Ae Adjustment - Canon NP6330 Service Manual

CHAPTER 4 IMAGE FORMATION SYSTEM

3. AE Adjustment

The copier provides the following three types of AE adjustment (service mode):
• Auto adjustment (No. 402)
• Scaning lamp ON voltage adjustment during AE exposure (No. 304)
• Development DC bias adjustment for newspaper originals in AE mode (No. 303)
Item Function
402 AE scanning
intensity
automatic
adjustment
AE scanning
304
intensity
adjustment
303
AE slope
4-18
Description
Lighter
Copy
density 5
Darker
Lighter 7.5
Copy
density 5
Darker
Test Chart
Lighter 7.5
Copy
density 5
Darker
Test Chart
COPYRIGHT © 1997 CANON INC.
Test Chart Original
density
1 2
Original
density
1
2
Newspaper Original
density
CANON NP6330 REV.0 MAY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Remarks
Automatic adjustment
occurs so that the
original is copied at copy
density 5 when '402' is
executed.
Note: If AE adjustment
fails, the density
indicator LED on
the control panel
F5 and F9 flash.
If such occurs,
make the
adjustment once
again.
When the setting is
decreased in service
mode, the AE copies
will be darker.
If the setting is
increased in service
mode, the AE copies
will be lighter.
If the setting is
increased in service
mode, the newspaper
copies will be lighter.
If the setting is
decreased in service
mode, the newspaper
copies will be darker.