Ricoh M281 Series, Service Manual

Page: 955 / 1003

Bit Switches - 5
SM 121 D255/D256 FAX OPTION
D255/
D256
F
A
X
OP
TI
ON
1 0 50 s
1 1 60 s
2-3 T4 timer adjustment Adjust the T4 timer.
The default is "00" (3 seconds).
Bit 3 Bit 2
0 0 3 s
0 1 3.5 s
1 0 4 s
1 1 5 s
4-5 T0 timer adjustment Adjusts the fail safe timer. This timer sets
the interval between "setup" data
transmission and T.38 phase decision. If
your destination return is late on the
network or G3 fax return is late, adjust the
longer interval timer.
The default is "00" (75 seconds).
Bit 5 Bit 4
0 0 75 s
0 1 120 s
1 0 180 s
1 1 240 s
6-7 Not used Do not change these settings.
IP Fax Switch 09 (SP No. 1-111-010)
No. Function Comments
0 Network I/F setting for SIP
connection
0: IPv4
1: IPv6.
Selects the connection type (IPV4 or IPV6)
to connect to the SIP server.
1 Network I/F setting for Fax
communication
0: Same setting as SIP server
connection
1: Automatic setting
0: The I/F setting for fax communication
follows the setting for SIP server
connection.
1: The negotiation between the SIP server
and the device decides whether IPv4 or
IPv6 is used for the I/F setting for fax
communication.