Canon iR8500 Service Manual page 787

ERROR CODE
E225
(Indicated if iR7200)
Main Cause The scanning lamp (xenon tube) is faulty. The inverter PCB is faulty. The
CCD/AP PCB is faulty. The reader controller PCB is faulty.
Condition
0000 A specific signal level cannot be attained by CCD gain correction
0002 The edge gain correction value changed more than a specific level
E240
Main cause The main controller PCB is faulty. The DC controller PCB is faulty. The
wiring is faulty (short circuit, open circuit).
Condition
0000 A communication fault occurs between the CPU of the DC control-
E241
(Indicated if iR8500)
Main cause The original orientation detection PCB is faulty. The wiring is faulty (short
circuit, open circuit). The reader controller PCB is faulty.
Condition
0000 The initial communication failed between the CPU of the reader
0001 When identifying the orientation of an original, no result is com-
0002 No result on the last original is communicated 5 secs after the end
E243
(iR8500)
Main cause The control panel CPU PCB is faulty. The main controller PCB is faulty.
Condition
0000 A communication fault occurs between the CPU of the main con-
E-12
at power-on.
compared with the correction value used for the preceding sheet.
ler PCB and the main controller PCB.
controller PCB and the original orientation detection PCB.
municated from the original orientation detection PCB until the
next session.
of reading the last original.
troller PCB and the control panel CPU PCB.
COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001