Adj 56.1.2 Dadf Side Registration - Fuji Xerox DocuCentre SC2020 Service Manual

DC SC2020
Version 1.1

ADJ 56.1.2 DADF Side Registration

Purpose
To adjust the original to the proper position (drum shaft direction) on
the Platen.
NOTE: The following adjustments must be made before carrying out
checking and adjustment.
• IOT Lead Edge/Side Edge Registration
• IIT Side Registration (ADJ 1.3.2)
• DADF Lead-Skew Adjustment (ADJ 56.1.1)
NOTE: DADF Side Registration is adjusted using the NVM for every
paper width.
Check
1. Place the Test Chart (499T283) such that there is no gap
between the chart and the DADF Guide.
2. Make a copy using the following settings in Copy mode. Take
this copy as the original.
• 1 to 1 Sided mode
• Paper Tray: "A3"
• Reduce/Enlarge: "100%"
• No. of Copies: "2"
3. Mark the output copies as '1' and '2' in the order of their output.
4. Make a Single Fold on the second copy. Check the fold line
with the reference line on the Test Chart. (Figure 1)
Figure 1 j0ku42048
5. Check that the fold line is within 2.0mm from the reference line.
If the value is not specified, carry out the following adjustment
procedure.
6. Place the Test Chart (499T283) on the DADF facing down with
the Test Chart fed from the lead edge.
7. Make a copy using the following settings in Copy mode.
• 2 to 1 Sided mode
• Paper Tray: "A3"
• Reduce/Enlarge: "100%"
• No. of Copies: "2"
8. Make a Single Fold on the two copies. Check the fold line with
the reference line on the Test Chart. (Figure 2)
(ADJ 18.1.1)
9. Check that the fold line is within 2.0mm from the reference line.
If the value is not specified, carry out the following adjustment
procedure.
Adjustment
• Side 1 Adjustment
1. Enter the CE Mode to perform correction for all sizes.
Enter the value to perform correction for all sizes in the
NVM [711-272].
Table 1 Side 1 of 1 Sided or 2 Sided mode
Document
NVM Width
1 711-272 For all
sizes
2 715-056 139.7~148
mm
3 715-058 182~194m
m
4 715-060 203.2mm
5 715-062 210mm
6 715-064 214.9~215.
9mm
7 715-066 254~257m
m
05/2014
4-108
Figure 2 j0ku42048
Document Size
For all sizes
A5 SEF, 5.5x8.5" SEF
B5 SEF, 16K SEF
8x10" SEF, 8x10.5" SEF
A4 SEF, A5 LEF
Letter SEF, Legal SEF, 5.5x8.5" LEF,
8.46x12.4" SEF, 8.5x13" SEF
B4 SEF, B5 LEF, 8x10" LEF
Disassembly/Assembly and Adjustment
Table 1 Side 1 of 1 Sided or 2 Sided mode
Document
NVM Width Document Size
8 715-068 266.7~267 16K LEF, 8K LEF, 8x10.5" LEF
mm
9 715-070 279.4mm Letter LEF, 11x15" SEF, 11x17" SEF
1 715-072 297mm A4 LEF, A3 SEF
0
2. Enter the value to perform correction for each size in the
NVM [715-056 to 072].
3. If it is not within the specified range in Check Step 5,
change the NVM value.
– By increasing the NVM value, the image moves
towards the right.
(an increment of 1 in NVM = 0.1 mm)
4. Repeat Check Steps 1 to 5 and Adjustment Steps 1 to 3
until the measurement is within the specified range.
• Side 2 Adjustment
1. After adjusting for 1 Sided copies, place Side 1 of the Test
Chart face down and make copies using the following set-
tings to check the Side Registration for 2 Sided copies.
– Paper Tray: "A3"
– Reduce/Enlarge: "100%"
– No. of Copies: "2"
– 2 Sided: 2 -> 1 Sided
2. Check the Side Regi of the 2 copies with the above-men-
tioned items in "Check".
3. If adjustment is required, enter the CE Mode to perform
correction for all sizes, and then adjust each document
size width using the following NVM.
Enter the value to perform correction for all sizes in the
NVM [711-274].
Table 2 Side 2 of 2 Sided mode
Document
NVM Width Document Size
1 711-274 For all For all sizes
sizes
2 715-057 139.7~148 A5 SEF, 5.5x8.5" SEF
mm
3 715-059 182~194m B5 SEF, 16K SEF
m
56. DADF