Adjustment - JVC LT-52X579 Service Manual

4.1 ADJUSTMENT PREPARATION
(1) This TV is adjusted by using REMOTE CONTROL UNIT.
(2) The 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.
(3) Make sure that connection is correctly made AC to AC power source.
(4) Turn on the power of the TV and measuring instruments for warming up for at least 30 minutes before starting adjustments.
(5) If the receive or input signal is not specified, use the most appropriate signal for adjustment.
(6) Never touch the parts (such as variable resistors, transformers and condensers) not shown in the adjustment items of this service

adjustment.

4.2 PRESET SETTING BEFORE ADJUSTMENTS
Unless otherwise specified in the adjustment items, preset the
following functions with the REMOTE CONTROL UNIT.
Setting item
VIDEO STATUS
COLOR TEMP
COLOR MANAGEMENT
NATURAL CINEMA
ASPECT
4.4 SERVICE MODE
4.4.1 HOW TO ENTER THE SERVICE MODE
(1) Set to "OFF" using the [SLEEP] key.
(2) While "OFF" is displayed, press the [V. STATUS] key and
[DISPLAY] key simultaneously.
(3) Enter the SERVICE MODE (Fig.4-1)
(4) Select the 2.White balance base from the SERVICE
MODE.
SERVICE MODE SCREEN
Factory Menu
1.White Balance
2.White Balance Base
3.M16 EEPROM EDIT
4.I2C Stop
5.Version
Select the "2.White Balance Base".
4.4.2 HOW TO EXIT THE SERVICE MODE
Press the [MENU] key to exit the SERVICE MODE.
1-14 (No.YA654<Rev.001>)
ADJUSTMENT
Settings
Standard
Natural
Off
Off
FULL
R Gain 0
G Gain 0
B Gain 0
R Offset 0
G Offset 0
B Offset 0
Fig.4-1
SECTION 4
4.3 MEASURING INSTRUMENT AND FIXTURES
• Signal generator (Pattern generator) [NTSC]
• Remote control unit
4.4.3 SERVICE MODE SELECT KEY LOCATION
[DISPLAY]
[
[MENU]
[V. STATUS]
4.4.4 CHANGE AND MEMORY OF SETTING VALUE
Remocon Key
[ ] / [ ] key
[ ] / [ ] key
[OK] key
4.4.5 HOW TO STORE OF SETTING VALUE
The setting value will be stored automatically when release the
REMOTE CONTROL UNIT keys.
[SLLEP]
[
] [
[
Contents
Change the setting items up/ down.
Change the setting values up/down.
Select the setting items.
]
]
]