Ricoh D117 - Communication Switch 00 (SP No. 1-104-001); Communication Switches

Bit Switches
D649 92 SM
4.3.4 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.