Sony Handycam CCD-TR311, Service Manual

Page: 92 / 165

5-16
4. Flange Back Check
Subject Siemens star
(2.0 m from the front of the lens)
(Luminance: approx. 200 lux)
Measurement Point Check operation on TV monitor
Measuring Instrument
Adjustment Page
F
Adjustment Address 3E to 42, 76 to 7B
Switch setting:
1) NIGHT SHOT switch ...................................................... 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) Select page: 2, address: 40, and set data: 02.
4) Select page: 2, address: 41, and set data: 01.
5) Shoot the Siemens star with the zoom TELE end.
6) Turn on the auto focus.
7) Check that the lens is focused (Note1).
8) Select page: 2, address: 21, and set data: 10.
9) Shoot the Siemens star with the zoom WIDE end.
10) Observe the TV monitor and check that the lens is focused.
Note 1: When the auto focus is ON, the lens can be checked if it is
focused or not by observing the data on the page 1 of the
adjusting remote commander.
1) Select page: 0, address: 03, and set data: 0F.
2) Page 1 shows the state of the focus.
1 : 00 : XX
n Odd: Focused
Even: Unfocused
Processing after Completing Adjustments
1) Select page: 2, address: 21, and set data: 00.
2) Select page: 0, address: 03, and set data: 00.
3) Select page: 2, address: 40, and set data: 00.
4) Select page: 2, address: 41, and set data: 00.
5. Picture Frame Setting
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 bar chart standard picture frame”.
1. Horizontal period
Subject Color bar chart standard picture frame
(1.5m from the front of the lens)
Measurement Point Video output terminal
Measuring Instrument Oscilloscope and TV monitor
Specified Value A=B, C=D, t=0
±
0.1msec
2. Vertical period
Fig. 5-1-7.
Fig. 5-1-8.
A
A=B
B
C=D
C
D
t=0
±
0.1mesc
v
Color bar chart picture frame
TV monitor picture frame