COPYRIGHT © 2001 CANON INC.
2000 2000 2000 2000
NM-PDL REV.0 JULY 2001
CHAPTER 5 TROUBLESHOOTING
5-10
T05-202-01 General iR-M1 system error conditions (Continued)
Symptom
Probable cause
The Control Panel
Buttons are
buttons don’t work
stuck or they
are not making
contact with the
UIB.
UIB cable
Connection is
faulty or the
UIB is bad.
Faulty chip on
the motherboard.
No exhaust fan sound,
Exhaust fans
but the iR-M1
not properly
starts up properly.
connected.
Exhaust fan is working
Exhaust fan is
but no air is blown out the
installed
back panel of the iR-M1.
backwards.
Suggested action
• Check to make sure that the buttons are installed
correctly and are making contact with the pads on
the UIB (see “User interface board” on page 4-13).
• Check the UIB cable connection to the UIB and
motherboard (see “User interface board” on page 4-
13).
• Make sure that the UIB is installed correctly and
that the UIB enclosure is in place.
• If the problem persists, replace the UIB.
• Replace the motherboard (see “Motherboard” on
page 4-17).
• Check exhaust fan cable connection to the
motherboard connectors J25 and J26 (see “Fans” on
page 4-22).
• If problem persists, replace the exhaust fan.
• Remove the exhaust fan and make sure to install it in
the proper orientation (see “Fans” on page 4-22).
Содержание FY8-13HR-000
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