No. 51806
AV-27GFH
24
ADJUSTMENT OF VIDEO / CHROMA CIRCUIT
Item
Measuring
instrument
Test point
Adjustment part
Description
WHITE
BALANCE
(Low Light)
adjustment
Signal
generator
BRIGHT
R CUTOFF
G CUTOFF
B CUTOFF
SCREEN VR
1. Receive a black-and-white signal. (Color off)
2. Select the [LOW LIGHT] MODE from the SERVICE MENU.
3. Set the initial setting value of “BRIGHT” is 64, with the
LEFT/RIGHT key of the remote control unit.
4. Set the initial setting value of “R CUTOFF”, “G CUTOFF” and
“B CUTOFF” is 20, with the
④
④
④
④
to
⑨
⑨
⑨
⑨
keys of the remote
control unit.
5. Display a single horizontal line by pressing the
①
①
①
①
key of the
remote control unit.
6. Turn the screen VR all the way to the left.
7. Turn the screen VR gradually to the right from the left until
either one of the red, blue or green colors appears faintly.
8. Adjust the two colors which did not appear until the single
horizontal line that is displayed becomes white using the
④
④
④
④
to
⑨
⑨
⑨
⑨
keys of the remote control unit.
9. Turn the screen VR until the single horizontal line is displayed
faintly.
10. Press the
②
②
②
②
key to return to the regular screen.
"
The
③
③
③
③
EXIT key is the cancel key for the WHITE BALANCE.
WHITE
BALANCE
(High Light)
adjustment
Signal
generator
G DRIVE
B DRIVE
1. Receive a black-and-white signal. (Color off)
2. Select the [HIGH LIGHT] MODE in the SERVICE MENU.
3. Set the initial setting value of “G DRIVE” and “B DRIVE” with
the
⑤
⑤
⑤
⑤
,
⑥
⑥
⑥
⑥
,
⑧
⑧
⑧
⑧
and
⑨
⑨
⑨
⑨
keys of the remote control unit.
4. Adjust the screen until it becomes white using the
⑤
⑤
⑤
⑤
,
⑥
⑥
⑥
⑥
,
⑧
⑧
⑧
⑧
and
⑨
⑨
⑨
⑨
keys of the remote control unit.
"
The
③
③
③
③
EXIT key is the cancel key for the WHITE BALANCE.
Remote Control Unit
H.LINE ON
1
2
3
4
5
6
7
8
9
R CUTOFF
R CUTOFF
H.LINE OFF
G CUTOFF
G CUTOFF
EXIT
B CUTOFF
B CUTOFF
[HIGH LIGHT] MODE
HIGH LIGHT
***
***
B DRIVE
G DRIVE
[LOW LIGHT] MODE
BRIGHT
***
***
***
***
BRIGHT
G CUTOFF
B CUTOFF
R CUTOFF
Remote Control Unit
H.LINE ON
1
2
3
4
5
6
7
8
9
H.LINE OFF
G.DRIVE
G.DRIVE
EXIT
B.DRIVE
B.DRIVE
Содержание AV 32120
Страница 44: ...AV 27GFH AV 27GFH No 51806 No 51806 TP 91 B1 TP E FRONT 2 11 2 12 PATTERN DIAGRAMS MAIN PWB PATTERN ...
Страница 45: ...AV 27GFH AV 27GFH No 51806 No 51806 TOP 2 13 2 14 AV SELECTOR PWB PATTERN ...
Страница 47: ...AV 27GFH AV 27GFH No 51806 No 51806 2 17 2 18 VP0106 DP6051 ...
Страница 59: ...No 51806 AV 27GFH 43 ...