Ricoh D009 - Page 973

Bit Switches
SM 83 D346
Fax Option
Type 5000
D346
Bit 1: 1 Bit 0: 1
= MH/MR/MMR/JBIG
2-3
Compression modes available
in transmit mode
Bit 3: 0 Bit 2: 0 = MH only
Bit 3: 0 Bit 2: 1 = MH/MR
Bit 3: 1 Bit 2: 0 = MH/MR/MMR
Bit 3: 1 Bit 2: 1
= MH/MR/MMR/JBIG
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.
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.
Communication Switch 01 [SP No. 1-104-002]
No FUNCTION COMMENTS
0
ECM
0: Off 1: On
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.
1
Not used
Do not change the settings.