bizhub C350 Field Service Ver. 2.0 April 2004 TECH. REP. MODE
3-55
III
Adjustment/Setting
4.4.9 LPH Rank
Functions • To correct uneven LPH image by producing an output of the LPH Pattern of Test Print
Use • When an uneven image occurs and is not eliminated even after other troubleshooting
procedures have been carried out.
• When the LPH Unit has been replaced
• When the LPH Assy has been replaced
Adjustment
Range
1 (1 to 5) ✽ 0 is not used.
Adjustment
Procedure
1. Load Tray1 with A3 plain paper.
2. Call the Tech. Rep. Mode to the screen.
3. Touch “Machine Adjust” → “LPH Rank.”
4. Return the Rank settings for all four colors back to “1.”
5. Press the Start key to let the machine produce a test pattern.
6. Identify the spot, at which uneven image occurs.
7. Select the color (Cyan, Magenta, Yellow, Black) that develops uneven image.
✽ Select Yellow if green on the test pattern develops uneven image.
8. Using the 10-Key Pad, enter a value of the Rank value shown on the screen plus
one.
✽ If Rank is “1,” enter 2.
✽ If “0” is set for Rank, set “1.” Do not use “0.”
9. Let the machine produce another test pattern and check for uneven image.
10.Repeat steps 1 through 8 until the uneven image is gone.
LPH Pattern
4036fs3048c
Green (yellow)
Black
Cyan
Magenta
FS3.fm Page 55 Tuesday, April 27, 2004 3:43 PM
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