Iris In/Out Adjustment - Sony DCR-TRV5 Service Manual

9. IRIS IN/OUT Adjustment

For the unit to judge if the white balance is indoors or outdoors in
auto white balance operations, measure the light level and write it
in the EEPROM.
If the level is not correct, the white balance will not be accurate.
Subject Clear chart
(Color bar standard picture frame)
Measurement Point DDS display of LCD or TV monitor
Measuring Instrument (Note 1)
Adjustment Page F
Adjustment Address 36, 37
Note : The right four digits of the display data at the right bottom side of
the LCD and TV monitor is the LIGHT LEVEL data.
CA 00 XX XX
Lower two digits
Upper two digits
Switch setting:
1) STEADY SHOT (Menu display) ..................................... OFF
Adjusting method:
1) Select page: 0, address: 01, and set data: 01.
2) Select page: D, address: 11, and set data: 12, and press the
PAUSE button of the adjustment remote commander.
3) Select page: 6, address: 00, and set data: 01.
4) Select page: 6, address: 04, and set data: 06.
5) Select page: 6, address: 40, and set data: 02.
6) Select page: 6, address: 01, set data: 0B, and press the PAUSE
button of the adjustment remote commander.
7) Read the DDS display data (Note 1), and take the upper two
digits as D and the lower two as D
1
8) Convert D to decimal notation, and obtain D
1
5-4-1. Hexadecimal notation - decimal notation conversion
table" of "5-4. Service mode". )
9) Calculate D ' using the following equations. (Equations 1 and
3
2 are for decimal notation calculation).
When D D0
2
D ' = D ' – 21
3 1
When D < D0
2
D ' = D ' – 22
3 1
10) Convert D ' to hexadecimal notation, and obtain D
3
11) Select page: F, address: 36, set data: D
button of the adjustment remote commander.
12) Select page: 6, address: 01, set data: 09, and press the PAUSE
button of the adjustment remote commander.
13) Read the DDS display data (Note 1), and take the upper two
digits as D and the lower two as D
4
14) Convert D to decimal notation, and obtain D
4
15) Calculate D ' using the following equations. (Equations 3 and
6
4 are for decimal notation calculation).
When D F0
5
D ' = D ' – 13
6 4
When D < F0
5
D ' = D ' – 14
6 4
16) Convert D ' to hexadecimal notation, and obtain D
6
17) Select page: F, address: 37, set data: D
button of the adjustment remote commander.
.
2
'. (Refer to "Table
1
Equation 1
Equation 2
.
3
, and press the PAUSE
3
.
5
'.
4
Equation 3
Equation 4
.
6
, and press the PAUSE
6
Processing after Completing Adjustments
1) Select page: D, address: 11, and set data: 10, and press the
PAUSE button of the adjustment remote commander.
2) Select page: 0, address: 01, and set data: 00.
3) Select page: 6, address: 00, and set data: 00.
4) Select page: 6, address: 01, and set data: 00, and press the
PAUSE button of the adjustment remote commander.
5) Select page: 6, address: 04, and set data: 00.
6) Select page: 6, address: 40, and set data: 00.
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