Specifications
COPYRIGHT
©
1999 CANON INC. CANON SUPER G3 FAX BOARD-F1 REV.0 MAY 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
2-67
CHAPTER 2 OPERATION AND TIMING
c. Mode Change
The transmitting device sends a PPS-EOM signal, while the receiving device sends an MCF
signal. Thereafter, the receiving device sends a DIS signal and the transmitting device sends a DCS
signal to cause a mode change.
Figure 2-417 Mode Change
Note:
The shaded signals need special attention among those in the procedure.
TX RX
Image
data
Turn-Off
Sh
Sh
Sh
Sh
ALT
E
flags
flags
flags
flags
CFR
NSF
CSI
DIS
MCF
ALT
E
flags
NSS
TSI
DCS
flags
"1"
S
S
PP
B1
Image
data
Turn-Off
PPS-EOM
If both are Canon devices, a special procedure
is executed omitting some of the exchanges.