4.7.4 DEFLECTION & CONVERGENCE 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.
? At first the adjustment in FULL mode should be done, then the data for the other ASPECT mode is corrected in the respective value
at the same time.
4.7.4.1FLOWCHART OF ADJUSTMENT
CAUTION:
All adjustments of the DEFLECTION circuit for this model should be carried out under the status without convergence operation.
To enter the mode without convergence operation, select 1.PICTURE/SOUND and change the data in the setting item F62 from 0
to 1. (For details, please refer to the adjustment of DEFLECTION.)
As a result, you can get the screen as shown in bellow figure. Adjust the DEFLECTION circuit in order of the steps indicated by the
downward arrows.
NOTE:
When every adjustment of the DEFLECTION circuit has completed, start the adjustment of convergence.
AdjustmentPREPARATION
location
sequence
Without
convergenceH.SIZE
operation
Overall position & size
SCREEN TILTSIDE PIN
Center
H.POSITION
/SIZETRAPEZIUM
(coarse)
Center perimeter
(If center deviated, readjust)
CONVERGENCE
RASTERCONVERGENCE
CENTERINGPHASE
Perimeter
(If center deviated, readjust)
DEFLECTION
OVERALL
V.POSITIONCONVERGENCE
/ SIZE( LINE / POINT )
/ LINEARITY
Corner (Final adjust)
R and B only
H.POSITION
Crosshatch Completed
(From a collection of squares)
(No.YA166)1-45 |