Fig. E6-2
5. Select V SIZE in EVR adjustment mode and adjust so that
the top 4th line is just in view, and that the Bottom edge is
between the 9th line and the 11th line.
6. Select H-CENTER in EVR adjustment menu and adjust so
that B is approximately equal to width C.
7. Supply a Crosshatch Pattern Signal to the Video Input Jack.
Then, confirm that the picture is no distortion.
7.3.11. WHITE BALANCE ADJUSTMENT
Purpose:
To set the standard white level for each
color temperature.
Symptom of
Misadjustment :
White becomes bluish or reddish.
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),
B CUT-OFF (EVR)
Specification :
Refer to descriptions below.
Input :
Video Input Jack,
Monoscope Pattern Signal,
White Pattern Signal
Mode :
STOP
Equipment :
NTSC Video Pattern Generator,
White Pattern Generator,
Oscilloscope
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 the "a" and "b" are the sharpest.
Fig. E7-1
5. Turn the SCREEN CONTROL on Flyback Transformer fully
counterclockwise.
6. Press DISPLAY key on the remote control for collapse
scan. (Refer to "HOW TO ENTER SERVICE MODE.")
7. Adjust SUB BRIGHT in EVR adjustment mode so that the
33
AG-520VDH
Summary of Contents for AG520VDH - COMB. DVD/VCR/TV
Page 7: ...4 ABOUT LEAD FREE SOLDER PbF 7 AG 520VDH ...
Page 9: ...Fig 1 6 9 AG 520VDH ...
Page 16: ...5 1 14 WIRE AND LEAD POSITION DIAGRAM Fig 12 16 AG 520VDH ...
Page 18: ...5 2 MAINTENANCE CHART 18 AG 520VDH ...
Page 20: ...Fig D2 20 AG 520VDH ...
Page 21: ...Fig D3 21 AG 520VDH ...
Page 22: ...Fig D4 22 AG 520VDH ...
Page 35: ...7 4 TEST POINTS AND CONTROL LOCATION 35 AG 520VDH ...
Page 36: ...36 AG 520VDH ...
Page 60: ...AG 520VDH 60 ...
Page 78: ...AG 520VDH 78 ...
Page 79: ...11 EXPLODED VIEWS 11 1 MECHANISM SECTION AG 520VDH 79 ...
Page 80: ...11 2 DVD SECTION AG 520VDH 80 ...
Page 81: ...11 3 CHASSIS FRAME SECTION 1 AG 520VDH 81 ...
Page 82: ...11 4 CHASSIS FRAME SECTION 2 AG 520VDH 82 ...
Page 83: ...11 5 CHASSIS FRAME SECTION 3 AG 520VDH 83 ...
Page 84: ...11 6 PACKING PARTS AND ACCESORIES SECTION AG 520VDH 84 ...