Read Sony DSC-U20 (serv.man7) Service Manual online
6-13
DSC-U20
1-4-5.
Checking Work
When “CAMERA Adjustment 2” was executed, perform the fol-
lowing checking work.
lowing checking work.
Mixed Color Cancel Check
Mode
CAMERA
Subject
Color bar chart
(Standard picture frame)
(Standard picture frame)
Checking method:
Order
Procedure
1
Shoot the color bar chart.
2
Capture the shot picture into PC, and display the pic-
ture on the PC screen.
ture on the PC screen.
Confirm that no line (horizontal streak) is present in
3
blue, red and magenta portions of the picture of color
bar chart displayed.
bar chart displayed.
Color Reproduction Check
Mode
CAMERA
Subject
Color bar chart
(Standard picture frame)
(Standard picture frame)
Checking method:
Order
Procedure
1
Shoot the color bar chart.
2
Capture the shot picture into PC, and display the pic-
ture on the PC screen.
ture on the PC screen.
3
Confirm that no color is shifted by comparing the dis-
played color bar chart with real color bar chart.
played color bar chart with real color bar chart.
1-4-4.
Picture Frame Setting
If “Standard picture frame” is specified for the subject, set the
picture frame as follows.
picture frame as follows.
Mode
CAMERA
Subject
Color bar chart
(Standard picture frame)
(30 cm from the front of lens)
(Standard picture frame)
(30 cm from the front of lens)
Measurement Point
Picture on LCD screen
Specified value
A=B, C=D
Setting method:
Order
Procedure
1
Adjust the camera direction, and set the specified
position.
position.
2
Adjust the picture frame to this position in following
adjustment using “Standard picture frame”.
adjustment using “Standard picture frame”.
Check on LCD screen
Fig. 6-1-23
Y
ello
w
A
B
C
D
B
A
A=B
C=D
Cy
an
Green
White
Magenta
Red
Blue
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