![Panasonic PV-C923 OmniVision Скачать руководство пользователя страница 52](http://html.mh-extra.com/html/panasonic/pv-c923-omnivision/pv-c923-omnivision_service-manual_280689052.webp)
channel button (17) on the remote control to select "SHARPNESS".
2. Check if the step No. of SHARPNESS is "40".
3. Press the INPUT button on the remote control to set to the AV
mode. Then perform the above adjustments 1~2.
13.2.17. H VCO
1. Activate the adjustment mode display of
Fig. 1-1
and press the
channel button (04) on the remote control to select "H VCO".
2. Check if the step No. of H VCO is "04".
13.3. PURITY AND CONVERGENCE ADJUSTMENTS
NOTE
1. Turn the unit on and let it warm up for at least 30 minutes before
performing the following adjustments.
2. Place the CRT surface facing east or west to reduce the terrestrial
magnetism.
3. Turn ON the unit and demagnetize with a Degauss Coil.
13.3.1. STATIC CONVERGENCE (ROUGH ADJUSTMENT)
1. Tighten the screw for the magnet. Refer to the adjusted CRT for
the position. (Refer to
Fig. 3-1
)
If the deflection yoke and magnet are in one body, untighten the
screw for the body.
2. Receive the green raster pattern from the color bar generator.
3. Slide the deflection yoke until it touches the funnel side of the CRT.
4. Adjust center of screen to green, with red and blue on the sides,
using the pair of purity magnets.
5. Switch the color bar generator from the green raster pattern to the
crosshatch pattern.
6. Combine red and blue of the 3 color crosshatch pattern on the
center of the screen by adjusting the pair of 4 pole magnets.
7. Combine red/blue (magenta) and green by adjusting the pair of 6
pole magnets.
52
Содержание PV-C923 OmniVision
Страница 57: ...57 ...
Страница 58: ...18 2 CHASSIS EXPLODED VIEW TOP VIEW 58 ...
Страница 59: ...18 3 CHASSIS EXPLODED VIEW BOTTOM VIEW 59 ...
Страница 60: ...19 REPLACEMENT PARTS LISTS 19 1 MECHANICAL REPLACEMENT PARTS LIST 60 ...
Страница 67: ...R665 R002T4155J RC 1 5M OHM 1 4W 67 ...