Canon CLC1000 Service Manual page 273

Color laser copier
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2. DOGREC (original detection area/slice level)
Item
Fine-adjusts the original detection area.
DA-XS
DA-XE
The original must be placed correctly on the copy-
DA-YS
board glass in original detection mode; if placed at an
DA-YE
angle, the copies will have a black frame. To prevent
(Note 1)
the problem, set a value by which such frames will be
erased.
Any changes to the value will affect the frame erasing
width in original detection mode when the projector is
used.
Adjusts the slice level for original detection.
DS-DOC
DS-PRJ
You may enter any value as the slice level for original
DS-OHP
detection. A higher value increases detection capabili-
(Note 1)
ty but tends to lead to wrong detection.
DS-DOC:When detecting ordinary originals,
DS-PRJ:When detecting the projection area with the
projector in use,
DS-0HP:When detecting film (6x6, 8x10) placed on
the copyboard glass with the projector in use from the
position of the reference sheet.
Note 1:
The value will return to the standard value when the RAM is initialized, requiring re-input. Be
record any new value on the service label.
3-246
D O C - R E C 4.b
Description
CANON CCC1000 REV.1 MAY 1997 PRINTED IN JAPAN (IMPRIME AU JWON)
Remarks
Reference: X%16
YE=16
o-31
(Density level O-248)
Reference:

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