Ricoh D025 Service Manual page 1477

NCU Parameters
Address
International dial tone frequency
680535
upper limit (low byte)
International dial tone frequency
680536
lower limit (high byte)
International dial tone frequency
680537
lower limit (low byte)
International dial tone detection
680538
time
International dial tone reset time
680539
(LOW)
International dial tone reset time
68053A
(HIGH)
International dial tone continuous
68053B
tone time
International dial tone permissible
68053C
drop time
International dial wait interval
68053D
(LOW)
International dial wait interval
68053E
(HIGH)
Country dial tone upper frequency
68053F
limit (HIGH)
Country dial tone upper frequency
680540
limit (LOW)
Country dial tone lower frequency
680541
limit (HIGH)
680542 Country dial tone lower frequency
D393
Function
136
Unit
detection is disabled.
If both addresses
Hz (BCD) contain FF(H), tone
detection is disabled.
If 680538 contains FF,
the machine pauses for
the pause time (68053D
/ 68053E).
Belgium: See Note 2.
20 ms
-
If both addresses
contain FF(H), tone
detection is disabled.
Hz (BCD)
If both addresses
contain FF(H), tone
detection is disabled.
Remarks
SM