NCU PARAMETERS
SM 3-61 B576
Fax Option
B576
Address Function Unit Remarks
680576
Number of rings until a call is
detected
1 SP2-103-6
The setting must not be
zero.
680577
Minimum required length of the first
ring
20 ms See Note 4.
SP2-103-7
680578
Minimum required length of the
second and subsequent rings
20 ms SP2-103-8
680579
Ringing signal detection reset time
(LOW)
SP2-103-9
68057A
Ringing signal detection reset time
(HIGH)
20 ms
SP2-103-10
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
Bit 1 0 Setting
0 0 200 ms
0 1 800 ms
Other Not used
Bits 2 and 3 - Handset on-hook detection time
Bit 3 2 Setting
0 0 200 ms
0 1 800 ms
Other Not used
Bits 4 to 7 - Not used
680583
to
6805A0
Not used
Do not change the
settings.
6805A1
Acceptable CED detection frequency
upper limit (high byte)
6805A2
Acceptable CED detection frequency
upper limit (low byte)
BCD (Hz)
If both addresses contain
FF(H), tone detection is
disabled.
6805A3
Acceptable CED detection frequency
lower limit (high byte)
6805A4
Acceptable CED detection frequency
lower limit (low byte)
BCD (Hz)
If both addresses contain
FF(H), tone detection is
disabled.
6805A5 CED detection time
20 ms
± 20 ms
Factory setting: 200 ms
6805A6
Acceptable CNG detection frequency
upper limit (high byte)
6805A7
Acceptable CNG detection frequency
upper limit (low byte)
BCD (Hz)
If both addresses contain
FF(H), tone detection is
disabled.