Sony FD Mavica MVC-FD97, Service Manual

Page: 84 / 144

5-16
2. Flange Back Adjustment (Using the minipattern box)
The flange back of inner focus lens is adjusted automatically. If
shifted, the auto focus is disordered.
Mode CAMERA
Subject Siemens star chart with ND filter
for minipattern box (Note 1)
Measurement Point
Check operation on the LCD
Measuring Instrument
screen
Adjustment Page F
Adjustment Address 14 to 25
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.
Note 4: Take care not to hit the mini-pattern box when
extending the lens.
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.
6) Check that the data on page: F, address: 14 to 25 are initial
value (See table below).
Specified voltage: The specified voltage varies according to the
minipatternbox, 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.
Minipattern box
Below 3 cm
Camera
Camera
table
Red (+)
Black (–)
Yellow (SENS +)
White (SENS –)
Black (GND)
Need not connected
Regulated power supply
Output voltage : Specified voltage
±
0.01 Vdc
Output current : more than 3.5 A
Fig. 5-1-13
Adjusting method:
Order Page Address Data Procedure
1 0 01 01
2 5 F1 FF
3 D 63 40 Press PAUSE button.
4
Perform “Data setting during
camera system adjustment”.
(Refer to page 5-14)
5 6 01 13 Press PAUSE button.
6 6 01 27 Press PAUSE button. (Note 5)
7 6 02 Check the data changes to “01”.
Note 5:
The adjustment data will be automatically input to page:
F, address: 14 to 25.
Processing after Completing Adjustment:
Order Page Address Data Procedure
1 6 01 00 Press PAUSE button.
2 5 F1 00
3 D 63 00 Press PAUSE button.
4
Release the data setting
performed at step 4. (Refer to
page 5-14)
5 0 01 00
6 Perform“Flange Back Check”.
Address Data Address Data
14 12 1D 00
15 A8 1E 41
16 38 1F 00
17 08 20 20
18 17 21 20
19 67 22 20
1A 00 23 44
1B 00 24 0A
1C 00 25 00