Sony FCB-IX47, Service Manual

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2-17 (E) FCB-IX47/47P
FCB-IX470/470P
2.
ADJUSTMENT
6. Flange Back Adjustment
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)
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 center of
the exposure screen coincide.
2) Select page: 0, address: 01, and set data: 01.
3) Check that the data of page: F, address: 3E to 42, 76 to 7B is the
initial value (See table below).
Subject Flange back adjustment chart
(2.0 m from the front of the lens)
(Luminance: 300
±
50 lux)
Measurement Point Check operation on TV monitor
Measuring Instrument
Adjustment Page
F
Adjustment Address 3E to 42, 76 to 7B
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 of 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) Turn OFF the main power supply.
2) Perform “Flange Adjustment (2)”.
Address Data Address Data
3E 25 77 54
3F 00 78 25
40 19 79 80
41 00 7A 10
42 35 7B FF
76 1B
6-2. Flange Back Adjustment (2)
Perform this adjustment after performing “Flange Back Adjustment
(1)”.
Subject Subject more than 500m away
(Subjects with clear contrast such as
buildings, etc.)
Measurement Point Check operation on TV monitor
Measuring Instrument
Adjustment Page
F
Adjustment Address 3E to 42, 76 to 7B
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 than 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 of 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 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: 0, address: 01, and set data: 00.
2) Turn OFF the main power supply.
3) Perform “Flange Back Check”.