Paradyne ACCULINK 3150, Operator'S Manual, Page: 109 / 234

8. Testing
3150-A2-GB24-10 March 2001
8-9
DTE Loopback (DLB)
The DTE Loopback command (DLB) loops the received signal on the DTE port
back to the DTE without change.
Procedure
To perform a DTE loopback:
1. From the top-level menu screen, select Test.
2. From the Test screen, select Lpbk.
3. From the Loopback screen, press the key until the DLB selection appears
on the screen.
4. Select DLB.
Test Started
appears on Line 2. If a DTE loopback is already in progress,
the
Already Active
message appears. If an invalid combination of
loopbacks is in progress, the error message
Invld Test Combo
appears
(see Table 8-2, Valid Loopback Combinations , for valid loopback test
combinations).
F1
F2 F3
Test:
Rlpbk Lpbk Ptrns
F1
F2 F3
Loopback:
LLB PLB DLB