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7.3.5. SUB CONTRAST ADJUSTMENT
Purpose:
To set the optimum sub contrast level.
Symptom of Misadjustment:
The picture is too dark or too light.
Test Point :
Pin 5 of P6001 (TV/VCR Main C.B.A.) or TP49 (CRT C.B.A.)
Adjustment :
SUB CONTRAST (EVR)
Specification :
3.0 V[p-p]±0.1 V[p-p]
INPUT :
Video Input Jack,
Crosshatch Pattern Signal 1 V[p-p]
(75 terminated)
Mode :
STOP
Equipment :
Oscilloscope,
NTSC Video Pattern Generator
1. Supply a Crosshatch Pattern Signal to the Video Input Jack.
2. Connect the Oscilloscope to Pin 5 of P6001 on the TV/VCR Main
C.B.A. or TP49 on the CRT C.B.A.
3. Select SUB BRIGHT in EVR adjustment mode. Then, after making
a note of the original value, adjust to the (D0).
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Summary of Contents for OmniVision PV-C1321-K
Page 1: ...ORDER NO MKE0102104C1 B3 Combination VCR PV C1321 K PV C1351W K PV C2031 K SPECIFICATIONS 1 ...
Page 9: ...Fig 1 4 Fig 1 5 9 ...
Page 26: ...Fig D4 Fig D5 26 ...
Page 30: ...6 2 2 Inner Parts Location Fig J1 1 30 ...
Page 31: ...6 2 3 EJECT Position Confirmation Fig J1 2 31 ...
Page 32: ...6 2 4 Grounding Plate Unit Full Erase Head and Cylinder Unit Fig J2 1 32 ...
Page 79: ...79 ...
Page 82: ...11 2 MECHANISM BOTTOM SECTION 82 ...
Page 83: ...11 3 CASSETTE UP COMPARTMENT SECTION 83 ...
Page 84: ...11 4 CHASSIS FRAME SECTION 1 Model PV C1321 K PV C1351W K 84 ...
Page 85: ... Model PV C2031 K 85 ...
Page 86: ...11 5 CHASSIS FRAME SECTION 2 86 ...
Page 87: ...11 6 PACKING PARTS AND ACCESSORIES SECTION Model PV C1321 K PV C1351W K 87 ...
Page 88: ... Model PV C2031 K 88 ...
Page 105: ...R4594 ERDS2TJ681 CARBON 1 4W 680 105 ...
Page 107: ...R6018 ERJ6GEYJ102V MGF CHIP 1 10W 1K 107 ...
Page 128: ...R5501 ERJ6GEYJ471V MGF CHIP 1 10W 470 128 ...