Konica Minolta bizhub C350 Service Manual page 184

bizhub C350 Field Service Ver2.0 Sep. 2004
D. Zoom for FD
Functions • To synchronize the paper transport speed with the image writing speed.
Use • The CD-Mag. adjustment becomes necessary.
• The image on the copy distorts (stretched, shrunk).
• When the image on the copy is stretched in the FD direction.
Adjustment
Specification
A
1
Adjustment If width A or B is longer than the specifications, make the setting value smaller than the
Instructions current one.
If width A or B is shorter than the specifications, make the setting value greater than the
current one.
Adjustment 1. Load Tray1 with A3 or 11 × 17 plain paper.
Procedure 2. Select plain paper on the Paper Type Setting Dial.
3. Select Tray1.
4. Call the Tech. Rep. Mode to the screen.
5. Touch these keys in this order: "Test Print" → "Lattice Pattern."
6. Select "Black," "SINGLE," "FEET," "CD Width:2," "FD Width:2," "Density:255," and
"Normal."
7. Press the Start key to let the machine produce a test pattern.
8. Check width A (equivalent to one grid) and width B (equivalent to 48 grids) on the
test pattern.
9. Touch these keys in this order: "Machine Adjust" → "PRT Area" → "Zoom for FD."
10.If width of A or B falls outside the specified range, change the setting using the Up/
Down keys.
11.Press the Start key to let the machine produce a test pattern.
12.Check width A and width B on the test pattern.
13.If width A or B falls outside the specified range, change the setting value and make a
check again.
14.If width A or B falls within the specified range, touch "END."
15.Following the same procedure, adjust for "Thick 1," "Thick 2," "Thick 3," "OHP," and
"Envelope." (Check width A only for "OHP" and "Envelope.")
Width A and width B on the test pattern pro-
duced should fall within the following ranges.
Width A : equivalent to one grid
Width B : equivalent to 48 grids
B
Specifications
A : 7.9 to 8.3
B : 389.1 to 392.1
Setting Range
4036fs3017c0
A, B : -10 to +10
TECH. REP. MODE
3-49