2NC/2NF/2NG/2NN/3P7/3P8/3P9
1-4-42
2. DP-scanning
Defective part
Check description
Corrective Action
1
The settings of the
adjustment of den-
sity
Check the settings of the adjust-
ment of density.
1. Deactivate EcoPrint if it is activated. Or, if
the density is too low, chosse an image
quality that suits the original docuemt in
type.
2. Increase density.
3. Perform the background color adjustment
using the system menu.
2
Settings of anti-off-
set
Check the settings of anti-offset. If anti-offset is set to on, set it to off.
3
Adjustment of the
scanner
Check the automatic adjustment
of the scanner.
Perform maintenance mode U411,
table(Chart1)_All.
(see page 1-3-75)
4
Contact glass
Check whether the contact glass
is dirty.
If the contact glass is dirty, clean the contact
glass, and the bottom part of the shading plate.
5
Home position
sensor
Check the location the home
position sensor is mounted.
Re-mount the home position sensor if it is
hanged off.
6
Scanning position
of the DP
Check whether the scanning
position of the DP is wrong.
If the scanning position of the DP is shifted,
perform maintenance mode U068, DP
Read.(see page 1-3-35)
7
FFC cable CIS
Check the FFC cable between
the CIS and main/engine PWB is
properly connected. Or, verify
conduction of the wire.
Reinsert the connector if its connection is
loose. Or, if conduction is lot, replace the wire.
8
CIS assembly
Check the location the CIS
assembly is mounted.
Re-mount the CIS assembly if it is hanged off.
9
CIS
CIS is defective.
Replace the CIS and perform U411.
10
Main/Engine PWB
The main/engine PWB is defec-
tive.
Replace the main/engine PWB.(see page 2-2-
11)
Summary of Contents for DP-480
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Page 455: ...Installation Guide DP 480 Document processor Installation Guide ...
Page 458: ...2 3 4 5 6 A ...
Page 459: ...3 7 8 9 B C C ...
Page 460: ...4 10 ...
Page 473: ...PF 480 300 sheet Paper feeder Installation Guide ...
Page 476: ...2 5 6 4 3 B M3x8 B M3x8 B M3x8 B M3x8 1 2 ...
Page 477: ...3 9 10 8 7 1 2 ...
Page 478: ...4 13 12 11 1 2 C ...
Page 479: ...5 15 14 E D D E D D E D D E D D ...
Page 482: ...DU 480 duplex unit Installation Guide ...
Page 484: ...1 2 3 1 A B M3x8 ...
Page 485: ...2 6 7 5 4 A A B M3x8 ...
Page 489: ...IB 33 Network interface kit Installation Guide ...
Page 490: ...2 3 1 IB 33 2013 7 303PB56710 01 A B ...
Page 491: ...6 7 5 4 2013 7 303PB56710 01 B YC2007 A ...
Page 492: ...FAX System X Installation Guide ...
Page 495: ...2 5 4 3 2 B M3x8 A YC 2003 ...
Page 496: ...3 8 9 7 6 C G G 8 9 7 6 C ...
Page 497: ...4 11 10 12 13 D D E ...
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