58
Slide Scanner Repair Manual Calibration and Adjustments
Figure 3-3. Calibration simplified flow diagram
Check and adjust, if necessary:
• Base line integration time
to ensure a minimum signal
and mitigation of saturation
• Analog gain and offset for
base line neutral settings
• Digital uniformity offset
calibration
• Digital uniformity gain
calibration
• Bad pixel identification
• Drift test
Calibration
Completed
Ready LED
Lights Steady
Calibration
OK
Calibration
Failed
Run LabVIEW Test
(See Section 5 for Details)
Ready LED
Continually Blinks
First Scan Subsequent Scans
First Calibration
Check
Drift in Lamp
or
Front End
Fail
Pass
Calibration