Communication Switches - Ricoh D158 Service Manual

Bit Switches - 3
4.5 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.

4.5.1 COMMUNICATION SWITCHES

Communication Switch 00 (SP No. 1-104-001)
No
Compression modes available in receive
mode
Bit 1 Bit 0
0-1 0 0
0 1
1 0
1 1
Compression modes available in transmit
mode
Bit 3 Bit 2
2-3 0 0
0 1
1 0
1 1
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
D702
Function
Modes
MH only
MH/MR
MH/MR/MMR
MH/MR/MMR/JBIG
Modes
MH only
MH/MR
MH/MR/MMR
MH/MR/MMR/JBIG
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.
Change the setting when
communication problems occur
using JBIG compression.
Change the setting when
communication problems occur
using JBIG compression.
84 SM