NCU Parameters
D361 138 SM
Address Function Unit Remarks
680573
Acceptable ringing signal frequency:
range 1, lower limit
SP2-103-004
(parameter 03).
680574
Acceptable ringing signal frequency:
range 2, upper limit
SP2-103-005
(parameter 04).
680575
Acceptable ringing signal frequency:
range 2, lower limit
SP2-103-006
(parameter 05).
680576
Number of rings until a call is
detected
1
SP2-103-007
(parameter 06).
The setting must not be
zero.
680577
Minimum required length of the first
ring
20 ms
See Note 4.
SP2-103-008
(parameter 07).
680578
Minimum required length of the
second and subsequent rings
20 ms
SP2-103-009
(parameter 08).
680579
Ringing signal detection reset time
(LOW)
SP2-103-010
(parameter 09).
68057A
Ringing signal detection reset time
(HIGH)
20 ms
SP2-103-011
(parameter 10).
68057B
to
680580
Not used
Do not change the
settings.
680581
Interval between dialing the last digit
and switching the Oh relay over to
the external telephone when dialing
from the operation panel in handset
mode.
20 ms Factory setting: 500 ms
680582 Bits 0 and 1 - Handset off-hook detection time