JVC AV-48WP34 Service Manual page 37

CONVERGENCE & DEFLECTION ADJUSTMENT
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The adjustment using the remote control unit is made on the basis of the initial setting values.
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The setting values which adjust the screen to the optimum condition can be different from the initial setting values.
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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.
FLOWCHART OF ADJUSTMENT
All adjustments of the DEF circuit for this model should be carried out under the status without convergence operation.
To enter the status without convergence operation turn the power on while pressing the service switch S801 on the CONVERGENCE PWB.
As a result, you can get the screen as shown in Fig.1. Adjust the DEF circuit in order of the steps indicated by the downward arrows.
Note: When every adjustment of the DEF circuit has completed, start the adjustment of convergence.
PREPARATION
DEFLECTION
CAUTION
Without
convergence
operation
SCREEN
TILT
RASTER
CENTERING
&
H.POSITION
/ SIZE
(coarse)
V.PISITION
/ SIZE
/ LINEARITY
H.POSITION
Fig.1
No. 51914
AV-48WP30
H.SIZE
SIDE PIN
TRAPEZIUM
CONVERGENCE
CONVERGENCE
PHASE
OVERALL
CONVERGENCE
35