(high byte)
Hz (BCD)
If both addresses contain FF
(H), tone detection is
disabled.
680518
PABX dial tone frequency upper limit
(low byte)
680519
PABX dial tone frequency lower limit
(high byte)
Hz (BCD)
If both addresses contain FF
(H), tone detection is
disabled.
68051A
PABX dial tone frequency lower limit
(low byte)
68051B PABX dial tone detection time
20 ms
If 68051B contains FF, the
machine pauses for the
pause time (680520 /
680521).
68051C PABX dial tone reset time (LOW)
68051D PABX dial tone reset time (HIGH)
68051E PABX dial tone continuous tone time
68051F PABX dial tone permissible drop time
680520 PABX wait interval (LOW)
-
680521 PABX wait interval (HIGH)
680522 PABX ringback tone detection time 20 ms If both addresses contain FF
(H), tone detection is
disabled.
680523 PABX ringback tone off detection time 20 ms
680524
PABX detection time for silent period
after ringback tone detected (LOW)
20 ms
If both addresses contain FF
(H), tone detection is
disabled.
4. Service Tables
96
4