White Balance Adjustment - Sony FD Trinitron KV-28DS65U Service Manual

White balance adjustment

1. Input an all-white signal.
2. Enter into the Service Mode by pressing 'TEST', 'TEST'
and 'MENU' 'MENU'on the Service Commander.
3. Move the OK button down until 'MCP CXA2101'is selected
then move the OK button to the right.The 'MCP CXA2101'
menu will appear on the screen.
4. Select '19 R DRIVE' by moving the OK button down until
'19 R DRIVE' is selected then move the OK button to the
right and adjust to 41 by pushing the OK button up or down.
5. Press the OK button to write the data.
6. Adjust the '21 G DRIVE' and '23 B DRIVE' so that the
white
balance becomes optimum.
7. Press the OK button to write the data.
8. Input a 5 - 10 NIT all-white signal.
9. Select '25 R CUT-OFF' by moving the OK button down
until '25 R CUT-OFF' is selected then move the OK button
to the right and adjust to 41 by pushing the OK button up or
down.
10. Adjust the '27 G CUT-OFF', and '29 B CUT-OFF' so that
the white balancebecomes optimum.
11. Press the OK button to write the data.
Item
Adjustment menu
No
1 RED
2 GREEN
3 BLUE
4 CBLK
5 AKB T
6 BLK SW
7 DA TEST
8 HY SW
9 PICTURE
10 LIMIT LEVEL
11 HUE
12 SYSTEM
13 COLOR
14 AGE WHT
15 AGE BLK
16 BRIGHT
17 YS/YM SW
18 YM/VM
19 SHARPNESS
20 D COL
21 G DRIVE
22 CLP SW
23 B DRIVE
24 CLP MSK
25 R CUT OFF
26 ABL MODE
27 G CUT OFF
28 ABL TH
29 B CUT OFF
30 SUB BRT
31 H SEP SEL
32 FIX SEL
33 V - TC
34 H WIDTH
35 HD TC
36 HS MASK
37 CB OFF SET 1
38 CR OFF SET 1
39 CB OFF SET 2
40 CR OFF SET 2
28
Data Amount
ON
ON
ON
OFF
OFF
OFF
OFF
0
57
1
31
1
31
OFF
OFF
31
0
0
35
0
ADJ
1
ADJ
0
32
2
ADJ
1
ADJ
ADJ
1
0
2
0
1
1
7
7
7
7