Canon Vizcam 1000, Service Manual

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7-98
COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
7. TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
• Check the detail code of ‘E020’ using ‘JAM/ERR’ under ‘DISPLAY’ in service mode.
a. E020=XX30, XX31, XX35, XX36, XX3A, XX3B, XX40, XX41, XX42, XX43, XX45, XX46, XX47, XX48,
XX50, XX55, XXA0, XXA1, XXA5, XXA6, XXAA, XXB0, XXB1, XXB2, XXB5, XXB6, XXB7 XXBF
(high-order 2 digits representing the color as XX=00 indicating all colors; 01, Y; 02, M; 03, C;
and 04, Bk.)
11 E020
Cause
Initial value
setting faults
Developing
assembly (un-
even toner
density)
Developer
Connector,
Wiring
Step
1
2
3
4
Checks
Execute ‘FUNC’ > ‘INSTALL’ >
‘INIT-Y/M/C SINIT-Y/M/C/K’ in
service mode once again for the
color for which ‘E020’ is indicated. Is
the problem corrected?
Execute ‘STIR’ for the color for which
‘E020’ is indicated for ‘INSTALL’
under ‘FUNC’ in service mode. Is the
problem corrected?
Replace the developer of the color
for which ‘E020’ is indicated, and
execute ‘INIT’ of ‘INSTALL’ under
‘FUNC’. Is the problem corrected?
Are the connectors and wiring of the
following connectors normal?
DC Controller PCB
M, C: J1002A
Y, K: J1002B
Connectors
M: J111A, J111B
C: J112A, J112B
Y: J113A, J113B
K: J114A, J114B
Developing Assemblies
M: J107
C: J108
Y: J109
Drum
K: J110
Yes/No
YES
YES
YES
NO
Action
End.
End.
End.
Re-connect them.