Dedicated Transmission Parameters
D418 152 SM
Switch 03
No Function Comments
DIS/NSF detection method
Bit 3 Bit 2 Setting
0 0 First DIS or NSF
0 1 Second DIS or NSF
1 0 Not used
1 1 Disabled
2-3
(0, 1): Use this setting if echoes on
the line are interfering with the set-up
protocol at the start of transmission.
The machine will then wait for the
second DIS or NSF before sending
DCS or NSS.
If the setting is “Disabled”, the bit
switch setting is used.
4
V.8 protocol
0: Off
1: Disabled
If transmissions to a specific
destination always end at a lower
modem rate (14,400 bps or lower),
disable V.8 protocol so as not to use
V.34 protocol.
0: V.34 communication will not be
possible.
If the setting is “Disabled”, the bit
switch setting is used.
5
Compression modes available in transmit
mode
0: MH only
1: Disabled
This bit determines the capabilities
that are informed to the other
terminal during transmission.
If the setting is “Disabled”, the bit
switch setting is used.
ECM during transmission
Bit 7 Bit 6 Setting
0 0 Off
0 1 On
6
7
1 0 Not used
For example, if ECM is switched on
but is not wanted when sending to a
particular terminal, use the (0, 0)
setting.
Note that V.8/V.34 protocol and JBIG
compression are automatically
disabled if ECM is disabled.
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