AV-T2922
VIDEO / CHROMA CIRCUIT ADJUSTMENT
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.
Do not change the initial setting values of the setting items not listed in ?ADJUSTMENT?.
Measuring
ItemTest pointAdjustment itemDescription
instrument
WHITESignalBRIGHT1. Receive a black-and-white signal.(Color off)
BALANCEgenerator2. Select the LOW LIGHT MODE from the SERVICE MENU.
(Low Light)
R CUTOFF3. Set the initial setting value of BRIGHT with the MENU /
adjustment
RemoteG CUTOFF
key of the remote control unit.
control unitB CUTOFF
4. Set the initial setting value of R CUTOFF, G CUTOFF and B
SCREEN VRCUTOFF with the cccc to hhhh key of the remote control unit.
5. Display a single horizontal line by pressing the ```` 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. Use keys c^h of the remote control unit and adjust the
LOW LIGHT MODE
other 2 colors which except the appeared color to where the
single horizontal line appears white.
G CUTOFF
9. Turn the screen VR to where the single horizontal line glows
BRIGHTfaintly.
10. P ress the aaaa key to release the single horizontal line.
BRIGHT************11. Adjust the BRIGHT level to become the black component
R CUTOFFshines white slightly.************ ** ** ** *** * * * ************B CUTOFF
EXIT BY12. Confirm that whether the color ingredient of R, G or B is visible
BRIGHTEXITITto the black component which shines white slightly.
13. When the color ingredient can be seen, two colors other than a
visible color are adjusted, and it is made to look white.
14. R eturn the value of BRIGHT to initial setting value.
15. P ress the EXIT key to exit the WHITE BALANCE MODE.
KEY ASSIGNMENT OF REMOTE CONTROL UNIT
SINGLE LINE ON
123
SINGLE LINE OFF
G.CUTOFF(3 )
456
R. CUTOFF( 3)B. CUTOFF(3 )
VariableInitial setting
R. DRIVE( 33)B. DRIVE( )CUTOFF ADJUSTMENT
rangevalue
37893
R. CUTOFF( )B. CUTOFF( )
3
R. DRIVE( )B. DRIVE( )3R0 ^25520
3
G.CUTOFF( )G0 ^25520
RGB
B0 ^25520
No. 5191723 |
ACEC
