Sony Mavica MVC-FD83, Service Manual, Page: 68 / 113

5-14
Adjusting method:
1) Install the unit so that the distance between its lens surface
and mini-pattern box is less than 3 cm.
2) Align both heights of unit and mini-pattern box.
3) Make sure that the output voltage of regulated power supply is
11.29 ± 0.01 Vdc.
4) 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.
5) Select page: 0, address: 01, and set data: 01.
6) Check that the data on page: F, addresses: 14 to 25 are initial
values (See table below).
7) Select page: 6, address: 01, set data: 13, and press the PAUSE
button of the adjusting remote commander.
8) Select page: 6, address: 01, set data: 27, and press the PAUSE
button of the adjusting remote commander.
(The flange back adjustment is performed and the adjustment
data is stored in page: F, address: 14 to 25)
9) Select page: 6, address: 02, and check that the data is “01”.
Processing after Completing Adjustments:
1) Select page: 6, address: 01, set data: 00, and press the PAUSE
button of the adjusting remote commander.
2) Select page: 0, address: 01, and set data: 00.
3) Perform “Flange Back Check”.
Address Data Address Data
FD83 FD88 FD83 FD88
14 22 1C 1D 00 00
15 44 94 1E 35 46
16 31 26 1F 00 00
17 32 EC 20 20 20
18 16 13 21 20 20
19 BA B9 22 6E 20
1A 00 00 23 44 44
1B 00 00 24 0A 0A
1C 00 00 25 00 00
Fig. 5-1-12
2. Flange Back Adjustment
(Using the mini-pattern box)
The inner focus lens flange back adjustment is carried out auto-
matically.
If disordered, the focus will be deviated during auto/manual fo-
cusing.
Mode STILL
Subject Siemens star chart with ND filter
for mini-pattern box (Note 1)
Measurement Point Check operation on TV monitor
Measuring Instrument
Adjustment Page F
Adjustment Address 14 to 25
Note 1:
Siemens star chart used is a darker one.
Note 2:
Check that the data of page: 6, address: 02 is “00”.
If not, turn the power of unit OFF/ON.
Preparation:
Install the mini-pattern box as shown below.
Note:
The attachment lenses are not used.
Mini-pattern box
3 cm or less
Mavica
Red (+)
Black (–)
Yellow (SENS +)
White (SENS –)
Black (GND)
No connection
Regulated power supply
11.29
±
0.01 Vdc, 3.5 A or more