Flange Back Check; Picture Frame Setting - Sony DCR-PC110 Service Manual

7. Flange Back Check

Subject Siemens star
(2.0m from the front of the lens)
(Luminance : approx. 200 lux)
Measurement Point Check operation on TV monitor
Measuring Instrument
Specified Value Focused at the TELE end and WIDE
end.
Switch setting:
1) POWER .................................................................. CAMERA
2) NIGHT SHOT .................................................................. OFF
3) DIGITAL ZOOM (Menu display) ................................... OFF
4) STEADY SHOT (Menu display) ..................................... OFF
Checking method:
1) Place the Siemens star 2.0m from the front of the lens.
2) To open the IRIS, decrease the luminous intensity to the
Siemens star up to a point before noise appear on the image.
3) Shoot the Siemens star with the zoom TELE end.
4) Turn on the auto focus.
5) Observe the TV monitor and check that the lens is focused.
6) Turn off the auto focus.
7) Shoot the Siemens star with the zoom WIDE end.
8) Observe the TV monitor and check that the lens is focused.

8. Picture Frame Setting

Subject
Measurement Point
Measuring Instrument
Specified Value
Switch setting:
1) POWER .................................................................. CAMERA
2) NIGHT SHOT .................................................................. OFF
3) DIGITAL ZOOM (Menu display) ................................... OFF
4) STEADY SHOT (Menu display) ..................................... OFF
Setting method:
1) Adjust the zoom and the camera direction, and set to the
specified position.
2) Mark the position of the picture frame on the monitor display,
and adjust the picture frame to this position in following
adjustments using "Color reproduction adjustment frame".
Check on the oscilloscope
1. Horizontal period
A=B
B
A
2. Vertical period
E
Check on the monitor TV (Underscanned mode)
Color bar chart picture frame
5-20
Color bar chart
(Color reproduction adjustment
frame)
(1.5m from the front of the lens)
Video output terminal
Oscilloscope and TV monitor
A=B, C=D, E=F
C=D
C
D
Fig. 5-1-8.
E=F F
V
Fig. 5-1-9.
Monitor TV picture frame
Fig. 5-1-10.