Ricon B156, Service Manual

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NCU PARAMETERS
B750 98 SM
Address Function Unit Remarks
68055B International dial access code (High)
68055C International dial access code (Low)
BCD For a code of 100:
68055B - F1
68055C - 00
68055D PSTN access pause time 20 ms This time is waited for
each pause input after
the PSTN access code. If
this address contains
FF[H], the pause time
stored in address 68054F
is used.
Do not set a number
more than 7 in the UK.
68055E Progress tone detection level, and
cadence detection enable flags Bit 7 Bit 6 Bit 5 dBm
0 0 0 -25.0
0 0 1 -35.0
0 1 0 -30.0
1 0 0 -40.0
1 1 0 -49.0
Bits 2, 0 - See Note 2.
68055F
to
680564
Not used Do not change the
settings.
680565 Long distance call prefix (HIGH) BCD
680566 Long distance call prefix (LOW) BCD
For a code of 0:
680565 - FF
680566 - F0
680567
to
680571
Not used Do not change the
settings.
680572 Acceptable ringing signal frequency:
range 1, upper limit SP2-103-003 (parameter
02).
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
1000/ N
(Hz).
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).