JVC LT-42R90BU Service Manual

(No.YA596<Rev.001>)1-19
4.7 ADJUSTMENT PROCEDURE
4.7.1 VIDEO CIRCUIT
Item name
Variable
range
Setting value
HDMI 480i HDMI 576i HDMI 480p HDMI 576p
HDMI 720p50 /
HDMI 1080i50
12.SHARP 0 - 63 32 32 32 32 33
13.CORING 0 - 63 2 2 2 2 2
Item name
Variable
range
Setting value
HDMI 1080p50 HDMI 1080p60
HDMI 1080i50 /
HDMI 1080p50
HDMI 1080i60 /
HDMI 1080p60
HDMI 1080p24
12.SHARP 0 - 63 33 33 33 33 33
13.CORING 0 - 63 2 2 2 2 2
Item
Measuring
instrument
Test point Adjustment part Description
COLOUR
DECODER
Remote
control unit
Signal
generator
[1.ADJUST]
1.SC ADJ
(1) Receive a PAL colour bar signal.
(2) Select "1.ADJUST" from the SERVICE MODE.
(3) Select <1.SC ADJ>.
(4) Adjust the value of <1.SC ADJ> to set the value
of (A) to 0±3.
NOTE:
The value of <1.SC ADJ> should be adjusted
within 7 - 24.
(5) Press the [OK] key to memorize the set value.
WHITE
BALANCE
(HIGHLIGHT)
Remote
control unit
Signal
generator
[1.ADJUST]
2.R DRIVE
3.G DRIVE
4.B DRIVE
(1) Receive a PAL 75% all white signal.
(2) Set PICTURE MODE to "STANDARD".
(3) Set ZOOM to "FULL".
(4) Set COLOUR TEMP. to "NORMAL".
(5) Select "1.ADJUST" from the SERVICE MODE.
(6) Adjustment is select 1 item from <2.R DRIVE>,
<3.G DRIVE> and <4.B DRIVE> then select item
fix to "512" Other color shold be less than 920.
NOTE:
Finaly minimam more than 1 item (<2.R
DRIVE>, <3.G DRIVE> or <4.B DRIVE>)
should be "512".
(7) Must check white balance adjustment correctry
with low light to high light.
(8) Press the [OK] key to memorize the set value.
Adjust PAL BG
1.SC ADJ 15
SC DEV : +00
OK:Store i:Exit
(A)

JVC LT-42R90BU Specifications

General

Brand	JVC
Model	LT-42R90BU
Category	LCD TV
Language	English