Adj 5.5 Dadf Top Registration - Xerox DocuColor 2240 Service Manual

ADJ 5.5 DADF Top Registration

Purpose
Align image scanned from document with top edge of paper.
Check
1. Make two DADF originals.
a. Register Test Chart 82E8220 on Platen with lead edge metrics LE1 through LE3
against left registration guide.
b. Select the following:
• 1 to 1 sided
• A4 or 8.5 x 11 Long Edge Feed Paper Supply
• 100% Reduce/Enlarge
• 2 Copies
c. Press Start and write DADF Original 1 on first copy and DADF Original 2 on second
copy.
2. Verify top edge registration of DADF Originals.
a. On copy 2 measure and record the distance between the top edge and the reference
line and write A next to this measurement
is 10.0 ±0.5 mm. If
b. Check that A
is not 10.0 ±0.5 mm, check both of the following and then return to the beginning
If A
of this procedure.
i. IOT Lead Edge/Side Edge Registration
ii. IIT Side Edge Registration
10.0 ±0.5 mm
A
Paper
Feed
Direction
Manually
labeled 2
Figure 1 Verifying Top Edge Registration of DADF Originals
Initial issue
DC 3535/2240/1632
(Figure 1).
is 10.0 ±0.5 mm, go to step 3.
A
(ADJ 9.9).
(ADJ 9.11)
Top Edge
of Copy
3. Check DADF Top Edge Registration for Side 1.
a. Load both DADF Originals in DADF, 1 on top, with top edge metrics LE1 through
LE3 toward right.
b. Select the following:
• 1 to 1-sided
• A4 or 8.5 x 11 Long Edge Feed Paper Supply
• 100% Reduce/Enlarge
• 2 Copies
c. Press Start and discard the first copy.
d. On side 1 of copy 2 measure and record the distance between the top edge and the
reference line and write
10.0 ±1.1 mm
B
Paper
Feed
Direction
Figure 2 Checking Top Edge Registration of DADF
must be within 0 ±1.1 mm of A.
e. Compare A to B. B
If the difference between
ment.
Otherwise go to step 4.
4. Check DADF Side Edge Registration for Side 2.
a. Make a 2-sided test pattern.
i. Load DADF originals 1 and 2 face up, 1 on top, with top edge metrics toward
right.
ii. Select 1 to 2-sided and press Start to make the 2-sided test pattern
b. Make test copies.
i. Load 2-sided test pattern with side 1 edge metrics up and toward right of DADF.
ii. Select the following:
• 2 to 1 sided and press Start.
• A4 or 8.5 x 11 Long Edge Feed Paper Supply
• 100% Reduce/Enlarge
02/03
4-155
B next to this measurement (Figure 2).
Top Edge
of Copy
A and B is greater than 1 mm, go to step 1 of the adjust-
Repairs and Adjustments
ADJ 5.5