Canon iR C6800 Series Portable Manual page 152

Code Cause/Particulars of detection
0003 While the TokeRing driver is being
initialized, board information cannot be
obtained, or the settings are wrong.
The board information cannot be
obtained.
0004 When starting up the TokenRing driver,
a connection error occurs.
E746 The accessories board is of the wrong type.
0003 At time of start-up, the UFR board is
found to be of the wrong type.
(A query is made to find out if the type
is correct with reference to the engine
ID.)
0004 At time of start-up, the scanner board is
found to be of the wrong type.
(A query is made to find out if the type
is correct with reference to the engine
ID.)
E747 There is an error in the ASIC for image processing or in the ASIC for memory
control/communication control.
--- There is an error in IC1015 (ASIC for
image processing) or in IC1012 (for
memory control/communication
control) on the main controller PCB.
(e.g., image data transfer error)
E800 The interlock 24V mechanism of the fixing unit is identified as being off. With the
door closed, the interlock 24V mechanism remains off for 500 msec.
0001
E804 There is any of the various types of fan errors.
0004 There is an error in the controller
cooling fan.
Remarks
Turn off the main power; as necessary,
replace the TokenRing board, and turn
on the main power.
Turn off the main power, and check the
connection of the cable, and check the
power supply of MAU; then, turn on
the main power.
Replace it with a UFR board of the
correct type.
Replace it with a scanner board of the
correct type.
Turn off the main power, and check the
main controller PCB; then, turn on the
main controller PCB.
Turn off the main switch, and check the
wiring of the DC controller PCB, check
the fixing unit interlock, and check the
24V system fuse; then, turn on the
interlock main switch.
Turn off the main switch, and check the
wiring of the DC controller PCB and
the 24V system fuse; then, turn on the
main switch.