Adf 2Nd Sub Reg; Adf Loop; Flicker - Konica Minolta magicolor 4690MF Service Manual

13. SERVICE MODE
13.4.10

ADF 2ND SUB REG

• To adjust for variations in the accuracy of all parts and their mounting accuracy by vary-
Function ing the scanning start position in the sub-scanning direction (2-side) when using the
Automatic Document Feeder.
• When the original glass is replaced.
• When a new Auto Document Feeder Unit is mounted
Use
NOTE
• After the [CCD SUB ZOOM] adjustments have been performed
• After the [ADF 1ST SUB ZOOM] adjustments have been performed
Adjustment
Range
Setting/
See P.22 of the Auto Document Feeder Unit service manual.
Procedure
Adjustment
Instructions
13.4.11

ADF LOOP

Function • To adjust the length of the loop to be formed in paper before the registration rollers.
Use • When an original misfeed or skew occurs.
Adjustment
Instructions
Adjustment
See P.23 of the Auto Document Feeder Unit service manual.
Range
Setting/
procedure
13.4.12

FLICKER

• Eliminates flickers of a room fluorescent light when it occurs due to power source use
Function
environment or similar reason.
• Use when the fluorescent light flickers due to power source use environment or similar
Use
reason.
• The default setting is 0.
Setting/
"0": Flicker control is determined according to an area code.
procedure
1: Flicker control is always on.
2: Flicker control is always off.
164
Field Service Ver. 1.0 May 2008