Electrical; Adj 18.1.1 Iot Lead Edge/Side Edge Registration - Fuji Xerox DocuCentre SC2020 Service Manual

ADJ 18.1.1 IOT Lead Edge/Side Edge
Registration
Purpose
To align the image on the drum with the proper position (Lead/Side
Edge) of the paper.
Check
1. Load A4 paper into the Tray in SEF orientation.
2. Enter the CE Mode and select [Printer Diag] -> [Test print]>
[Grid2 ESS].
3. Pressing the [Start] button prints the [Grid2 ESS].
4. Measure the Lead and Side Edges of the print pattern.
• Lead Edge: Part A of the pattern
• Side Edge: Part B of the pattern
Figure 1 j0fu40237
5. Check that the measured values of the Lead Edge (A) and
Side Edge (B) fall within the corresponding specifications.
Version 1.1
DC SC2020
NOTE: To perform measurement for the Lead Edge (A) and
Side Edge (B) of Duplex printout, load the [Grid2 ESS] that was
output on the Platen and make a 1 -> 2 Sided copy to perform
the measurement.
Table 1 IOT Lead Edge/Side Edge
Item Simplex Duplex
Lead Edge (A) 10 +/- 2.1 10 +/- 2.5
mm mm
Side Edge (B) 10 +/- 2.2 10 +/- 2.6
mm mm
Adjustment
1. Enter the CE Mode.
2. Adjust the NVM until each measured value of the Lead Edge
(A) and Side Edge (B) fall within the specifications of the corre-
sponding mode.
• If the measured value is short: Set a larger value.
• If the measured value is long: Set a smaller value.
Table 2 NVM List
Chain-
Link Name Min
742-041 Lead Regi Adjustment 0
(ALL)
742-042 Lead Regi Adjustment 0
(Tray1)
742-043 Lead Regi Adjustment 0
(Tray2)
742-044 Lead Regi Adjustment 0
(MSI)
742-061 Lead Regi Adjustment 0
(Duplex)
742-001 Lead Regi Adjustment -50
(ALL)
742-002 Side Regi Adjustment -50
(Tray1 Side1)
742-003 Side Regi Adjustment -50
(Tray2 Side1)
742-006 Side Regi Adjustment -50
(MSI Side1)
742-021 Lead Regi Adjustment -50
(Duplex)
742-022 Side Regi Adjustment -50
(Tray1 Side2)
05/2014
4-103
Chain-
Link Name
742-023 Side Regi Adjustment
(Tray2 Side2)
742-026 Side Regi Adjustment
MSI
(MSI Side2)
10 +/- 2.7
mm
3. Output [Grid2 ESS] in the same mode after adjustment.
10 +/- 3.1
4. Repeat the procedure until the measured values of the Lead
mm
Edge (A) and Side Edge (B) fall within the specifications.
Initia
l Max Step
80 160 0.126mm
40 80 0.126mm
40 80 0.126mm
40 80 0.126mm
40 80 0.126mm
0 50 0.105mm
0 50 0.105mm
0 49 0.105mm
0 50 0.105mm
0 50 0.105mm
0 50 0.105mm
Disassembly/Assembly and Adjustment
Table 2 NVM List
Initia
Min l Max Step
-50 0 50 0.105mm
-50 0 50 0.105mm

18. Electrical