Auto White Balance & Lv Reference Data Acquisition; Auto White Balance Adjustment - Sony DCM-M1 Service Manual

10. Auto White Balance & LV Reference Data Acquisition
Clear chart (PTB-450)
Subject
(Color reproduction adjusting frame)
Adjustment page 0F
Adjustment address 20 – 23, 3E, 3F
Note 1: Color Reproduction Adjustment must be already finished.
Note 2: The auto white balance & LV reference data acquisition is available only once after the power is turned on. Turn the power off,
then on again if the data acquisition is retried.
Note 3: For the data display, the data at the time when address was set is displayed, and it is not updated.
Check data variation while repeating address change and resetting (change address from "02" to "01", and then return it to "02").
Adjusting method
Steps Page Address
1 06 02
2 06 01
3 06 01
4 06 02
Processing after completion of adjustment
Steps Page Address
1 06 01
2

11. Auto White Balance Adjustment

Adjust auto white balance so that correct data are outputted.
If deviated, color reproduction in the auto white balance mode will be reduced.
Subject Clear chart (PTB-450)
(Color reproduction adjusting frame)
Filter Color temperature correction filter C14
Measurement point Displayed data on page: 01
Adjustment page 0F
Adjustment address 34, 35
Note 1: "Auto White Balance & LV Reference Data Acquisition" must be already finished.
Note 2: The 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 3: For the data display, the data at the time when address was set is displayed, and it is not updated.
Check data variation while repeating address change and resetting (change address from "02" to "01", and then return it to "02").
Adjusting method
Steps Page Address
1
2 06 02
3 06 01
4 06 01
5 06 02
Processing after completion of adjustment
Steps Page Address
1 06 01
Data
Check that the data is "00".
Press the y key.
11
Press the y key.
0D (The auto white balance & LV reference data acquisition is carried out, and the data are
automatically entered to page: F, address: 20 – 23, 3E, 3F.)
Check that the data becomes "01". (Note 3)
Data
00 Press the y key.
Perform "Auto White Balance Adjustment".
Data
Cover the lens with the color temperature correction filter C14.
Check that the data is "00".
Press the y key.
83
Press the y key.
81 (The auto white balance adjustment is carried out, and the data are automatically entered
to page: F, address: 34, 35.)
Check that the data becomes "01". (Note 3)
Data
Press the y key.
00
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