2. Flange Back Adjustment
RadarW
RadarW
RadarW
(Using the minipattern box)
The inner focus lens flange back adjustment is carried out auto-
matically. In whichever case, the focus will be deviated during
auto focusing/manual focusing.
Mode
CAMERA
Subject
Siemens star chart with ND filter
for minipattern box (Note 1)
Measurement Point
Check operation on monitor TV
Measuring Instrument
Adjustment Page
F
Adjustment Address
18 to 2B, 3E (MVC-CD250)
18 to 3E (MVC-CD400)
Note 1: Dark Siemens star chart.
Note 2: Check that the data of page: 6, address: 02 is “00”.
If not, turn the power of unit OFF/ON.
Preparations before adjustments:
1) The minipattern box is installed as shown in the following fig-
ure.
Note 3: The attachment lenses are not used.
2) Install the minipattern box so that the distance between it and
the front of lens of camera is less than 3 cm.
3) Make the height of minipattern box and the camera equal.
4) Check the output voltage of the regulated power supply is the
specified voltage ± 0.01 Vdc.
5) Check that the center of Siemens star chart meets the center of
shot image screen with the zoom lens at TELE end and WIDE
end respectively.
Specified voltage: The specified voltage varies according to the
minipattern box, so adjustment the power sup-
ply output voltage to the specified voltage writ-
ten on the sheet which is supplied with the mini-
pattern box.
Below 3 cm
Minipattern box
Camera
Camera
table
Regulated power supply
Output voltage : Specified voltage ± 0.01 Vdc
Output current : more than 3.5 A
Red (+)
Black (–)
Yellow (SENS +)
White (SENS –)
Need not connected
Black (GND)
Fig. 5-1-15