ADTRAN 1200060L1, User Manual

Page: 65 / 78

Chapter 3. Operation
61200060L1-1 TSU User Manual 3-29
1. Follow standard operating procedure to access the
4)TEST
menu item.
2. With the cursor on
2)RUN SELFTEST
, press
ENTER
.
A changing display in the LCD showing the test outcome
displays.
3. Press the
CANCEL
key to exit.
3)Port Tests submenu of 4)Test
Port Tests are used to control the activation of a DTE
loopback. This test loops data received at theV.35 interface
back towards the DTE.
1. With the cursor on main menu item
4)T
EST
,
press
ENTER
. The first two Test submenu items with the cursor
on
1)NETWORK TESTS
displays.
2. Use the down scroll key to select
3) PORT TESTS.
3. Press
ENTER
. The loopback setting displays.
4. Use the scroll keys to select
OFF
or
ON
.
• ON - the DTE Loopback is activated
•
OFF
- deactivates looping (returns unit back to
normal state)
5. Press the
CANCEL
key to exit.
S Y S T E M S E L F - T E S T
A L L T E S T S P A S S E D
1 ) D T E L O O P B C K : O F F