Siemens 30 80 991, Замена деталей

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10 System-related Adjustments
Display TD00-000.841.02.04.02 Siemens AG
05.05 CSPS21
Page 10 of 22
Medical Solutions
NOTE
Contrast:
Detection of the 95% fields in the 100% field (limitation) is adjusted
using video gain (contrast).
Backlight:
The 100% field (maximum white) is adjusted using the backlight.
Brightness:
Adjustment of the black area (basic brightness and detection of
the 5% field).
•
Select the test pattern (Fig. 3 / p. 10) .
- Select zoom, drag the white area to the center of the screen (Fig. 4 / p. 10) .
- Set the slider for “ contrast ” to the maximum.
Adjust using contrast minus so that 95% is “well” visible in the 100% field.
- Use the slider for “ backlight ” to adjust to 120, +/-5cd/m in the 100% field.
- Drag the black field into the center of the screen.
- Use the slider for “ brightness ” to adjust to 0.5, +/-0.1cd/m in the black field.
- Alternately repeat both adjustments (backlight and brightness) until the specified val-
ues are reached.
- Final Check: All steps in the test pattern must be detectable. If not, repeat the adjust-
ment.
The operating buttons must be locked again!
Leonardo
0
NOTE
This display is operated at 1280 x 1024 pixels / 75 Hertz.
Fig. 3: Image1
Fig. 4: Image1