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Table 10-201
10-14
CHAPTER 10 TROUBLESHOOTING
COPYRIGHT
©
1997 CANON INC. CANON NP6218 REV. 0 MAY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Function
Automatic lamp
intensity adjustment
for AE scans
Copy density
(development bias)
reference point
adjustment for AE
mode
Copy density
(development bias)
slope adjustment for
AE mode
Description
Lighter
Copy
density 5
Darker
Test Chart Density of
original
9
Remarks\
The lamp intensity
is automatically
adjusted so that the
copies of the Test
Chart will be made
at density 5.
q A lower setting in
service mode causes
the AE copies to be
darker.
w A higher settings
in service mode
causes the AE copies
to be lighter.
default: 0
range: –26 to +26
After adjustment with
the test sheet NA-3,
using AE mode,
density adjustment
should show ‘5
’.
In non-AE mode,
density ‘5’ must also
be apprppriate
(adjusted with knob
VR302).
q A higher setting
in service mode
causes copies of a
newspaper to be
lighter.
w A lower setting
in service mode
causes copies of a
newspaper to be
darker.
default: 0
range: –26 to +26
Item
No. 301
No. 302
No. 303
Test Chart
Density of
original
Lighter
Copy
density 5
Darker
9
q
w
Test Chart
Density of
original
Lighter
Copy
density 5
Darker
9
News-
paper
w
q