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JVC AV-14FR10 Service Manual page 22

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AV-14FR10/AV-14F10
AV-1434TEE/AV-1434EE
AV-14FTT2/AV-14FTG2
VIDEO / CHROMA CIRCUIT ADJUSTMENT
The setting (adjustment) using the REMOTE CONTROL UNIT is made on the basis of the initial setting values.
The setting values which adjust the screen to the optimum condition can be different from the initial setting values.
Do not change the initial setting values of the setting items not listed in "ADJUSTMENT".
Measuring
Item
instrument
Signal
Adjustment
generator
of WHITE
BALANCE
Remote
(Low light)
control unit
/
- / + : OPERATE
KEY ASSIGNMENT OF REMOTE CONTROL UNIT
CUTOFF OFF
1
CUTOFF ON
4
R. CUTOFF(
)
R. DRIVE(
)
7
R. CUTOFF(
)
R. DRIVE(
)
R
Signal
Adjustment
generator
of WHITE
BALANCE
Remote
(High light)
control unit
/
- / + : OPERATE
22
Test point
Adjustment part
1. CUT OFF (R)
CUT OFF (G)
CUT OFF (B)
SCREEN VR
[IN HVT]
V/C
AUTO
1. CUTOFF
(R) * **
(G) * **
(B) * **
50Hz
: SELECT
DISP : EXIT
2
3
G.CUTOFF(
5
6
B. CUTOFF(
B. DRIVE(
)
8
9
B. CUTOFF(
B. DRIVE(
)
G.CUTOFF(
G
B
2. DRIVE (R)
DRIVE (B)
V/C
AUTO
(R) * **
2. DRIVE
(B) * **
50Hz
: SELECT
DISP : EXIT
1. Input a black and white signal (colour off).
2. Select 2. V/C from the SERVICE MENU, then select 1. CUT
OFF (R), (G) and (B) .
3. Set each value to initial setting value with 4 ~ 9 keys of the
remote control unit.
1
4. Press the
key of the remote control unit to show the single
horizontal line on screen.
5. Turn the SCREEN VR fully counter-clockwise, then slowly turn it
clockwise to where one of a red, blue or green colour is faintly
visible.
4
9
6. Use keys
of the remote control unit and adjust the other 2
colours which except the appeared colour to where the single
horizontal line appears white.
7. Turn the SCREEN VR to where the single horizontal line glows
faintly.
2
8. Press the
key to turn off the single horizontal line.
9. Press the DISPLAY key twice to return to the normal screen.
)
Adjustment item
)
)
1. CUT OFF
)
1. Input a black and white signal (colour off).
2. Select 2. V/C from the SERVICE MENU.
3. Select 2. DRIVE (R) / (B) with MENU ▼ / ▲ key, and set each
value to initial setting value with 4 and 7 or 6 and 9 keys of the
remote control unit.
4
4. Use the keys
and
5. Press the DISPLAY key twice to return to the nomal screen.
Adjustment item
2. DRIVE
No. 51865
Description
Variable
Initial setting
range
value
-128 ~ +127
R
-128 ~ +127
G
-128 ~ +127
B
7
6
9
or
and
to produce a white screen
Variable
Initial setting
range
value
-128 ~ +127
R
-128 ~ +127
B
-50
-50
-50
+0
+0

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