Sony CD Mavica MVC-CD250, Service Manual

Page: 74 / 125

MVC-CD250/CD400
5-18
3. Flange Back Adjustment
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(Using the flange back adjustment chart and
subject more than 500 m away)
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.
3-1. Flange Back Adjustment (1)
Mode CAMERA
Subject Flange back adjustment chart
(2.0 m from the front of lens)
(Luminance: 300 to 400 lux)
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: Check that the data of page: 6, address: 02 is “00”.
If not, turn the power of unit OFF/ON.
Preparations before adjustments:
1) Place the Flange back adjustment chart 2.0 m from the front
of the lens.
2) Check that the center of Flange back adjustment chart meets
the center of shot image screen with the zoom lens at TELE
end and WIDE end respectively.
Adjusting method:
Order Page Address Data Procedure
1
Perform “Data setting during
camera system adjustment”.
(Refer to page 5-14)
2 6 01 13 Press PAUSE button.
3 6 01 15
Press PAUSE button.
(Note 2)
4 6 02
Check the data changes to
“01”.
5 F 3E
Check the data.
00: Normal
01 to FF: Defective
Note 2: The adjustment data will be automatically input to page:
F, address: 18 to 2B and 3E (MVC-CD250)/18 to 3E
(MVC-CD400).
Processing after Completing Adjustment:
Order Page Address Data Procedure
1 6 01 00 Press PAUSE button.
2
Release the data setting
performed at step 1.
(Refer to page 5-14)
3
Perform “Flange Back
Adjustment (2)”.
3-2. Flange Back Adjustment (2) (MVC-CD250 only)
Perform this adjustment after performing “Flange Back Adjust-
ment (1)”.
Mode CAMERA
Subject Subject more than 500 m away
(Subject with clear contrast such
as buildings, etc.)
Measurement Point Check operation on monitor TV
Measuring Instrument
Adjustment Page F
Adjustment Address 18 to 2B, 3E
Adjusting method:
Order Page Address Data Procedure
1
Set the zoom lens to the
TELE end and expose a
subject that is more than 500
m away. (Note 1)
2
Perform “Data setting during
camera system adjustment”.
(Refer to page 5-14)
3 6 01 13 Press PAUSE button.
4
Place ND filter on the lens so
that the optimum image is
obtain.
5 6 01 29
Press PAUSE button.
(Note 2)
6 6 02
Check the data changes to
“01”.
7 F 3E
Check the data.
00: Normal
01 to FF: Defective
Note 1:
Subject with clear contrast such as building, etc.
Nearby subjects less than 500 m away should not be in
the screen.
Note 2: The adjustment data will be automatically input to page:
F, address: 18 to 2B and 3E.
Processing after Completing Adjustment:
Order Page Address Data Procedure
1 6 01 00 Press PAUSE button.
2
Release the data setting
performed at step 2.
(Refer to page 5-14)
3
Perform “Flange Back
Check”.