Canon 1000S, Service Manual, Page: 479 / 840

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COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
7. TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
Service Mode Settings Related to the DC
Controller PCB
Service Mode Settings Related to the Reader
Controller
The above settings on the screens of service mode
are cleared when the RAM on the DC controller
PCB is initialized.
e. Initializing the RAM on the Reader Control-
ler PCB
1) Record the settings of user mode.
2) Execute ‘FUNC>R-CON>RAM-CLR’ in serv-
ice mode. (The power switch will automatically
turn off.)
3) Turn on the power switch. (‘E350 will be indi-
cated.)
4) Execute ‘FUNC>CCD>AUTO-ADJ’ in service
mode. (about 8 min)
5) If a projector is installed, execute ‘FUNC’>
PROJ-ADJ>PROJ-CCD’ in service mode.
6) Enter any new user mode settings and the set-
tings recorded in B of the service label. (If you
have changed any other service mode settings
related to the reader controller, enter such set-
tings.)
The above service mode settings are cleared
when the RAM on the reader controller is initial-
ized.
f. When Replacing the Image Position Cor-
rection CCD Unit
1) After replacing the image position correction
CCD unit, execute ‘FUNC>INSTALL (2nd
screen)>REG-APER’ in service mode.
Thereafter, be sure to turn off and on the power
switch to correct the image position.
g. When Replacing the Paper Thickness
Sensor
1) Check the settings (A through E) recorded on
the label attached to the paper thickness sen-
sor you are replacing, and record them under
‘SNSR-RNK’ on the service label. At this time,
you need not perform step 3) and the subse-
quent steps if the settings are the same as the
settings under ‘FUNC>P-THICK>SNSR-RNK’
of service mode.
2) Replace the power thickness sensor.
3) Enter the settings you recorded on the service
label in step 1) under ‘FUNC>P-THICK>SNSR-
RNK’ in service mode. (Each press on ‘SNSR-
RNK’ toggles the settings A through E.)
4) Check to make sure that the values of ‘P-TH-1’
and ‘P-TH-2’ are identical to the values re-
corded on the service label; if different, enter
the correct values using ‘FUNC-DC-CON (fifth
screen)>P-TH-1/2’ in service mode.
5) End service mode.
ADJUST
FUNC
OPTION
Settings on PASCAL screen
Settings on FEED-ADJ screen
Settings on ENV-SET screen
Settings on HV-TR Y/M/C/K
screen
Settings on HV-SP screen
Settings on HV-FS screen
Settings on HV-EL screen
Settings on DC-CON screen
Settings on P-UP-TMG
Settings on P-THICK screen
Settings on IMG-REG screen
Settings on FUSER screen
Settings on P-OPT screen
(except ON-SET)
ADJUST
OPTION
Settings on ADJ-XY screen
Settings on DOC-REC screen
Settings on PROJ screen
Settings on ED/RF screen
Settings on COL-ADJ screen
Settings on ADJ-MIS screen
Settings on PRJ-ADJ
Settings on R-OPT screen
Settings of ON-SET on R-OPT
screen
Settings on REMOTE screen
Settings on DECK screen