Troubleshooting guide

BSR Troubleshooting Guide
2-30
Table Table 2-4 describes the possible display states of these LEDs during
operation.
Per-Port LEDs
The OC3/OC12 POS Resource Module supports four SONET ports and two 10/
100BaseT Ethernet ports. Each SONET and Ethernet port on the OC3/OC12 POS
Resource Module has two LEDs associated with it to indicate the port’s
operational status. These LEDs are visible on the module front panel and are
labeled Link and Fail.
Table 2-6 Module LED Display States for the OC3/OC12 POS Resource Module
Fail Status Alarm Interpretation
Off Green Off Normal operating status.
Off Green Red Failure. Module is operating with an alarm condition.
Note: This sequence of LED occurs when an alarm condition
is detected on individual upstream and downstream ports.
Red Off Off Indicates a module hardware failure.
Red Off Red Failure. Module is not operational.
Red Green Red Reset. Module is booting.
Off Off Off Module is not receiving power or is not secured in the chassis
though its module ejectors and integrated ejector switch.