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HP Scanjet 4500c, 4570c, 5500c, 5530, 5550c, and 5590 Series Scanners - A TMA Position Error Displays When Scanning Negatives or Slides
The following error message displays on the computer when scanning negatives or slides using the Transparent Materials Adapter (TMA):
The TMA lamp is on
The TMA lamp is off
If the lamp does not light up when the error message is displayed, the TMA lamp might be burned out. The TMA lamp is not a serviceable part. Service the Transperant Material Adapter (TMA).
This error is caused if the TMA is not in the correct position on the scanner glass or if the TMA lamp is burned out.