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4-2-6 Trapezoid Adjustment
CONDITIONS
Scanning frequency:
Display image:
Brightness:
Contrast:
Use control bar after selecting ÒTRAPEZOIDÓ in
left menu to make the image area rectangular.
| A - B | < 4 mm
A
B
Figure 4-4. Trapezoid
4-2-7 Pinbalance Adjustment
CONDITIONS
Scanning frequency:
Display image:
Brightness:
Contrast:
D1
Figure 4-5. Pinbalance
Use control bar after selecting ÒPINBALANCEÓ in
left menu to optimize the image.
4-2-8 Parallelogram Adjustment
CONDITIONS
Scanning Frequency:
Display image:
Brightness:
Contrast:
Use control bar after selecting ÒPARALLELÓ in
left menu to make the image area rectangular.
4 mm
Figure 4-6. Parallelogram
DP15H*/DP17L*
68 kHz/85 Hz (17Ó)
54 kHz/85 Hz (15Ó)
Crosshatch pattern
Maximum
Maximum
A
B
68 kHz/85 Hz (17Ó)
54 kHz/85 Hz (15Ó)
Crosshatch pattern
Maximum
Maximum
D2
68 kHz/85 Hz (17Ó)
54 kHz/85 Hz (15Ó)
Crosshatch pattern
Maximum
Maximum
4-2-9 Side Pincushion Adjustment
CONDITIONS
Scanning frequency:
Display image:
Use control bar after selecting ÒPINCUSHIONÓ in
left menu to straighten the sides of the image area.
| C1 |, | C2 | ≤ 2.0 mm, | D1 |, | D2 | ≤ 2.0 mm.
D1
4-2-10 Tilt Adjustment
CONDITIONS
Scanning Frequency:
Display image:
Brightness:
Contrast:
D1
Use control bar after selecting ÒROTATIONÓ in
left menu to correct the tilt of the display.
4-2-11 Degauss
No adjustments are available for the degaussing
circuit. The degaussing circuit can effectively
function only once per 30 minutes.
4-2-12 To Delete the User Mode Data
To delete the adjustment data from the user
modes, click Ò@4: USER DELETEÓ in right ment.
4-2-13 Save the Data
To save the adjustment data for a mode, press
Ò@3: ALL MODE SAVEÓ in right ment.
4 Alignment and Adjustments
68 kHz/85 Hz (17Ó)
54 kHz/85 Hz (15Ó)
Crosshatch pattern
C2
C1
Figure 4-7. Pincushion
68 kHz/85 Hz (17Ó)
54 kHz/85 Hz (15Ó)
Crosshatch pattern
Maximum
Maximum
D2
4-5
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Troubleshooting
