Table 11-2. Troubleshooting New Installs - ADTRAN DSU III AR User Manual

Configuration Item to
Check
DTE Type
Loop Rate
Data Format
DTE Cable
Telco Cable
Power the unit Off and
then On.
61202011L1-1

Table 11-2. Troubleshooting New Installs

Option Selection
EIA-232 or V.35
Auto, 2.4 to 64 kbps Select the DDS loop rate of the
Async or Sync
N/A
N/A
N/A
DSU III AR User Manual
Chapter 11. Testing and Troubleshooting
Action
Select the type of DTE interface
option to connect to the DSU/
CSU from the configuration
menu.
DDS circuit from the configuration
menu.
Select the type of data to be used
from the configuration menu.
Verify DTE cable connection to
the proper DTE connector on the
DSU/CSU.
Verify the telco cable is securely
connected to the DSU/CSU and
wall jack.
Verify the unit passes self test
during power-up (displayed on
the LCD).
11-7