February 5, 2004
iii
Contents
About This Manual
Intended Use.................................................................................................................... vii
Organization..................................................................................................................... vii
Conventions Used in This Manual................................................................................... viii
Chapter 1: Introduction
What Is the DirectRay FFDM-S System?....................................................................... 1-1
General Safety and Compliance Information ................................................................. 1-2
Safety Precautions................................................................................................... 1-2
General Use Cautions and Warnings ...................................................................... 1-2
United States Federal and State Regulations.......................................................... 1-2
IEC Regulations....................................................................................................... 1-2
Manufacturer’s Responsibility .................................................................................. 1-2
Caution Regarding Small-Detail Object Imaging ..................................................... 1-3
Restrictions on Use ................................................................................................. 1-3
Detector Safety and Compliance Information................................................................. 1-4
Environment............................................................................................................. 1-4
Certification.............................................................................................................. 1-4
Classification............................................................................................................ 1-4
Warnings, Cautions, and Notes ............................................................................... 1-5
Symbols Used.......................................................................................................... 1-6
PXCM Safety and Compliance Information.................................................................... 1-7
Environment............................................................................................................. 1-7
Certification.............................................................................................................. 1-7
Classification............................................................................................................ 1-7
Warnings and Cautions ........................................................................................... 1-7
Chapter 2: Theory of Operation
Normal Operations Sequence........................................................................................ 2-1
Communication Between the PXCM and the Generator During an Exposure............... 2-3
Additional Information About AEC Mode ................................................................. 2-3
DirectRay Technology..................................................................................................... 2-8
Indirect Versus Direct X-ray Capture........................................................................ 2-8
The DirectRay Detector ........................................................................................... 2-9