Flange Back Adjustment (Using The Flange Back Adjustment Chart And The Subject More Than 500 M Away); Flange Back Adjustment (1); Flange Back Adjustment (2) - Sony CVX-V18NS Service Manual

6. Flange Back Adjustment
(Using the flange back adjustment chart and the
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.
6-1.

Flange Back Adjustment (1)

Subject
Measurement Point
Measuring Instrument
Adjustment Page
Adjustment Address
Switch setting:
1) NIGHT SHOT switch ...................................................... OFF
Adjusting method:
1) Check that at both the zoom lens TELE end and WIDE end,
the center of the chart for the flange back adjustment and cen-
ter of the exposure screen coincide.
2) Select page: 0, address: 01, and set data: 01.
3) Check that the data on page: F, address: 3E to 42, 76 to 7B is
the initial value. (See table below)
Address Data Address
3E 25
3F 00
40 19
41 00
42 35
4) Select page: 2, address: 02, and check that the data is "00".
5) Select page: 2, address: 01, set data: 13, and press the PAUSE
button on the adjusting remote commander.
6) Select page: 2, address: 01, set data: 15, and press the PAUSE
button of the adjusting remote commander.
(The adjustment data will be automatically input to page: F,
addresses: 3E to 42, 76 to 7B)
7) Select page: 2, address: 02, and check that the data is "01".
Processing after Completing Adjustments:
1) Select page: 2, address: 02, set data: 00, and press the PAUSE
button of the adjusting remote commander.
2) Perform "Flange Back Adjustment (2)".
Flange back adjustment chart
(2.0 m from the front of the lens)
(Luminance: 230 ± 30 lux)
Check operation on TV
monitor
F
3E to 42, 76 to 7B
Data
76 1B
77 54
78 25
79 80
7A 10
7B FF

6-2. Flange Back Adjustment (2)

Perform this adjustment after performing "Flange Back Adjust-
ment (1)"
Subject
Measurement Point
Measuring Instrument
Adjustment Page
Adjustment Address
Switch setting:
1) NIGHT SHOT switch ...................................................... OFF
Adjusting method:
1) Set the Zoom lens to the TELE end and expose a subject that
is more than 500 m away. (subject with clear contrast such as
building, etc.)
(Nearby subjects less the 500 m away should not be in the
screen)
2) Select page: 0, address: 01, and set data: 01.
3) Select page: 2, address: 02, and check that the data is "00".
4) Select page: 2, address: 01, set data: 13, and press the PAUSE
button on the adjusting remote commander.
5) Place a ND filter on the lens so that the optimum image is
obtain.
6) Select page: 2, address: 01, set data: 29, and press the PAUSE
button of the adjusting remote commander.
(The adjustment data is automatically input to page: F, ad-
dresses: 3E to 42, 76 to 7B)
7) Select page: 2, address: 02, and check that the data is "01".
Processing after Completing Adjustments:
1) Select page: 2, address: 02, 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".
5-14
Subject more than 500 m away
(Subjects with clear contrast such
as buildings, etc.)
Check operation on TV
monitor
F
3E to 42, 76 to 7B