User Manual

Discovering Cabling Characteristics
41
avv02.bmp avv60.bmp
The tester is connected to an active telephone circuit. R1,
T1, R2, and T2 show connections for lines 1 and 2. For
active digital lines, the length shown may fluctuate or
may not be shown (
− − −) because of varying
termination on the line. See page 6.
WX Warning
The tester is not intended to be connected to
active telephone inputs, systems, or equipment,
including ISDN devices. Prolonged exposure to
the voltages applied by these interfaces may
damage the tester.
Short between pins 1 and 2. Cable length is 92 m.
Shorts are shown near the bottom of the wire map
regardless of their location on the cabling.
Figure 15. Discover Mode Results for Twisted Pair Cabling (cont.)