Konica Minolta REGIUS 110 Service Manual

Chapter 3 Troubleshooting
3-42
Phenomenon: 1 to few lines of horizontal line looking digital
3.4.5 Horizontal Streak All Over the Image
Phenomenon: Horizontal streak in 7 line cycle
Phenomenon: Irregular horizontal streaks all over the left side of the image
Phenomenon: White streaks starting in the midway going all the way to the right edge of
the image
Phenomenon: Horizontal streak in 6 ~ 7 mm cycle
No. Cause Response
1 Connection failure Confirm the connection of the LMC connectors (CN8,
J1, CN301, CN302, CN303, and CN304).
2 H-sync signal detection problem. Confirm the H-sync signal using the oscilloscope and
replace the optical unit if there is a fault.
• See "3.2.19 Confirm the H-sync Signal (Page 3-
30)" for the procedure to confirm the H-sync.
• See "5.2.5 Removing/Installing the Optical Unit
(Page 5-11)" for the procedure to replace the
optical unit.
3 When there is any other digitalization
(include density change)
Confirm after replacing LMC or CIU.
• Replace the LMC.
See "5.6.2 Replacing the LMC (Page 5-79)" for
the procedure to replace the LMC.
• Replace the CIU.
See "5.10.1 Replacing the CIU (Page 5-115)" for
the procedure to replace the CIU.
Im
p
ortant
Always perform the image size adjustment, the image position adjustment, the unevenness
calibration, and the sensitivity calibration after replacing the optical unit.
No. Cause Response
1 Polygon correction Redo the unevenness calibration.
2 There is a possibility that vignetting is
occurring to the laser ray in the optical
unit
Replace the optical unit.
See "5.2.5 Removing/Installing the Optical Unit (Page
5-11)" for the procedure to replace the optical unit.
No. Cause Response
1 Fluctuation of laser intensity Replace the optical unit.
See "5.2.5 Removing/Installing the Optical Unit (Page
5-11)" for the procedure to replace the optical unit.
No. Cause Response
1 Fluctuation of laser intensity Replace the optical unit.
See "5.2.5 Removing/Installing the Optical Unit (Page
5-11)" for the procedure to replace the optical unit.
No. Cause Response
1 Problem in subscan action due to the
rust on the LM guide
Lubricate the LM guide.
See "7.2.7 Greasing LM Guide (Page 7-11)" for the
procedure to lubricate the LM guide.

Konica Minolta REGIUS 110 Specifications

General

Brand	Konica Minolta
Model	REGIUS 110
Category	Measuring Instruments
Language	English