Ricoh M052 Service Manual page 624

NCU Parameters
Address
Number of rings until a call is
680576
detected
Minimum required length of the
680577
first ring
Minimum required length of the
680578
second and subsequent rings
Ringing signal detection reset time
680579
(LOW)
Ringing signal detection reset time
68057A
(HIGH)
68057B
to
Not used
680580
Interval between dialing the last
digit and switching the Oh relay
680581 over to the external telephone
when dialing from the operation
panel in handset mode.
Bits 0 and 1 - Handset off-hook detection time
Bit 1:0, Bit 0: 0 = 200 ms
Bit 1:0, Bit 0: 1 = 800 ms
Other Not used
680582 Bits 2 and 3 - Handset on-hook detection time
Bit 3: 0, Bit 2: 0 = 200 ms
Bit 3: 0, Bit 2: 1 = 800 ms
Other Not used
Bits 4 to 7 - Not used
M381
Function
112
Unit
SP2-103-007
(parameter 06).
1
The setting must not be
zero.
See Note 4.
20 ms SP2-103-008
(parameter 07).
SP2-103-009
20 ms
(parameter 08).
SP2-103-010
(parameter 09).
20 ms
SP2-103-011 (parameter
10).
Do not change the
-
settings.
20 ms Factory setting: 500 ms
-
Remarks
SM