Color Communication Specification - Canon MultiPASS C530 Service Manual

Time required for transmission protocol
Protocol
Mode
G3 standard
4
V.8/V.34*
*1 Time from when other facsimile is connected to the line until image transmission begins.
*2 Post-message (between pages): Time from after one document has been sent until
transmission of the next document starts if several pages are transmitted.
*3 Post-message (after last pages): Time from after image transmission is completed until
line is switched from facsimile to telephone.
*4 MultiPASS C560 only
Minimum transmission time
Transmission output level
Receive input level
Modem IC

2.3 Color Communication Specification

ITU-T recommendation
Scanning Document size
Printing paper size
Resolution
Picture element
Coding
Color space
Illuminant Data
Sub sample
For details Color Communication, see 8.5 Color communication on page 2-69 .
REFERENCE
MultiPASS C530/C560 Chapter 1: General Description
Pre-message Post-message
Protocol * 1 Protocol *
(between pages)
approx.18 sec. approx.4 sec.
approx.8 sec. approx.2 sec.
10 msec (G3), 0 msec (G3, ECM)
from 0 to -15 dBm
from -3 to -43 dBm
R288F-26 (MultiPASS C560)
FM214 (MultiPASS C 530)
ITU-T T.30 ANNEX E (JPEG Color Fax)
A4
A4
200×200 dpi
8 bit
JPEG
CIELAB
CIE Standard Illuminant D50
4:1:1 (=Lab)
1-3
Post-message *
2
(after pages)
approx.4 sec.
approx.2 sec.
T.4 ANNEX E (JPEG Header)
T.42 (Color space for Color Fax)
T.81 (JPEG)
3