Flange Back Adjustment - Sony Handycam CCD-TR57 Service Manual

22) Read the DDS display data, and this data is named K
within the "19" to "1D" range, perform "Processing after
completing adjustments". If it is lies outside the range, perform
the following adjustments.
23) Convert K to decimal notation, and obtain K
0
24) Calculate X ' using the following equations (decimal notation
2
calculation).
C'= 146 - B'- K '
0
X '=[(119- B') x ( X '-48)+(48 x C')] / C'
2 1
( X ' and B' are values obtained from equations 2) and 3) )
1
25) Convert X ' to hexadecimal notation, and obtain X
2
(Round off to one decimal place)
26) Select page: F, address: 2F, set data: X
button.
27) Select page: 2, address: 01, set data: 03, and press the PAUSE
button.
28) Select page: F, address: 30, change the data and adjust the DDS
display data to "1B".
29) Press the PAUSE button of the adjusting remote commander.
30) Select page: 2, address: 01, set data: 01, and press the PAUSE
button.
31) Check the DDS display data lies within the "90" to "94" range.
Processing after Completing Adjustments
1) Select page: D, address: 11, and set data: 00, and press the PAUSE
button.
2) Select page: 0, address: 01, and set data: 00.
3) Select page: 2, address: 01, and set data: 00, and press the PAUSE
button.
4) Select page: 0, address: 03, and set data: 00.
. If K lies
0 0
'.
0
Equation 4
Equation 5
.
2
, and press the PAUSE
2
5-15

3. Flange Back Adjustment

The inner focus lens flange back adjustment is carried out
automatically. In whichever case, the focus will be deviated during
auto focusing/manual focusing.
3-1. Flange Back Adjustment(1)
Subject Flange back adjustment chart
(2.0 m from the front of the lens)
(Luminance: 200 ± 50 lux)
Measurement Point Check operation on TV monitor
Measuring Instrument
Adjustment Page F
Adjustment Address 3E to 42, 76 to 7B
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 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).
Address Data Address
3E 25 77
3F 00 78
40 19 79
41 00 7A
42 35 7B
76 1B
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 (8.4V).
2) Perform "Flange Adjustment (2)".
Data
54
25
80
10
FF