Canon Image Reader-A1 iR5000i Service Manual page 886

CHAPTER 6 SELF DIAGNOSIS
E804
Main Cause The wiring is faulty (short circuit, open circuit). The DC power supply fan
(FM6) is faulty. The DC controller PCB is faulty.
Mode of
Detection
0000 While the DC power supply fan is being driven, the clock signal
E805
Main Cause The wiring is faulty (short circuit, open circuit). The feed fan (FM1) is
faulty. The heat discharge fan (FM3) is faulty. The DC controller PCB is
faulty.
Mode of
Detection
0001 While the heat discharge fan is being driven, the clock signal
0002 While the feed fan is being driven, the clock signal (FM1CLK)
E824
Main Cause The wiring is faulty (short circuit, open circuit). The primary charging as-
sembly cooling fan (FM2) is faulty. The DC controller PCB is faulty.
Mode of
Detection
0000 While the primary charging assembly cooling fan is being driven,
6-12 T
(FM6CLK) does not arrive for 5 secs or more.
(FM3CLK) does not arrive for 5 secs or more.
does not arrive for 5 secs or more.
the clock signal (FM2CLK) does not arrive for 5 secs or more.
COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR5000i/iR6000i REV.0 JUNE 2001