Automatic Brightness Stabilization
Failure Possible Cause Remedy
Imaging Parameters may be corrupt. Check Imaging Defaults (histo min &
max) and check TV monitor calibration.
Kvp values too high or
too low in “copper filter
tracking test”
Incorrect CCD camera lens iris stop calibration. Perform Lens Iris Stop calibration (see
Calibration chapter in this manual).
Adjustments
None
Miscellaneous
Check Test points TP25 and TP26 on the Fluoro Functions PCB for camera gain adjustment data to the CCD Camera. Check
TP11 on this PCB for a 1.6Mhz clock signal into U48.
Check Interconnect plug P1-J1, pins 7 and 8 for ARCNET traffic after inserting an additional filter and while taking a Fluoro
exposure.
Check Interconnect Cable J1, pins 1, 2 and 13 (Video Hi, Video Lo, Shield) to see if the camera is sending video to the
Workstation Video Controller PCB (PCB Connector P6, Pins 3, 4 and 8).
6
Service
Periodic Maintenance
Contents
Schematics
Illustrated Parts
Installation
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