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Chapter 8 Diagnostic Screens
Table 60 Diagnostic > MLT Screen
LABEL
Forced
All
AC Voltage
DC Voltage
Load Resistance
Isolation Resistance
Capacitor
Ring Voltage
Metering Voltage
REN Value
Draw and Break Dial
Tone
Pulse and DTMF Digit
Receiver Off-Hook
8.7 CFM Loopback Screen
Click Diagnostic > CFM Loopback in the navigation panel to display this screen. Use this
screen to perform a loopback connectivity test on a link.
Figure 97 CFM Loopback
182
DESCRIPTION
Select this to perform the test(s) immediately, even if the specified port is
in use.
Perform all the MLT tests.
Test the line's AC voltage.
Test the line's DC voltage.
Test the line's load resistance.
Test the line's isolation resistance.
Test the line's capacitance.
Test the line's ring voltage.
Test the line's metering voltage.
Test the line's ringer equivalent number.
Test the elapsed time between a line going off-hook and the dial tone
beginning.
Detect and measure pulse digits and DTMF digits on the line.
Test whether the line is off-hook, on-hook, short, or open.
MSC1000G/1024G/1224G Series User's Guide
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Troubleshooting
