Sony Mavica MVC-FD85, Service Manual

Page: 71 / 112

5-17
5. Flange Back Check
Mode STILL
Subject Siemens star
(2.0 m from the front of the lens)
(Luminance : approx. 200 lux)
Measurement Point
Check operation on TV monitor
Measuring Instrument
Specified Value The lens is focused.
Switch setting:
1) FOCUS .................................................... AUTO (MVC-FD90)
.... AUTO (No mark indicated on LCD) (MVC-FD85)
Checking method:
1)
Place the Siemens star 2.0m from the front of the lens.
2) To open the IRIS, decrease the luminous intensity to the
Siemens star up to a point before noise appear on the image.
3) Shoot the Siemens star with the zoom TELE end.
4) Select page: 5, address: F1, and set data: FF.
5) Observe the TV monitor and check that the lens is focused.
6) Select page: 6, address: 2C, and set data: 01.
7) Shoot the Siemens star with the zoom WIDE end.
8) Observe the TV monitor and check that the lens is focused.
Processing after Completing Adjustments:
1)
Select page: 6, address: 2C, and set data: 00.
2) Select page: 5, address: F1, and set data: 00.
6. F No. Standard Data Input
Compensate the unevenness of the iris meter sensitivity.
Mode STILL
Subject Clear chart
(Color reproduction adjustment
frame)
Adjustment Page F
Adjustment Address 29 to 2C
Note 1: If the data of page: 6, address: 02 is “01”, select page: 6, address:
01, set data: 00, and press the PAUSE button.
Note 2: After the power is turned on, this adjustment can be done only
once.
Adjusting method:
1)
Shoot the clear chart with the zoom WIDE end.
2) Select page: 0, address: 01, and set data: 01.
3) Select page: 6, address: 01, set data: BB, and press the PAUSE
button of the adjustment remote commander.
(The F No. standard data input is performed and the adjustment
data is stored in page: F, address: 29 to 2C.)
4) 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.
2) Select page: 0, address: 01, and set data: 00.
7. Mechanical Shutter Adjustment
Adjust the period which the mechanical shutter is closed, and
compensate the exposure.
Mode STILL
Subject Clear chart
(Color reproduction adjustment
frame)
Adjustment Page F
Adjustment Address 5A, 6C to 7F
Note: 1
If the data of page: 6, address: 02 is “01”, select page: 6, address:
01, set data: 00, and press the PAUSE button.
Note: 2
Install the clear chart at a distance of about 10 cm from the front
of the lens. (It is recommended.)
Adjusting method:
1)
Shoot the clear chart with the zoom WIDE end.
2) Select page: 0, address: 01, and set data: 01.
3) Select page: 6, address: 01, set data: AD, and press the PAUSE
button of the adjustment remote commander.
(The mechanical shutter adjustment is performed and the
adjustment data is stored in page: F, address: 5A, 6C to 7F.)
4) Select page: 6, address: 02, and check that the data changes to
“01”.
Processing after Completing Adjustments:
1)
Select page: 6, address: 01, set data: 00, and press the PAUSE
button.
2) Select page: 0, address: 01, and set data: 00.