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7.3.8. FOCUS, SCREEN, CUT OFF, DRIVE ADJUSTMENT
Purpose:
To set the optimum Focus and Screen.
Symptom of Misadjustment:
The picture is out of Focus and there will be an improper screen
color mix.
Test Point :
TP50 (CRT C.B.A.)
Adjustment :
FOCUS CONTROL (Flyback Transformer),
SCREEN CONTROL (Flyback Transformer),
SUB BRIGHT (EVR),
B DRIVE (EVR),
G DRIVE (EVR),
B CUT -OFF (EVR),
G CUT -OFF (EVR),
R CUT -OFF (EVR)
Specification :
Refer to descriptions below.
INPUT :
Video Input Jack,
Monoscope Pattern Signal
Mode :
STOP
Equipment :
Oscilloscope,
NTSC Video Pattern Generator
1. Supply a Monoscope Pattern Signal to the Video Input Jack.
2. Connect the Oscilloscope to TP50 on the CRT C.B.A.
(Use TP47 for GND.)
3. Select SUB BRIGHT and move the shaded area to the value in EVR
adjustment mode.
4. Adjust the FOCUS CONTROL on the Flyback Transformer so that
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Содержание Omnivision PV-C2542
Страница 22: ...6 1 2 Disassembly Method Fig D2 22 ...
Страница 23: ...Fig D3 23 ...
Страница 24: ...6 1 2 1 Notes in chart 1 Removal of VCR Unit Fig D4 24 ...
Страница 28: ...6 2 2 Inner Parts Location Fig J1 1 28 ...
Страница 29: ...6 2 3 EJECT Position Confirmation Fig J1 2 29 ...
Страница 30: ...6 2 4 Full Erase Head and Cylinder Unit Fig J2 30 ...
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Страница 73: ...11 2 MECHANISM BOTTOM SECTION 73 ...
Страница 74: ...11 3 CASSETTE UP COMPARTMENT SECTION 74 ...
Страница 75: ...11 4 CHASSIS FRAME SECTION 1 75 ...
Страница 76: ...11 5 CHASSIS FRAME SECTION 2 76 ...
Страница 77: ...11 6 PACKING PARTS AND ACCESSORIES SECTION 77 ...
Страница 84: ...121 LSPG1279 PACKING CASE PAPER F 6 84 ...
Страница 97: ...R5317 ERDS2TJ101 CARBON 1 4W 100 97 ...
Страница 99: ...R6045 ERJ6GEYJ102V MGF CHIP 1 10W 1K 99 ...
Страница 118: ...R5401 ERJ6GEYJ561V MGF CHIP 1 10W 560 118 ...
Страница 120: ...R6049 ERJ6GEY0R00V MGF CHIP 1 10W 0 120 ...