Motorola iDEN Site Controller System Manual page 151

Gen 3 Site Controller System Manual
68P80801E30-A 5/1/2002
Do not use the test set Loop Code switches. Pressing Loop Up or
Note:
Loop Down affects the loop-back test.
At the prompt, type: loop [line #]
1.
This command displays the following message on the service computer:
iSC> loop 1
T1 interface in loopback mode
Press the RESTART button on the T1 test set to clear the display and
2.
start the test.
Run the test uninterrupted for five minutes. No errors should be
detected.
Use the Up and Down arrow keys on the test set keyboard to scroll
3.
through the results.
These keys are located next to the Results I key.
At the iSC> prompt, type: deloop [line #]
4.
This command stops the site controller from looping the T1 line. The
following message is displayed:
iSC> deloop 1
T1 interface returned to normal mode
To put all T1/E1 spans in line loop-back use loop 0 command.
Note:
Chapter 6 System Testing
T1 Connection Test
6-19