3M 965AMS Refrigerator User Manual


 
124
Measurement Functions 3M™ Dynatel™ Advanced Modular System 965AMS
TDR>Dual Trace Mode>Operation
3. The pair under test (red/
black) is displayed at the
top of the screen. The
reference pair (yellow/blue)
is displayed at the bottom
of the screen.
4. Any changes in the control
parameters affect both
traces. It is not possible
to control each trace
independently.
TDR>Differential
Use the Differential mode to display only the differences
between two pairs, usually a ‘good’ pair and a pair under test.
TDR>Differential>Hook-Up
RED
BLK
YEL
BLU
Ring (B) 1Ring (B) 1
Tip (A) 1
Tip (A) 1
Ring (B) 2
Ring (B) 2
Tip (A) 2
Tip (A) 2
1. Connect the red and black test leads to the pair under test.
2. Connect the blue and yellow test leads to a known good pair
in the same cable. This is called the reference pair.