Adjusting The Horizontal Registration - Canon iR7086 Series Service Manual

of the cassette. Set the paper size plate in the cassette cover.
[1]
9) Close the deck/cassette.
10) To ensure stable reproduction of images, generate 2 solid black prints
(A3) as follows:
11) Start service mode. ( > '2' and '8' at the same time >
12) Make the following selections: COPIER > TEST > PG > PG-PICK.
13) Select the source of paper containing A3 paper, and press the OK key.
('3' for cassette 3; '4' for cassette 4)
14) Press reset once.
15) Make the following selections: COPIER > TEST > PG > TYPE.
16) Type in '7', and press the OK key.
('7' for solid black; PG-TYPE7)
17) Press the ? key (Help key), and generate a solid black (A3) print. Check
the output, and wait for about 5 sec; then, press the ? key once again to
generate a second print.
18) When done, press the Reset key twice to end service mode.
19) Connect to the network. (See "Checking the Network Connection" and
"Troubleshooting the Network.")
20) Check the printed image.
Make sure that the pickup operation is normal with individual cassettes
used as sources of paper.
- Check to see there is no abnormal noise.
- Check the output image at each magnification.
- Check to see that as many prints as specified are made normally.
- If there is a difference in density between left and right, correct the
height (front or rear) of the primary charging wire.
- Check to be sure that the operation is normal.
horizontal registration standard (margin in image left edge direction): 2.5
+/-1.5 mm
lead edge registration standard (margin in image lead edge direction): 4.0
+1.5/-1.0 mm
If the measurements are not as indicated, see the instructions under
"Adjusting the Horizontal Registration" and "Adjusting the Lead Edge
Registration."
Toner may drop from the drum separation claw to soil the images on the first
10 or so prints. The symptom will disappear as more prints are made.
21) Execute duplexing (making double-sided prints) to check the operation.
22) Make standard settings in additional functions and service mode to suit
the needs of the user.
23) Press the Reset key twice to end service mode.
24) Clean up the area around the machine.
25) Move the machine to its final place, and fix it in place using the adjusters.
26) If you are installing accessories, do so according to their respective In-
stallation Procedures.
MEMO:
For the Card Reader-D1, see "Card Reader-D1 Installation Procedure."
27) Fill out the service sheet.

2.2.21 Adjusting the Horizontal Registration

iR7105 / iR7095 / iR7086
<Cassette 3/4>
1) Press the release button of cassette 3/4, and slide out the cassette.
2) Detach the cassette front cover [1] in the direction of the arrow.
- 2 screws [2]
[2]
F-2-135
)
3) Loosen the 2 fixing screws [1] found on the right/left of the cassette.
4) Move the cassette case [2] to the front or the rear to make adjustments.
- move it to the rear to decrease the horizontal registration (left margin).
- move it to the front to increase the horizontal registration (left margin).
5) Check to make sure that the horizontal registration value (L; left margin)
of the image made on paper from cassette 3/4 is 2.5 +/-1.5 mm.
[1] Paper movement
6) When done, tighten the 2 fixing screws loosened in step 3).
7) Shift up the cassette front cover [1] in the direction of the arrow, and se-
cure it in place using 2 screws [2].
0011-1257
[2]
F-2-136
[2]
[2]
[1]
[1]
F-2-137
[1]
image
F-2-138
Chapter 2
[1]
2-33