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4. ,Adjustments
to AE System
For reference:
.
The AE system must be adjusted in the
following cases.
(1) After
replacing
the AE sensor or DC
controller PCB.
(2) ~ftt6~stalling
a DF/ADF
go through
1)
2)
3)
4)
5)
Remove the potentiometer
cover at the
back of the left cover.
Set the power switch ON.
l
Wait until the WAIT period has ended.
Place an NB-3 or NA-2 test sheet on the
copyboard,
and lower the copyboard
cover.
Press switch SW30 1 on the DC control-
ler PCB.
l
"[0" will appear on the COPY NUM-
BER indicator on the control panel.
* If "[0" does not appear, press the "0"
number key on the control panel so that
"[0" appears.
Press the SORT/GROUP
key on the
control panel.
* The scanner will move forward to the
._
. .
.
. .
Document
density
-rest sheet.
Sheet
of newswrxr
At
measurmg posltlon, men tne scan-
ning lamp will go ON. (Note)
6) Adjust VR303
on the DC controller so
that "22" appears on the COPY NUM-
BER indicatbi.
7) Press the SORT/GROUP
key.
' The scanning lamp will go OFF, and
the scanner will return to the HOME
position.
8) Remove the test sheet, place a sheet of
newspaper
on the
copyboard,
and
lower the copyboard cover.
9) Press the SORT/GROUP
key.
l
The copier
will perform
the same
operations as described in step 5).
10) Make a note of the numerical
value
displayed
on the
COPY
NUMBER
indicatbr.
11) Press the SORT/GROUP
key.
l
"[O" will appear on the COPY NUM-
BER indicator.
12) Press the "1" number key.
l
"1"will
appear on the COPY NUMBER
indicator.
13) Press the SORT/GROUP
key.
14) Adjust VR304
on the DC controller PCB
so that the number displayed
on the
COPY NUMBER indicator becomes the
value noted in step 10).
15) Press the SORT/GROUP
key.
16) Press switch SW30 1 on the DC control-
ler PCB.
Note:
The scanning lamp will go ON for approxi-
mately eight seconds. To turn it ON once
again, press the SORT/GROUP
key, and
after operation has stopped press the SORT
/GROUP
key once again.
VR303
Figure 3-22
Document
density
Test
$heef
Sheef
of news!-per
Figure 3-23
COPYRI6HT
0
VI00 CANON INC.
CANON NP-1015/1215S
AN.0
OCT. 1908 PAINTEO
IN JAWlN IIMPAIM[
AU JAPONI
3- 21
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