Ricoh Aficio MP C2030, Service Manual

Page: 1143 / 1171

NCU Parameters
SM 117 D432/D433
D
432
/D
43
3
Fax Op
tion
Ty
p
e
C25
50/C253
0
Address Function Unit Remarks
6805B6
PSTN: 2100 Hz tone transmission
level
- N6805B4 - 0.5N 6805B6 –3 (dB)
See Note 7.
6805B7 PABX: Tx level from the modem - dBm
6805B8
PABX: 1100 Hz tone transmission
level
- N 6805B7 - 0.5N 6805B8 (dB)
6805B9
PABX: 2100 Hz tone transmission
level
- N 6805B7 - 0.5N 6805B9 (dB)
6805BD
Modem turn-on level (incoming
signal detection level)
-37-0.5N
(dBm)
6805BE
to
6805C6
Not used -
Do not change the
settings.
6805C7
Bits 0 to 3 – Not used
Bit 4 = V.34 protocol dump 0: Simple, 1: Detailed (default)
Bits 5 to 7 – Not used.
6805C8
to
6805D9
Not used
-
Do not change the
settings.
6805DA T.30 T1 timer 1 s
6805E0 bit
3
Maximum wait time for post
message
0: 12 s
1: 30 s
1: Maximum wait time
for post message
(EOP/EOM/MPS) can
be changed to 30 s.
Change this bit to “1” if
communication errors
occur frequently during
V.17 reception.