Instruction manual
Error Codes
9-11
Maintenance and Troubleshooting
0013  DUART STREAMING INT: 
Processor problem.
or 
The system was powered 
down incorrectly; for 
example, carrier 2 was 
powered down before carrier 
1. If errors exist because of 
the improper power-down, 
no action is required.
Check processor. 
0802  E911 OVERFLOW 
One of the following has 
occurred:
■ All lines assigned to 
E911 Partition or Adjunct 
are busy or bad.
■ No lines are assigned to 
E911 Partition or 
Adjunct.
■ No physical line is 
connected to the system, 
the network, or the E911 
Adjunct.
Do the following:
■ Make sure the proper 
number of trunks are 
assigned to E911 Partition or 
Adjunct.
■ Assign lines to E911 
Partitions or Adjunct.
■ Check that ground-start or 
loop-start trunks are 
connected to the E911 
Adjunct.
■ Check the network interface 
connection.
When the condition returns to 
normal, the external alarm turns 
off automatically. You must 
remove the entry from the 
permanent error log.
Table 9-2.  Error Code Descriptions—Continued 
Error 
Code
Description Action










