Ricoh LD013, Service Manual

Page: 468 / 513

F
ax Un
it
B4
04
NCU PARAMETERS
SM 5-51 B404
Address Function Unit Remarks
680472 Acceptable ringing signal frequency:
range 1, upper limit Function 08-0
(parameter 02).
See Note 9.
680473 Acceptable ringing signal frequency:
range 1, lower limit Function 08-0 (parameter
03).
See Note 9.
680474 Acceptable ringing signal frequency:
range 2, upper limit Function 08-0 (parameter
04).
See Note 9.
680475 Acceptable ringing signal frequency:
range 2, lower limit
1000/ N
(Hz).
Function 08-0 (parameter
05).
See Note 9.
680476 Number or rings until a call is
detected 1 Function 08-0 (parameter
06).
The setting must not be
zero.
See Note 9.
680477 Minimum required length of the first
ring 20 ms See Note 4.
Function 08-0 (parameter
07).
See Note 9.
680478 Minimum required length of the
second and subsequent rings 20 ms Function 08-0 (parameter
08).
See Note 9.
680479
Ringing signal detection reset time
(LOW) Function 08-0 (parameter
09).
See Note 9.
68047A Ringing signal detection reset time
(HIGH)
20 ms
Function 08-0 (parameter
10).
See Note 9.
68047B
to
680480
Not used Do not change the
settings.
680481 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
680482
Bits 0 and 1 - Handset off-hook detection time
Bit1
0 Setting
0 0 200 ms
0 1 800 ms
Other Not used
Bits 2 and 3 - Handset on-hook detection time
Bit3
2 Setting
0 0 200 ms
0 1 800 ms
Other Not used
Bits 4 to 7 - Not used