VDV Wire Tester
USOC Cross Wired Phone Cable Properly Wired
• A cross wired cable reverses the connection at one end of the cable.
• Pins 1, 6 cross over to pins 6, 1, pins 2, 5 cross over to pins 5, 2, and pins 3, 4 cross over to pins
4, 3.
• Cross wired cables are often used between the wall port and phone.
• Pass and Rev appear on the display indicating a properly wired cross wired cable.
• The pin numbers on the bottom row indicate the corresponding reversal to the pin members on
the top row.
1
2
3
4
5
6
USOC Phone Cable with Shorted and Open Pair
• The pair on pins 3 and 4 is shorted and the pair on pins 1 and 6 is open.
• Fail, Short and Open appear on the display indicating a defective cable.
• The pins with wiring errors will flash.
• The dash lines below pins 3 and 4 indicate a shorted pair.
• The blank space under pins 1 and 6 indicate an open pair.
1
2
3
4
5
6
12
1
2
3
4
5
6
1
2
3
Short
4
5
Open
6