Paradyne COMSPHERE 3800PLUS User Manual page 101

Test
The Test configuration options determine specifics,
such as the duration of a test, for the various diagnostic
tests available to the modem.
DTE RL (CT140): Disable
Nxt Disable Enable
DTE Remote Loopback. Controls the use of Pin 21 of the RS-232D/ITU-T V.24 interface by the DTE to initiate a remote
loopback. An Abort command or test time-out ends this test.
Enable – The DTE forces the modem into remote loopback when the signal on Pin 21 (ITU-T 140) is turned ON. Remote
Loop ends when the signal is dropped.
Disable – The DTE does not initiate remote loopback in response to the signal on Pin 21.
The factory default is Disable.
AT command equivalent is S-register S51= n .
DTE LL (CT141): Disable
Nxt Disable Enable
DTE Local Loopback. Controls the use of Pin 18 of the RS-232D/ITU-T V.24 interface by the DTE to initiate a local
loopback. An Abort command or test time-out ends this test.
Enable – The DTE forces the modem into local loopback when the signal on Pin 18 (ITU-T 141) is turned ON. Local
loopback ends when the signal is dropped.
Disable – The DTE will not initiate local loopback in response to the signal on Pin 18.
The factory default is Disable.
AT command equivalent is S-register S52= n .
Test Timeout: Disable
Nxt Disable 30sec 60sec 240sec
Test Time-out. Determines how long a test runs before aborting.
Disable – Allows a test to run indefinitely.
30, 60, or 240 seconds – Allows the test to run for 30 seconds, 60 seconds, or 240 seconds.
The factory default is Disable.
AT command equivalent is S-register S18= n .
Rcv Remote Loop: Enable
Nxt Enable Disable
Receive Remote Loopback Response. Determines if the modem responds to a request for a remote loopback issued
from a remote modem.
The factory default is Enable.
AT command equivalent is &T n .
3980-A2-GB30-40
Table 8-7 shows each Test configuration option as it
appears on the LCD, with the Async Dial factory default
setting (the default value if the modem is just being
installed) shown following the colon (:) on the first line
and with all available selections listed on the second line.
Following this is a description of the configuration option,
a description of the available selections, and any
equivalent AT commands.
Table 8-7
(1 of 2)
Test Configuration Options
October 1998
Configure Branch
8-41