White Balance Check - Sony DCR-TRV40 Service Manual

14. White Balance Check

Subject Clear chart
(Color reproduction adjustment frame)
Filter Filter C14 for color temperature
correction
ND filter 1.0 and 0.4 and 0.1
Measurement Point Video output terminal
Measuring Instrument Vectorscope
Specified Value Fig. 5-1-13. A to B
Note1: The data of page: 0, address: 10 must be "00".
Switch setting:
1) POWER .................................................................. CAMERA
2) NIGHT SHOT .................................................................. OFF
3) DIGITAL ZOOM (Menu display) ................................... OFF
4) STEADY SHOT (Menu display) ..................................... OFF
Checking method:
Order Page Address Data
1
2 6 01 0F
3
4 6 01 00
5
6 6 01 3F
7
8
9
10 6 01 00
11 0 03 06
12 1
Note2: Displayed data of the adjustment remote commander.
1 : XX : XX
Display data
Processing after Completing Adjustments
Order Page Address Data
1 6 01 00
2 0 03 00
Procedure
Indoor white balance check
Check that the lens is not
covered with either filter.
Set the data, and press PAUSE
button.
Check that the center of the
white luminance point is within
the circle shown Fig. 5-1-13. A.
Set the data, and press PAUSE
button.
Outdoor white balance check
Place the C14 filter on the lens.
Set the data, and press PAUSE
button.
Check that the center of the
white luminance point is within
the circle shown Fig. 5-1-13. B.
Remove the C14 filter.
LV data check
Place the ND filter 1.5
(1.0+0.1+0.4) on the lens.
Set the data, and press PAUSE
button.
Set the data.
Check that the display data
(Note2) satisfies the specified
value.
Specified value: 8000 to 8BC0
Procedure
Set the data, and press PAUSE
button.
Set the data.
DCR-TRV40/TRV40E/TRV50/TRV50E
2mm
0.5mm
5-31
R-Y 2mm
B-Y
Fig. 5-1-13 (A).
R-Y
1mm
B-Y
3mm
3mm
Fig. 5-1-13 (B).