Kyocera TASKalfa 420i Service Manual page 336

Adjusting
Item
order
Adjusting magnification of the
scanner in the auxiliary scanning
11 direction (scanning adjustment)
Adjusting the center line (scanning
adjustment)
12
Adjusting the leading edge registra-
tion (scanning adjustment)
13
Adjusting the leading edge margin
(scanning adjustment)
14
Adjusting the trailing edge margin
(scanning adjustment)
15
Adjusting the left and right margins
(scanning adjustment)
16
When maintenance item U411 (
Automatic adjustment in the scanner
the following adjustments are automatically made:
Adjusting the scanner magnification (U065)
Adjusting the scanner leading edge registration (U066)
Adjusting the scanner center line (U067)
When maintenance item U411 (
Automatic adjustment in the DP
the following adjustments are automatically made:
Adjusting the DP magnification (U070)
Adjusting the DP leading edge registration (U071)
Adjusting the DP center line (U072)
Image Description
Original scanning speed
Adjusting the original scan data
(image adjustment)
Original scan start timing
Adjusting the original scan data
(image adjustment)
Adjusting the original scan data
(image adjustment)
Adjusting the original scan data
(image adjustment)
) is run using the specified original (P/N 302FZ56990),
) is run using the specified original (P/N 302AC68243),
Maintenance mode
Original
Item No. Mode
U065 X SCAN ZOOM Test chart
U070 MOTOR ADJ (FRONT)
MOTOR ADJ (BACK)
X SCAN ZOOM (CIS)
U067 FRONT Test chart
ROTATE
U072 FRONT
BACK
CIS
U066 FRONT Test chart
TAIL
U071 FRONT HEAD
BACK HEAD
HEAD (CIS)
U403 B MARGIN Test chart
U404 B MARGIN
U403 D MARGIN Test chart
U404 D MARGIN
U403 A MARGIN Test chart
C MARGIN
U404 A MARGIN
C MARGIN
Image quality
Item
100% magnification Machine: ±0.8%
Using DP: ±1.5%
Enlargement/reduction Machine: ±1.0%
Using DP: ±1.5%
Lateral squareness Machine: ±1.5 mm/375 mm
Using DP: ±3.0 mm/375 mm
Leading edge registration Cassette: ±2.5 mm
MP tray: ±2.5 mm
Duplex: ±2.5 mm
Skewed paper feed Cassette: 1.5 mm or less
(left-right difference) MP tray: 1.5 mm or less
Duplex: 2.0 mm or less
Lateral image shifting Cassette: ±2.0 mm
MP tray: ±2.0 mm
Duplex: ±3.0 mm
Page Remarks
P.1-3-28 U065: For copying an original placed on
the contact glass
P.1-3-32 U070: For copying originals from the DP.
To make an adjustment for duplex copying, select
MOTOR ADJ (BACK) or X SCAN ZOOM (CIS).
P.1-3-30 U067: For copying an original placed on
the contact glass
To make an adjustment for rotate copying, select
ROTATE.
P.1-3-36 U072: For copying originals from the DP.
To make an adjustment for duplex copying, select
BACK or CIS.
P.1-3-29 U066: For copying an original placed on
the contact glass
To make an adjustment for trailing edge registra-
tion, select TAIL.
P.1-3-34 U071: For copying originals from the DP.
To make an adjustment for duplex copying, select
BACK HEAD or HEAD (CIS).
P.1-3-82 U403: For copying an original placed on
the contact glass
P.1-3-83 U404: For copying originals from the DP.
P.1-3-82 U403: For copying an original placed on
the contact glass
P.1-3-83 U404: For copying originals from the DP.
P.1-3-82 U403: For copying an original placed on
the contact glass
P.1-3-83 U404: For copying originals from the DP.
Specifications
2KR/2KS
2-4-8