8
28JW-74H
Horizontal
•
Horizontal Shift
•
E-W Width
•
Pin Phase
•
Pin Amp
•
Corner Amplitude
•
Corner Symmetry
Just in case the TV set requires a full geometry adjustment, please proceed first with Vertical according to the above
order, and after that, adjust Horizontal according to the above order.
Vertical
•
Vertical Amplitude
•
Vertical Shift
•
Vertical Bow
•
Vertical Angle
•
S Correction
•
Vertical Linearity
Horizontal Shift
Adjust the Horizontal Shift so that the picture is centred.
The effect of this adjustment is shown in figure 2.
•
When the volume up button is pressed, the picture moves to the right.
•
When the volume down button is pressed, the picture moves to the left.
•
Press the stand-by button on the remote control to store.
E-W Width
Adjust the E-W Width so that 8% over-scan is achieved.
The effect of this adjustment is shown in figure 3.
•
When the volume up button is pressed, horizontal scanning decreases.
•
When the volume down button is pressed, horizontal scanning increases.
•
Press the stand-by button on the remote control to store.
Pin Phase
Adjust the Pin Phase so that the picture is symmetrical top and bottom.
The effect of this adjustment is shown in figure 4.
•
When the volume up button is pressed, side pincushion changes.
•
When the volume down button is pressed, side pincushion changes.
•
Press the stand-by button on the remote control to store.
Pin Amp
Adjust the Pin Amp so that the picture is centred.
The effect of this adjustment is shown in figure 5.
•
When the volume up button is pressed, side pincushion changes from pincushion to
barrel shape.
•
When the volume down button is pressed, side pincushion changes from barrel
shape to pincushion.
•
Press the stand-by button on the remote control to store.
Corner Amplitude
Adjust the Corner Amplitude so that the picture is centred.
The effect of this adjustment is shown in figure 6.
Note: This adjustment affects to upper and lower sides.
•
When the volume up button is pressed, side pincushion changes from pincushion to
barrel shape.
•
When the volume down button is pressed, side pincushion changes from barrel
shape to pincushion.
•
Press the stand-by button on the remote control to store.
Figure 2
Figure 3
Figure 4
Figure 5
Figure 6
Summary of Contents for 28JW-74H
Page 19: ...19 28JW 74H CHASSIS LAYOUT PWB A Mother Unit FB217N2 ...
Page 39: ...39 28JW 74H SCHEMATIC DIAGRAM OF CRT UNIT FB218N2 1 I H G F E D C B A 2 3 4 5 6 7 ...
Page 40: ...40 28JW 74H SCHEMATIC DIAGRAM OF MAIN 1 FB217N2 1 I H G F E D C B A 2 3 4 5 6 7 Page 41 ...
Page 41: ...41 28JW 74H 8 9 10 11 12 13 14 I H G F E D C B A Page 40 SCHEMATIC DIAGRAM OF MAIN 1 FB217N2 ...
Page 42: ...42 28JW 74H SCHEMATIC DIAGRAM OF MAIN 2 FB217N2 1 I H G F E D C B A 2 3 4 5 6 7 Page 43 ...
Page 43: ...43 28JW 74H 8 9 10 11 12 13 14 I H G F E D C B A Page 42 SCHEMATIC DIAGRAM OF MAIN 2 FB217N2 ...
Page 44: ...44 28JW 74H SCHEMATIC DIAGRAM OF MAIN 3 FB217N2 1 I H G F E D C B A 2 3 4 5 6 7 Page 45 ...
Page 45: ...45 28JW 74H 8 9 10 11 12 13 14 I H G F E D C B A Page 44 SCHEMATIC DIAGRAM OF MAIN 3 FB217N2 ...
Page 46: ...46 28JW 74H SCHEMATIC DIAGRAM OF MAIN 4 FB217N2 1 I H G F E D C B A 2 3 4 5 6 7 Page 47 ...
Page 47: ...47 28JW 74H 8 9 10 11 12 13 14 I H G F E D C B A Page 46 SCHEMATIC DIAGRAM OF MAIN 4 FB217N2 ...
Page 48: ...48 28JW 74H SCHEMATIC DIAGRAM OF CONTROL UNIT FB219N1 1 I H G F E D C B A 2 3 4 5 ...
Page 49: ...49 28JW 74H 01 2 01 01 2 2 3 4 3 3 5 3 67 3 2 01 3 4 8 98 3 4 2 01 6 7 TROUBLESHOOTING TABLES ...
Page 51: ...51 28JW 74H 4 4 4 4 3 3 C 4 3 4 D 4 3 4 3 3 4 ...
Page 62: ...62 28JW 74H Notes ...
Page 63: ...63 28JW 74H Notes ...
