Troubleshooting guide

Section 5, User Interface Guide - UIG-510, Status
61186003L1-1D 5-25
T1/E1 State
This field indicates the current state of the individual T1s or E1s. Table 5-10 provides the
possible state conditions. A DS2 can be divided into three E1s or four T1s. Therefore, some of
the fields in the T1/E1 State menus do not apply for an E1 configuration.
Acknowledge Alarms (ACO)
The alarms can be acknowledged through the Alarm Cutoff (ACO) button or from the Alarm
Status menus.
Table 5-10. T1/E1 State Conditions
Condition Description
OK The T1/E1 is ready to pass data.
OFF The T1/E1 is configured for disable.
AUTO The T1/E1 is configured for Auto-Enable.
LOS The unit has lost the Rx signal on the T1/E1.
XCV The unit is receiving excessive code violations across the T1/E1,
which is exceeding the configured threshold.
TST The T1/E1 is currently in test mode.
HOT The T1/E1 transceiver temperature is too high.
LAIS (Loop-side AIS) The T1/E1 is receiving all ones from the DSX-1 interface.
CAIS (Carrier-side AIS) The T1 is receiving all ones from the DS3 side of the network.