Image Position, Magnification, Margin Adjustments - Ricoh Aficio 480W Dolphin-C2 Service Manual

ADJUSTMENTS
3.10.3 IMAGE POSITION, MAGNIFICATION, MARGIN
ADJUSTMENTS
Do these adjustments if the customer is unhappy about the above properties of the
output. Before you do any measurements, allow the test print output to cool for
three minutes.
NOTE: Always do these adjustments in the order prescribed below.
START
↓
1 Printer: Skew Adjustment for
Long Printouts
2 Printer: Sub-scan
Magnification Adjustment
↓
3 Scanner Mask Setting
↓
4 Erase Margin Setting
↓
5 Printer: Leading Edge
Registration
↓
6 Printer: Side-to-side
Registration
↓
7 Printer: Cut Length Adjustment
↓
8 Printer/Scanner: Magnification
↓
9 Printer/Scanner: Leading Edge
Registration
↓
10 Printer/Scanner: Side-to-side
Registration
↓
11 Printer/Scanner: Trailing Edge
Registration (Synchro-cut)
↓
12 Scanner Mask Setting
↓
13 Erase Margins
↓
END
SP1914 002, 003 (Fusing Pressure Adjustment)
Standard: No more than 1 mm skew /1 m
Difference between the two SP values must be less than 30.
SP1915 001 (Magnification Adj. by Fusing Motor Speed)
Standard: Magnification error less than ±0.3%.
SP4012 005~008 (Scanner Erase Margin) → 0
SP2101 001~004 (Printing Erase Margin: Leading, Trailing,
Right)→ 5 mm
SP1001 (Leading Edge Registration)
Standard: 5±0.5 mm
SP1002 (Side-to-side Registration)
Standard: 5±0.5 mm
SP1920 (Cut Length Adjustment)
SP1921 (Cut Length Adjustment)
Standard: Depends on the length
SP4101 001 (Scanner Main Scan Magnification)
SP4008 001 (Scanner Sub Scan Magnification)
Standard: Magnification error less than ±0.5%
SP4010 001 (Scanner Sub Scan Registration)
Standard: ±3.0 mm
SP4011 (Scanner Main Scan Registration)
Standard: ±2.8 mm
SP4961 (Original Adjustment)
SP4961 001 Standard: 210 mm ±0.5 mm
SP4961 002 Standard: 1000 mm ±1 mm
SP4012 (Scanner Erase Margin)
Return to previous setting (before step 3)
SP2101 001~004 (Printing Erase Margins: Leading, Trailing,
Left) → Return to previous setting (before step 3)
3-66
28 April 2005