Auto White Balance Adjustment - Sony MVC-FD100 Service Manual

10. Auto White Balance Adjustment

Adjust the white balance standard data at 5800K.
Mode CAMERA
Subject Clear chart
(Standard picture frame with the
zoom lens at WIDE end)
Filter Filter C14 for color temperature
correction
Measurement Point Displayed data of page: 1 (Note 3)
Measuring Instrument Adjusting remote commander
Adjustment Page F
Adjustment Address 3F, 40, 80, A9, AA
Specified Value FD100 (Note 5):
FD200:
Note 1: Perform "Auto White Balance Standard Data Input"
before this adjustment.
Note 2: Check that the data of page: 6, address: 02 is "00".
If not, turn the power of unit OFF/ON.
Note 3: The right 4 digits of the page: 1 displayed data of the
adjusting remote commander.
1:XX:XX
Note 4: "Auto White Balance Adjustment" is available only once
after the power is turned on. Turn the power off, then on
again if the adjustment is retried.
Note 5: Type of CCD imager is different according to the CD
board in MVC-FD100.
Refer to page 7 to discriminate the type of CCD.
Note 6: Check the CCD TYPE and input the following data in
page: F, address: 49 to 4C.
FD100
Address
TYPE PA
49 29
4A E1
4B 5F
4C A0
RadarW RadarW RadarW
TYPE PA:
R ratio: 2921 to 2AA1
B ratio: 5EE0 to 6060
TYPE SO:
R ratio: 25C4 to 2744
B ratio: 604B to 61CB
R ratio: 25F1 to 2771
B ratio: 6610 to 6790
Displayed data
FD200
TYPE SO
26 26
84 B1
61 66
0B D0
MVC-FD100/FD100H/FD200/FD200H
Adjusting method:
Order Page Address Data
1
2
3
4 6 01
49
4A
5 F
4B
4C
49
4A
6 F
4B
4C
7
8 6 01
9 6 02
10 6 01
11
12 0 03
13 1
14 0 03
15 1
Note 7: The adjustment data will be automatically input to page:
F, address: 3F, 40, 80, A9 and AA.
Processing after Completing Adjustment:
Order Page Address Data
1 6 01
2 0 03
3 6 13
49
4A
4 F
4B
4C
5
6
5-25
Procedure
Place the C14 filter on the lens.
Perform "Data setting during
camera system adjustment".
(Refer to page 5-16)
Perform "Picture Frame
setting".
(Refer to page 5-17)
A7 Press PAUSE button.
Note down the data.
Set the data (Note 6)
→
Press PAUSE button.
Wait for 2 seconds.
A5 Press PAUSE button. (Note 7)
Check the data changes to
"01".
3F Press PAUSE button.
Wait for 2 seconds.
04
Check that the displayed data
(Note 3) satisfied the R ratio
specified value.
05
Check that the displayed data
(Note 3) satisfied the B ratio
specified value.
Procedure
00 Press PAUSE button.
00
00
Set the data noted down at
step 5, and press PAUSE
button.
Release the data setting
performed at step 2.
(Refer to page 5-16)
Remove the C14 filter on the
lens.