Canon Vizcam 1000, Руководство по обслуживанию

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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
Note 1:
You must enter the appropriate value whenever you have replaced a PCB or initialized a RAM; record
any new values on the service label for this purpose.
Item
ADJ-X
(Note 1)
ADJ-Y
(Note 1)
ADJ-S
(Note 1)
ADJ-J
(Note 1)
1. ADJ-XY (image read start position adjustment)
<M> <S> <R> <P> <F>
DISP
ADJUST
FUNC
COUNTER ADJ-X
OPTION
TEST
xxxx
ADJ-Y
xxxx
ADJ-S
xxxx
ADJ-J
xxxx
ADJ-XY READY READY
Description
Use it to make adjustments so that the image read start
position (X direction, sub scanning direction) matches
the reference point on the copyboard glass.
Fine-adjusts the distance from the original scanner
home position sensor to the read start position.
• Unit:
Number of steps of the stepping motor.
• Follow the instructions on the next page.
Use it to make adjustments so that the image read start
position (Y direction, main scanning direction) matches
the reference point on the copyboard glass.
• Unit:
Pixel
• Follow the instructions on the next page.
Use it to fine-adjust the point at which the standard
white plate is measured for shading correction data.
• Unit:
Number of steps of the stepping motor.
• Scratches or dirt, if any, on the standard white plate
can cause conspicuous vertical white lines on
copies. If such is noted, shift the point of measure-
ment using ‘ADJ-S’.
+
(forward)
Standard white plate
Point of measurement
Adjusts the preparatory time for the scanner motor.
Remarks
Settings: –100~+100
(–3.9~+3.9mm)
Unit= 0.11 mm (approx.)
Settings: –100~+100
(–2.5~+2.5mm)
Unit= 0.06mm (approx.)
Settings: 0~45
(0~4.8mm)
Unit= 0.11mm (approx.)
Settings: 450~550
Unit= 0.1msec (approx.)