Communication Switches - Ricoh C2000 Service Manual

4. Service Tables
Smoothing feature
Bit 1: 0 Bit 0: 0 = Disabled
0-1 Bit 1: 0 Bit 0: 1 = Disabled
Bit 1: 1 Bit 0: 0 = Enabled
Bit 1: 1 Bit 0: 1 = Not used
2-7 Not used

Communication Switches

4
Communication Switch 00 [SP No. 1-104-001]
No
Compression modes available in
receive mode
Bit 1: 0 Bit 0: 0 = MH only
Bit 1: 0 Bit 0: 1 = MH/MR
0-1
Bit 1: 1 Bit 0: 0 = MH/MR/MMR
Bit 1: 1 Bit 0: 1
= MH/MR/MMR/JBIG
Compression modes available in
transmit mode
Bit 3: 0 Bit 2: 0 = MH only
Bit 3: 0 Bit 2: 1 = MH/MR
2-3
Bit 3: 1 Bit 2: 0 = MH/MR/MMR
Bit 3: 1 Bit 2: 1
= MH/MR/MMR/JBIG
4 Not used
JBIG compression method:
Reception
5 0: Only basic supported
1: Basic and optional both
supported
72
FUNCTION
(0, 0) (0, 1): Disable smoothing if the machine receives
halftone images from other manufacturers fax machines
frequently.
Do not change the settings.
COMMENTS
These bits determine the compression capabilities to be
declared in phase B (handshaking) of the T.30 protocol.
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.