Remote Copying - Canon Image Reader-A1 iR5000i Service Manual

3.1.2

Remote Copying

Remote copying occurs when another machine is selected as the printer on the control
panel; in it, image data read by the transmitting side is sent to the output side over the net-
work for printing.
At this time, the image data will be accompanied by such data as on the number of pages,
sorting/stapling instructions, and job information entered from the control panel.
All data is first written to the hard disk on the receiving side, and is read page by page un-
til all copying jobs are done for transmission to the printer unit of the output machine.
In other words, steps (12) through (16) are repeated inside the output machine until all
jobs are done. To make use of this function, the IP address of the output machine must be
registered making the following selections: user mode>copier mode>remote copy print.
If the auto acquisition function for IP address (DHCP, BOOTP, RARP) is
used in the user's network environment, the IP address of the machine is at
REF.
time forced to change, disabling the selected machine to serve as the printer
of remote copying.
Transmission side
HDD
Network
PCB
(8)
HUB
(9) Compressed
data
Network
PCB
HDD
COPYRIGHT © 2001 CANON INC.
Main memory
Page memory
for reading
(5)
Compressed data
Compressed data
(6)
Work memory
for transmission
(7)
System controller PCB
Comrpessed data
Network
System controller PCB
(10)
Compressed
data
(11)
(12)
2000 2000 2000 2000
CHAPTER 2 MAIN CONTROLLER
Binary
(3)
(4)
Main
memory
(4)
Main memory
(13)
Work memory
for
transmission
Main memory
(14)
Print page
(15)
memory
F02-301-02
CANON iR5000i/iR6000i REV.0 JUNE 2001
Reader unit
(1)8-bit
Image
(2)
processing
block for reading
Binary
Black-and-white
image
compression
Compressed
circuit
data
Image processor PCB
Image processor PCB
Extension
circuit
Print image
processing
block
(16)
Printer unit
Output side
2-13 S