CONTENTS
XXIV
AQ7264 SMF MODULE ..................................................................................................... 9-11
AQ7265 SMF MODULE .....................................................................................................9-12
PRINTER/FDD UNIT..........................................................................................................9-13
PRINTER UNIT ..................................................................................................................9-14
Chapter 10 APPENDIX ....................................................................10-1
10.1 Software Upgrade....................................................................................10-2
10.2 Troubleshooting ......................................................................................10-5
When the Instrument Appears Faulty .................................................................................10-5
When the Problem Cannot Be Solved................................................................................10-7
10.3 Glossary...................................................................................................10-8
Attenuation .........................................................................................................................10-8
Attenuation dead zone .......................................................................................................10-8
Back scattering ray.............................................................................................................10-8
Connection point ................................................................................................................10-9
Dead zone..........................................................................................................................10-9
Distance measuring accuracy ............................................................................................10-9
Distance range ...................................................................................................................10-9
Dynamic range .................................................................................................................10-10
Event dead zone ..............................................................................................................10-10
Event list...........................................................................................................................10-10
Event note ........................................................................................................................10-10
Far end............................................................................................................................. 10-11
Fault location.................................................................................................................... 10-11
Filter ................................................................................................................................. 10-11
Format.............................................................................................................................. 10-11
Fresnel reflection.............................................................................................................. 10-11
Group index......................................................................................................................10-12
Label ................................................................................................................................10-12
Least squares approximate (LSA)....................................................................................10-12
Near end ..........................................................................................................................10-12
OTDR ...............................................................................................................................10-12
Pulse width.......................................................................................................................10-13
Real time measurement ...................................................................................................10-13
Reflection point ................................................................................................................10-13
Resolution ........................................................................................................................10-13
Return loss .......................................................................................................................10-14
S/N ...................................................................................................................................10-14
Sampling count ................................................................................................................10-14
Sampling resolution..........................................................................................................10-14
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