19
4.
Continuous Test:
To run a continuous test, press and hold down
the VOICE MODE button until “LOOP ON” appears in the display (see
Figure 5 below). When looping is active, three small moving “bars”
appear on the right side of the display screen. The display screen will
update with the icons and values that appear during a single test (see
Figure 4).
To turn test looping OFF, press and hold down the VOICE MODE but-
ton until “LOOP OFF” appears.
Note:
The test loops until the VOICE MODE button is held down, or
the O/ID button is pressed, or after 5 minutes of no change in
the test results
5. Trouble-shoot if cable faults (open, short, fail, or split) are detected.
▪
The pins experiencing error(s) appear in the Wire Map of the
display screen.
▪
Refer to the
LCD Display Screen
section for details of the
cable faults.
Note:
If the cable is a properly wired, reverse-pinned voice cable, the
“Rev” symbol will illuminate and blink in the LCD screen. The
Wire Map will display the reverse wired pin connections.
Figure 5.
Loop Testing in Voice Mode
1 2 3 4 5 6 7 8
Voice Data Video
Voltage!
Rev
Open
Short
ID
Split
Pass
Fail
Tone
X-over
Shielded
1
8
9
10
