Specifications

COPYRIGHT
©
1999 CANON INC. CANON SUPER G3 FAX BOARD-F1 REV.0 MAY 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
4-9
CHAPTER 4 SERVICE MODE
#1 SSSW-SW03: echo prevention settings
Bit 1
Use it to specify whether to transmit an echo protect tone for high-speed transmission V.29 (9600 bps
or 7200 bps) modem signals.
If an error tends to occur often at time of transmission because of line condition, select "Yes" for echo
protect tone. When "Yes" is selected, a non-modulation carrier will be transmitted for about 200 ms
as a sync signal to precede image data.
Memo
The following is a list of error codes that may occur at time of transmission because of line
condition:
##100, ##104, ##281, ##282, ##283, ##750, ##755, ##760, ##765
Bit 7
Use it to specify whether to transmit a tonal signal (1080 Hz) before transmitting a CED signal. If an
error tends to occur when receiving data from overseas, select "Yes."
Memo
The following is a list of error codes that may occur at time of reception because of an echo:
#005, #101, #106, #107, #114, #200, #201, #790
03
0
1
3
4
5
6
7
0
0
0
0
0
0
0
Do not change
Echo protect tone by high-speed transmis-
sion
Do not change
Transmission mode: international (1)
Transmission mode: international transmis-
sion (2) or domestic transmission (3)
Transmission mode
Tonal signal before CED signal transmis-
sion
1
Yes
0
No
2 0Do not change
Yes No
Yes No
International (3) International (2)
Yes No
SW
No.
Bit
No.
Description
Bit setting
Default