Toshiba 43H72 Service Manual page 14

ADJUSTING DIMENSION OF EACH PICTURE SCREEN 43 inches/50 inches
1. (4:3) (HD/NTSC)
• Adjust right and left 5.5 horizontal lines of RETMA signal for picture screen size after adjustment.
• On one vertical side, the ellipse encircling a tiger mark should contact the upper limit of screen and the 12th line should be
visible at the screen bottom.
NET GEOMETRY
2. (16:9) (HD)
• For (16:9) type, the screen's vertical size will be 75% of that of ordinary type.
• Adjust top and bottom 3.5 lines and right and left 5.5 horizontal lines of HD signal (generated by the signal generator,
VG819) for picture screen size after adjustment.
• 6.5 right and left horizontal lines should be adjusted for only 43-inch type screen.
43H 433.2 362.0 217.2 72.4
50H 486.0 405.0 243.0 81.0
SCREEN SIZE 43H72 (874
50H72 (1014
43H 433.2 362.0 217.2 72.4
50H 486.0 405.0 243.0 81.0
– 14 –
655)
*
760)
*
0 72.4 217.2 362.0 433.2 72.4 (only left/right edges)
0 81.0 243.0 405.0 486.0 81.0
center
0 72.4 217.2 362.0 433.2 72.4 (only left/right edges)
0 81.0 243.0 405.0 486.0 81.0
43H 50H
317.6 368.8
238.2 276.6
119.1 138.3
center
0
0 0
119.1 138.3
238.2 276.6
317.6 368.8
V V
span span
39.7 46.1
HSPAN
43H 50H
238.2 276.6
178.7 207.5
89.3 103.5
0 0 0
89.3 103.5
178.7 207.5
238.2 276.6
V V
span span
29.8 34.6
HSPAN
433.2