Tripp-Lite T015-POE El Manual Del Propietario página 12

Wire Mapping Test
This test is to check cable short, open and cross status. The
tested cable can be UTP 8-core network cable or STP 9-core
network cable. The following images show good connection status.
8 Pins 9 Pins
If there is a short circuit, or short and cross circuit, open status
exists together, the device displays only short circuit, with no
other status displayed.
1 / 2 and 4 / 5 pair is short-circuited, respectively
Other Status Displays:
Pins 5 & 8 are broken Pins 5 & 6 are crossed; Good condition
Pins 1 & 8 are crossed
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