Ricoh M0A0, Service Manual

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4.Service Tables
62
Bit Switches
–
3

Do not adjust a bit switch or use a setting that is described as "Not used", as this may cause the machine to
malfunction or to operate in a manner that is not accepted by local regulations. Such bits are for use only in
other areas, such as Japan.
Default settings for bit switches are not listed in this manual. Refer to the System Parameter List printed by the machine.
Communication Switches
Communication Switch 00 (SP No. 1-104-001)
No Function
Comments
0-
1 Compression modes available in
receive mode These bits determine the compression capabilities to be declared in
phase B (handshaking) of the T.30 protocol.
Bit
1 Bit
0 Modes
0 0 MH only
0 1 MH/MR
1 0 MH/MR/MMR
1 1 MH/MR/MMR/JBIG
2-
3 Compression modes available in
transmit mode These bits determine the compression capabilities to be used in the
transmission and to be declared in phase B (handshaking) of the T.30
protocol.
Bit
3 Bit
2 Modes
0 0 MH only
0 1 MH/MR
1 0 MH/MR/MMR
1 1 MH/MR/MMR/JBIG
4 Not used Do not change the settings.
5 JBIG compression method: Reception
0: Only basic supported
1: Basic and optional both supported Change the setting when communication problems occur using JBIG
compression.
6 JBIG compression method:
Transmission
0: Basic mode priority
1: Optional mode priority Change the setting when communication problems occur using JBIG
compression.
7 Closed network (reception)
0: Disabled
1: Enabled 1: Reception will not go ahead if the polling ID code of the remote
terminal does not match the polling ID code of the local terminal. This
function is only available in NSF/NSS mode.