Canon Vizcam 1000, Service Manual

Page: 745 / 840

COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
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7. TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
Code
E062
E070
E072
E073
Description
Drum Temperature Control Fault
xx=00: common error
xx=01:Y
xx=02:M
xx=03:C
xx=04:Bk
xx01 The drum temperature is 57°C or more
for 0.5 sec or more.
xx02 The drum temperature has dropped
below 15°C or less after it has reached
a specific temperature.
0010 The drum thermistor has an open
circuit or a short circuit.
0001 The transfer belt home position cannot
be detected within a specific period of
time (20 sec).
0002 The transfer belt home position is
detected longer than a specific period
of time (2 sec).
The sensor output does not change after a
specific period of time (6 sec).
0001 The connect signal CONNECT of the
transfer assembly frame goes ‘0’ when
the front cover is closed.
0002 The transfer belt end sensor 4 (PS20)
and the transfer belt end sensor 1
(PS17) detected the belt at the same
time.
0003 The transfer belt end sensor 3 (PS19)
and the transfer belt end sensor 2
(PS18) detected the belt at the same
time.
0004 The transfer belt end sensor 3 (PS19)
and the transfer belt end sensor 4
(PS20) detected the belt at the same
time.
0005 The transfer belt end sensor 1 (PS17)
and the transfer belt end sensor 2
(PS18) detected the belt at the same
time.
Cause
• DC controller PCB (faulty)
• AC driver (faulty)
• Drum thermistor (faulty)
• DC controller PCB (faulty)
• Transfer belt home position
sensor (faulty)
• Belt cleaner drive motor
• Transfer belt unit
• DC controller
• Transfer drawer connector (fault)
• DC controller PCB (fault)
• Transfer belt end sensor (fault)