Display Control Adjustments - Samsung SyncMaster 1000s Service Manual

6-2 Display Control Adjustments

6-2-1 Centering
Centering means to position the center point of
the display in the middle of the display area.
Horizontal size and position and vertical size and
position control the centering of the display.
For each mode, adjust the horizontal size and
vertical size to their optimal settings:
390 mm (H) x 292.5 mm (V).
Adjust the horizontal position and vertical
position to ≤ 5.0 mm of the center point of the
screen.
|A-B| ≤ 5.0 mm.
C
A
D
Figure 6-4. Centering
6-2-1 (a) HORIZONTAL SIZE ADJUSTMENT
CONDITIONS
Scanning frequency: Adjust for each mode listed
in Table 3-1.
Display image: Crosshatch pattern
Adjust the H SIZE setting of the display pattern to
390 mm. (Tolerance: ± 3 mm.)
6-2-1 (b) VERTICAL SIZE ADJUSTMENT
CONDITIONS
Scanning frequency: Adjust for each mode listed
in Table 3-1.
Display image: Crosshatch pattern
Adjust the V SIZE setting of the display pattern to
292.5 mm. (Tolerance: ± 3 mm.)
6-2-1 (c) HORIZONTAL POSITION ADJUSTMENT
CONDITIONS
Scanning frequency: Adjust for each mode listed
in Table 3-1.
Display image: Crosshatch pattern
Adjust the H POSI setting to center the horizontal
image on the raster.
SyncMaster 1000s (CGP1607L)
|C-D| ≤ 5.0 mm.
DISPLAY AREA
B
EDGE OF BEZEL
6-2-1 (d) VERTICAL POSITION ADJUSTMENT
CONDITIONS
Scanning frequency: Adjust for each mode listed
in Table 3-1.
Display image: Crosshatch pattern
Adjust the V POSI setting to center the vertical
image on the raster.
6-2-2 Trapezoid Adjustment
CONDITIONS
Scanning frequency: Adjust for each mode listed
in Table 3-1.
Display image: Crosshatch pattern
Adjust the TRAP setting to make the image area
rectangular.
| A - B | < 2.5 mm
A
B
Figure 6-5. Trapezoid
6-2-3 Pinbalance Adjustment
CONDITIONS
Scanning frequency: Adjust for each mode listed
in Table 3-1.
Display image: Crosshatch pattern
| D1 |, | D2 | ≤ 1.0 mm
D1
Figure 6-6. Pinbalance
Adjust the PINBAL setting to optimize the image.
6 Alignment and Adjustments
A
B
D2 D1
6-3