iSR6200 Intelligent Storage Router Installation Guide - QLogic

6–Diagnostics and TroubleshootingLED Blink PatternsTable 6-1. System Fault LED Blink Patterns (Continued)System Fault LEDCondition4 Blinks, followed by pause Management port IP address conflict5 Blinks, followed by pause Over-temperatureHeartbeat Blink PatternA blink pattern on the heartbeat LED of one second ON followed by one secondOFF means that the router is operating normally. The heartbeat LED shows thispattern when the router firmware is operational.System Error Blink PatternThe system fault LED generates a three-blink pattern (once per second) followedby a two-second pause to indicate a system error.Management Port IP Address Conflict Blink PatternThe system fault LED generates a four-blink pattern (once per second) followedby a two-second pause when the router detects an IP address conflict on themanagement Ethernet port.You can clear the IP address conflict blinking using the CLI or SANsurfer RouterManager. Use the beacon OFF function.Over-Temperature Blink PatternThe system fault LED generates a five-blink pattern (once per second) followed bya two-second pause when the router is in an over-temperature condition. That is,the air temperature inside the router is over the failure temperature of 70°C(158°F).ISR651101-00 G 6-3