White Balance Adjustment - Sony CCD-TRV32 Service Manual

20-11. White balance adjustment

Purpose : Adjust for correct white balance.
Adjustment Error : Color reproduction on LCD display will be
poor.
Mode Playback
Signal Color bar signal with chroma and
burst signals turned OFF
Measurement point
To be confirmed on LCD display
Measuring equipment
Adjustment page F
Adjustment address DB, DC
Specification Image on the LCD display must not
have any color.
Adjustment procedure:
Order Page Address
1 6 00
2 F DB
DC
3
4 6 00
Data
01 After setting the data, press the PAUSE button. (Preparation)
Change the DB and DC data using the PLAY and STOP buttons until the image on the
LCD display has no color.
Press the PAUSE button.
00 After setting the data, press the PAUSE button. (End)
LCD size
Type 1
2.5 inch (PAL only)
Type 2
Type 3
3.0 inch (NTSC)
Type 4
3.5 inch (NTSC/PAL)
No mark : Type 1, Type 4
〈 〉 : Type 2, Type 3
Note 1 : Start adjustment within 30±5 seconds after the back-light
turns ON.
Note 2 : Confirm that the item "LCD B.L" is set to "BRIGHT"
using menu.
Note 3 : Set the BRIGHT control volume to their mechanical
center during adjustment.
Procedure
6-42
LCD board
PD-74/SD-24
PD-75/SD-25
PD-77
PD-76