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Installation of the CRT
Note :
If the cooling liquid should stick to the Lens, wipe it with a soft cloth.
If the cooling liquid should enter into the inside of the Lens, replace the Lens.
1. Fix the Deflection York on the CRT neck temporarily.
2. Install the CRT on the Optical Unit. (Fig. 5-3)
3.
Insert the Lens into the Optical Unit. (Fig.
5-2)
5.
Install the PCB-CRTs.
4.
Install the Deflection York in place. (Fig.
5-4)
6.
Insert the Optical Unit into the Cabinet. (Fig.
5-2)
Focus Magnet Assy
Convergence Purity Assy
(Green only)
72mm
Fig. 5-4
CRT
Adjustment procedures after replacing the CRT
After replacing the CRT, perform the following adjustments.
1. Cut Off Adjustment
2. Centering Adjustment
3. Focus Adjustment
4. Ellipticity Adjustment
5. White I Brightness Adjustment
6. Dynamic Convergence Adjustment
Confirmation after replacing the CRT
1. Raster Size
2. Raster Distortion
-9-
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