SignalTEK NT 156875 Iss 3
User Guide Page 42
Cable Tests
(continued)
Faults - Open circuit by pin
- Short circuit by pin
- Crossed pairs
- Split pairs
- Bridged shorts (continued)
- Remote shorts
Length of pair - Meters / Feet (Set in System Setup)
- Range 100m / 390ft
Delay Skew - Per pair (ns)
Tone Generator
Setup
Tones - 3
Wire I/D - Tone applied to one of 8 pins relative to the other 7
- Tone applied across one of 4 pairs
Test
Audible tone detected using compatible tone probe
Cable Performance Test
Setup
IEEE802.3
Tick-box
Ticked
Fix Failure Threshold at 0
Fix Duration at 10 secs
Unticked
Allow editing of Threshold and Duration
Frame size
Fixed 1518 bytes
Frame Fill
Fixed
Duration
User-defined (hh:mm:ss up to 24 hours. Default 10 secs)
Failure Threshold
Number of frames (0 to 9999. Default 0)
Test
- Back-to back frames transmitted to Remote for specified
duration.
- Remote loops frames back
- Received frames checked and counted
Results
Test conditions
Line Rate
10 Mb/s
100 Mb/s
1000 Mb/s
Duplex
Full
Half
Frame Size
Frame Fill
Overall result
Pass (100% frames transmitted, 100% frames received and Failure
threshold not exceeded)
Fail