Ricoh D649 Field Service Manual page 93

Compression modes available in transmit mode
Bit 3 Bit 2
0 0
2-3
0 1
1 0
1 1
4 Not used
JBIG compression method: Reception
5 0: Only basic supported
1: Basic and optional both supported
JBIG compression method: Transmission
6 0: Basic mode priority
1: Optional mode priority
Closed network (reception)
7 0: Disabled
1: Enabled
No Function
ECM
0
0: Off 1: On
1 Not used
Modes
MH only
MH/MR
MH/MR/MMR
MH/MR/MMR/JBIG
Communication Switch 01 (SP No. 1-104-002)
If this bit is set to 0, ECM is switched off for all
communications.
In addition, V.8 protocol and JBIG compression are
switched off automatically.
Do not change the setting.
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.
Do not change the settings.
Change the setting when communication
problems occur using JBIG compression.
Change the setting when communication
problems occur using JBIG compression.
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.
Comments
Bit Switches
91