JVC TM-A210G/C Service Manual page 27

Measuring
Item
instrument
WHITE Signal
BALANCE generator
(HIGH LIGHT)
6500K & 9300K Colour
analyser
(Colour
temperature
meter)
6500 DRIVE ADJUSTMENT MODE
R-B DISP
CHROMA CONTRAST
PHASE
Display ON/OFF switch
Select R or B mode
9300 DRIVE ADJUSTMENT MODE
R-B DISP
CHROMA CONTRAST
PHASE
Display ON/OFF switch
Select R or B mode
ITEM
<W04> R DRIVE
<W05> B DRIVE
Item
<W06> R DRIVE
<W07> B DRIVE
Test point Adjustment part
[WHITE BALANCE
BLOCK]
6500 R DRIVE
6500 B DRIVE
9300 R DRIVE
9300 B DRIVE
6500 R DRIVE :
EXIT
VOLUME / SELECT MENU
BRIGHT
Data operate(+/ )
Adjustment mode exit
9300 R DRIVE :
EXIT
VOLUME / SELECT MENU
BRIGHT
Data operate(+/ )
Adjustment mode exit
INITIAL SETTING VALUE
150
080
Initial setting value
130
120
Description
• Check the LOW LIGHT adjustment has been finished
correctly before performing HIGH LIGHT adjustment.
(1) Input the black-and-white signal (Included 100%
white).
(2) Select the WHITE BALANCE BLOCK mode with
[CONTRAST/BRIGHT] button (< W/B >) from <
BLOCK SELECT > SERVICE MENU screen.
(3) Select the 6500 DRIVE adjustment mode with
[CONTRAST/BRIGHT] button (< 65-D >).
(4) Apply the sensor of the colour analyser to the CRT
surface, portion of the 100% white.
(5) Adjust the < 6500 R DRIVE > or < 6500 B DRIVE >
to setting 6500K (x=0.313, y=0.329) by pressing
[CHROMA/PHASE] button (< R-B >) alternately.
(6) Select the 9300 DRIVE adjustment mode.
(7) Apply the sensor of the colour analyser to the CRT
surface, portion of the 100% white.
(8) Adjust the < 9300 R DRIVE > or < 9300 B DRIVE >
to setting 9300K (x=0.283, y=0.297) by pressing
[CHROMA/PHASE] button (< R-B >) alternately.
(9) Exit the WHITE BALANCE BLOCK with [MENU]
button (< EXIT >).
(No.52119)1-27