Ricoh B264 Service Manual page 839

Address
680511 PSTN detection time for silent period
after ring-back tone detected (LOW)
680512 PSTN detection time for silent period
after ring-back tone detected (HIGH)
680513
PSTN busy tone frequency upper
limit (high byte)
680514
PSTN busy tone frequency upper
limit (low byte)
680515 PSTN busy tone frequency lower
limit (high byte)
680516 PSTN busy tone frequency lower
limit (low byte)
680517 PABX dial tone frequency upper limit
(high byte)
680518 PABX dial tone frequency upper limit
(low byte)
680519 PABX dial tone frequency lower limit
(high byte)
68051A PABX dial tone frequency lower limit
(low byte)
68051B PABX dial tone detection time
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
680523 PABX ringback tone off detection
time
680524
PABX detection time for silent
period after ringback tone detected
(LOW)
680525 PABX detection time for silent
period after ringback tone detected
(HIGH)
680526 PABX busy tone frequency upper
limit (high byte)
680527 PABX busy tone frequency upper
limit (low byte)
680528 PABX busy tone frequency lower
limit (high byte)
680529 PABX busy tone frequency lower
limit (low byte)
68052A Busy tone ON time: range 1
68052B Busy tone OFF time: range 1
68052C Busy tone ON time: range 2
68052D Busy tone OFF time: range 2
68052E Busy tone ON time: range 3
SM
Function
87
NCU PARAMETERS
Unit Remarks
20 ms
20 ms
Hz (BCD)
If both addresses contain
FF(H), tone detection is
disabled.
Hz (BCD) If both addresses contain
FF(H), tone detection is
disabled.
Hz (BCD) If both addresses contain
FF(H), tone detection is
disabled.
Hz (BCD) If both addresses contain
FF(H), tone detection is
disabled.
20 ms If 68051B contains FF,
the machine pauses for
the pause time (680520 /
680521).
20 ms If both addresses contain
FF(H), tone detection is
20 ms
disabled.
20 ms
If both addresses contain
FF(H), tone detection is
disabled.
20 ms
Hz (BCD) If both addresses contain
FF(H), tone detection is
disabled.
Hz (BCD) If both addresses contain
FF(H), tone detection is
disabled.
20 ms
B779