Sony CyberShot DSC-P72 Service Manual page 37

4. Picture Frame Setting
Mode STILL (
Subject Color bar chart and clear chart
(Standard picture frame)
About 30 cm from the front of the lens
Measurement Point Video terminal of A/V OUT jack
Measuring Instrument Oscilloscope and TV monitor
Specified Value A=C=B/2, E=F
Switch setting:
ZOOM .................................................................... WIDE end
CAMERA setting (Menu setting) ................................ AUTO
Setting method:
Order Page Address Data
1
2
3
4
5
6 10 44
7 10 45
8 60 2C 01
9
How to reset the zoom and focus when they deviated:
If the zoom and focus deviated due to some reason reset them in the
following method.
Order Page Address Data
1 60 2C 01
2 60 90 00
3 60 91 00
4 60 92 YL
5 60 93 YH
6 60 01 79
7
8 60 07
9 60 01 00
Note: YH and YL are the data read in the "Setting method".
)
Procedure
Check that "1. Data Setting during
Camera System Adjustments" is
performed.
Shoot the color bar chart with the
zoom WIDE end.
Adjust the direction and distance
between the pattern box and
camera, and set the picture
frame to the specified position.
Remove the color bar chart and set
the clear chart.
Check that the whole of the
screen is white. If not, adjust the
direction and distance slightly.
Read the data, and this data named
YH.
Read the data, and this data named
YL.
Write the data.
Perform the following adjustments.
Procedure
Write the data.
Write the data.
Write the data.
Write the data. Note
Write the data. Note
Write the data.
Wait until the movement of the
lens stops.
Read the data, and check it is "01".
Write the data.
Check on an oscilloscope
1. Horizontal period
A
2. Vertical period
E
Check on the monitor TV (Underscanned mode)
A
Color bar chart picture frame
6-17
DSC-P72
B
A = C =
2
C
B
Fig. 6-1-10.
E=F F
V
Fig. 6-1-11.
B C
Effective picture frame
Fig. 6-1-12.