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A great manual; it contained all the information I required and allowed me to restore the receiver to full working condition!
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Very good expirience with owner-manuals.com.
5 Stars; In future if necessary, i´ll download manuals on this site.
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Hi - happy with what I received but not quite what I wanted - my fault I assumed that service manual would also include operational instructions which is what I needed - all I needed to know was how to turn the radio - thanks
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this Manual very important when i buy this Manual i already fix the trouble of my Camera..... thanks keep up the good work.!
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This service manual helped me to repair my PIONEER. Iam very satisfied, that I found it here.
Even the price of manual was not so high that person would not be able to spend a few money.
But that is very worth spent money. Thanks
AV-21PM
PURITY, CONVERGENCE ADJUSTMENT PURITY ADJUSTMENT
1. Demagnetize CRT with the demagnetizer.
WEDGE DEFLECTION YOKE
2. Loosen the retainer screw of the deflection yoke.
P
3. Remove the wedges. (Fig. 1.)
CRT
46
4. Input a green raster signal from the signal generator, and turn the screen to green raster.
P/C MAGNETS
5. Move the deflection yoke backward.
� P/C MAGNETS P : PURITY MAGNET 4 : 4 POLES (convergence magnets) 6 : 6 POLES (convergence magnets)
6. Bring the long lug of the purity magnets on the short lug and position them horizontally. (Fig. 2)
7. Adjust the gap between two lugs so that the green raster will come into the center of the screen. (Fig. 3)
Fig. 1
8. Move the deflection yoke forward, and fix the position of the deflection yoke so that the whole screen will become green.
Long lug
PURITY MAGNETS
9. Insert the wedge to the top side of the deflection yoke so that it will not move.
10. Input a cross-hatch signal.
Short lug Bring the long lug over the short lug
11. Verify that the screen is horizontal.
and position them horizontally.
Fig. 2 12. Input red and blue raster signals, and make sure that purity is properly adjusted.
(FRONT VIEW) GREEN RASTER
CENTER
Fig. 3
No. 56055
25
 $4.99 AV-21PM JVC
Owner's Manual Complete owner's manual in digital format. The manual will be available for download as PDF file aft…
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