Backlight Consumption Current Adjustment; (Vf-141 Board); White Balance Adjustment (Vf-141 Board) - Sony MVC-FD97 Service Manual

5. Backlight Consumption Current Adjustment

(VF-141 board)

Set the backlight luminance and color temperature.
If deviated, the image may become dark or bright.
Mode CAMERA
Subject Arbitrary
+Probe: Pin w; of CN803
(EVF_BL_4.75 V) on FC-85 board
Measurement Point
-Probe: Pin ql of CN803 (EVF_BL)
on FC-85 board
Measuring Instrument Digital voltmeter
Adjustment Page D
Adjustment Address C6
A = 15.0 ± 1 mV
Specified Value
Adjusting method:
Order Page Address Data
1 0 01 01
2 5 F1 02
3 D C6
4 D C6
Processing after Completing Adjustment:
Order Page Address Data
1 5 F1 00
2 0 01 00
Procedure
Change the data and set the DC
voltege (A) to the specified value.
Press PAUSE button.
Procedure

6. White Balance Adjustment (VF-141 board)

Correct the white balance.
If deviated, the EVF screen color cannot be reproduced.
Mode
Subject
Measurement Point
Measuring Instrument
Adjustment Page
Adjustment Address
Specified Value
Adjusting method:
Order Page Address Data
1 0 01
2 5 F1
C1
3 D
C2
4
C1
5 D
C2
Note: To write in the non-volatile memory (EEPROM), press
the PAUSE button each time to set the data.
Processing after Completing Adjustment:
Order Page Address Data
1 5 F1
2 0 01
5-41
CAMERA
Arbitrary
Check on the EVF display
D
C1, C2
The EVF screen should not be
colored.
Procedure
01
02
A8 Press PAUSE button. (Initial
78 value)
Check that the EVF screen is not
colored, If not colored, proceed to
"Processing after Completing
Adjustments"
Change the data and so that the
EVF screen is not colored.
(Note)
Procedure
00
00