Bit Switches - 3
SM 101 D418
Fax Option
Type 9001
D418
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 setting.
Wrong connection prevention
method
Bit 3 Bit 2 Setting
0 0 None
0 1 8 digit CSI
1 0 4 digit CSI
1 1 CSI/RTI
2-3
(0,1): The machine will disconnect the line
without sending a fax message, if the last 8
digits of the received CSI do not match the last
8 digits of the dialed telephone number. This
does not work when manually dialed.
(1,0): The same as above, except that only the
last 4 digits are compared.
(1,1): The machine will disconnect the line
without sending a fax message, if the other end
does not identify itself with an RTI or CSI.
(0,0): Nothing is checked; transmission will
always go ahead.
This function does not work when
dialing is done from the external
telephone.
4-5 Not used Do not change the setting.
Maximum printable page length
available
Bit 7 Bit 6 Setting
0 0 No limit
6-7
0 1 B4 (364 mm)
The setting determined by these bits is
informed to the transmitting terminal in the
pre-message protocol exchange (in the
DIS/NSF frames).
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