10. Service Mode
Field Service Ver. 1.0 Jun. 2008
156
Adjustment / Setting
10.3.4
Scan Area
A. ADF Adjustment
See P.34 of the DF-612/SP-503/MS-501 service manual.
B. BK-S Adjustment
• Use the following color chart for the adjustment of the scanner section.
• If the color chart is not available, a scale may be used instead.
• A: Feed: Leading Edge
• B: Feed: Centering
• C: Zoom: Cross Direction Adjustment
• D: Zoom: Feed Direction Adjustment
(1) Zoom
• Cross Direction Adjustment
COLOR CHART
Y
M
C
C
䋫
M
C
䋫
Y
Y
䋫
M
Color is “hue”,
lightness is “value”,
saturation is “chroma”:
this is the world of color.
Hue
ᑥⅱⅳ
ଢ↺ↄ
ⅱↅ↳ⅺↄ
ↂ↻ⅻᑥࢢ↝ɭမ↖ↈ⅛
P2
P2
The quality of color which can be
described by words such as red,
yellow, blue etc.
ᑥႻ
⿒ޔ㤛ޔ㕍ߣ߁ࠃ߁ߦޔߘࠇߙࠇ
ߐࠇࠆ㨬⦡㨭ࠍ⦡⋧ߣ߹ߔޕ
Value
The quality of color which can be
described by words such as light,
dark etc., relating the color to a gray
of a similar lightness.
Chroma
The quality of color which can be
described by words such as vivid,
dull etc., describing the extent to
which a color differs from a gray
having the same value.
ᵦᴾᵆᵦᶃᶓᵇ
ଢࡇ
⦡ߣ⦡ࠍᲧセߒߡޔࠆ⦡ߣ߆ᥧ⦡
ߣ߁ࠃ߁ߦޔ⦡ߦߪ㨬ࠆߐ㨭ߩᐲว
߇ࠅ߹ߔޕ
ߎߩࠃ߁ߦ⦡⋧ߦ㑐ଥߥߊᲧセߢ߈ࠆ
㨬 ࠆ ߐ 㨭 ߩ ᐲ ว ࠍ ᐲ ߣ ࠎ ߢ
߹ߔޕ
ᵴᴾᵆᵴᵿᶊᶓᶃᵇ
ࢢࡇ
⦡⋧߿ᐲߣߪ߹ߚߦޔ㨬ߑ߿߆ߐ㨭
ߩᐲวࠍ␜ߔᕈ⾰ࠍᓀᐲߣࠎߢ߹
ߔޕ
ᵡᴾᵆᵡᶆᶐᶍᶋᵿᵇ
P1
1.0
1.1
1.25
1.4
1.6
1.8
2.0
2.2
2.5
2.8
3.2
3.6
4.0
4.5
Y
M
C
C
䋫
M
C
䋫
Y
Y
䋫
M
1.0
1.1
1.25
1.4
1.6
1.8
2.0
2.2
2.5
2.8
3.2
3.6
4.0
4.5
-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-
10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-1
0+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10
COLOR CHART
Y
M
C
B
G
R
MODEL :
MACHINE S/N :
DATE : / / °C %RH
COUNTER :
COPY DENSITY :
COLOR BALANCE Y :
M
:
C
:
BK
:
OTHERS :
P1
10
BK
CHART NO. : CTC-008-01
PART NO.
:
4036-7940-01
Printed In Japan
9
8
7
6
5
4
3
2
1
-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-
10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-1
0+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10
-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-
10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-1
0+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10+%#/+01.6#-10
B
A
C
D
Functions
• To adjust the zoom ratio in the main scan direction for the scanner section.
Use
• The exposure unit is replaced.
Adjustment
Specification
•Measure C width on the color chart and on
the sample copy, and adjust the gap to be
within the following specification.
•An adjustment must have been completed
correctly of “Paper Feed Direction Adj.” of
[Printer Area].
Specifications
C: ± 1.0 mm
Setting range
0.990 to 1.010 (in 0.001 increments)
* When using a scale:
Standard dimension: 200.0 mm
Adjustment
Instructions
If the C width on the copy sample is less than one on color chart, increase the setting.
If the C width on the copy sample exceeds one on color chart, decrease the setting.
Setting/
Procedure
1.
Call the Service Mode to the screen.
2.
Touch these keys in this order: [Machine]
o
[Scan Area]
o
[BK-S Adjustment]
o
[Zoom]
o
[Cross Direction Adjustment].
3.
Position the color chart correctly so that the original reference point is aligned with
the scale.
4.
Press the Start key to make a copy.
5.
Check the C width on the image of the copy.
6.
If the image falls outside the specified range, change the setting value.
7.
Press the Start key to make another copy.
8.
Check the image on the copy to see if the specifications are met.
9.
Make adjustments until the specifications are met.
4038F3C516DA
C
d-Color MF201
Service Manual Y109660-1