Flange Back Adjustment (Using Minipattern Box); Flange Back Adjustment - Sony DSC-F505 Service Manual

2. Flange Back Adjustment

(Using Minipattern Box)
The inner focus lens flange back adjustment is carried out
automatically. In whichever case, the focus will be deviated during
auto focusing/manual focusing.
Mode STILL
Subject Siemens star chart with ND filter for
the minipattern box (Note1)
Measurement Point Check operation on TV monitor
Measuring Instrument
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 the unit OFF/ON.
Preparations before adjustments:
The minipattern box is installed as shown in the following figure.
Note: The attachment lenses are not used.
Specified voltage: The specified voltage varies according to the
minipattern box, so adjust the power supply
output voltage to the specified voltage
written on the sheet which is supplied with
the minipattern box.
Minipattern box
Regulated power supply
Output voltage: Specified voltage ± 0.01Vdc
Output current: more than 3.5A
Red (+)
Black (–)
Yellow (SENS +)
White (SENS –)
Need not connected
Black (GND)
Fig.5-1-13.
Below 3 cm
Camera
Table
5-23
Adjusting method:
1) Install the minipattern box so that the distance between it and
the front of the lens of the camera is less than 3cm.
2) Make the height of the minipattern box and the camcorder equal.
3) Check that the output voltage of the regulated power supply is
the specified voltage ± 0.01Vdc.
4) Select page: 0, address: 01, and set data: 01.
5) Select page: 5, address: F1, and set data: FF.
6) Check that the center of the Siemens star chart and center of
the exposure screen coincide.
7) Check that the data of page: F, address: 14 to 25 is the initial
value (See table below).
Address Data Address
1A
14 1C
15 94 1B
1C
16 26
17 EC 1D
1E
18 13
19 B9 1F
8) Select page: 6, address: 01, set data: 13, and press the PAUSE
button of the adjustment remote commander.
9) Select page: 6, address: 01, set data: 27, and press the PAUSE
button.
(The adjustment data will be automatically input to page: F,
addresses: 14 to 25.)
10) Select page: 6, address: 02, and check that the data is changed
to "01".
Processing after Completing Adjustments:
1) Select page: 6, address: 01, set data: 00, and press the PAUSE
button.
2) Select page: 5, address: F1, and set data: 00.
3) Select page: 0, address: 01, and set data: 00.
4) Perform "Flange Back Check".
Data Address Data
00 20 20
00 21 20
00 22 23
00 23 44
46 24
0A
00 25 00