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2. Connect the Oscilloscope to TP49 on the CRT C.B.A.
(Use TP47 for GND.)
3. Select SUB BRIGHT in EVR adjustment mode. Then, after making
a note of the original value, adjust to the (C0).
4. Select SUB CONTRAST in EVR adjustment mode and adjust so
that the level A is (3.0 V[p-p]±0.1 V[p-p]: For model with 20 inch
CRT), or (3.15 V[p-p]±0.1 V[p-p]: For model with 27 inch CRT).
5. Select SUB BRIGHT in EVR adjustment mode and reset to the
original value.
Fig. E3
7.3.8. FOCUS, SCREEN, CUT OFF, DRIVE ADJUSTMENT
Purpose:
To set the optimum Screen.
Symptom of Misadjustment:
The picture is 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),
G DRIVE (EVR),
B DRIVE (EVR),
R CUT-OFF (EVR),
G CUT-OFF (EVR),
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Содержание Omnivision VHS PV-DF2004
Страница 11: ...Fig 1 5 11 ...
Страница 12: ...Fig 1 6 12 ...
Страница 25: ...Fig D2 25 ...
Страница 26: ...Fig D3 26 ...
Страница 27: ...Fig D4 27 ...
Страница 28: ...6 1 1 1 Notes in chart 1 Removal of VCR DVD Ass y Fig D5 28 ...
Страница 48: ...7 4 TEST POINTS AND CONTROL LOCATION 48 ...
Страница 51: ...11 2 DVD SECTION 51 ...
Страница 52: ...11 3 CHASSIS FRAME SECTION 1 Model A B C D E F 52 ...
Страница 53: ...11 4 CHASSIS FRAME SECTION 2 53 ...
Страница 54: ...11 5 CHASSIS FRAME SECTION 3 54 ...
Страница 55: ...11 6 PACKING PARTS AND ACCESORIES SECTION 55 ...
Страница 71: ...R6006 ERJ6GEYJ102V MGF CHIP 1 10W 1K 71 ...