Sun Microsystems Rack, Руководство по обслуживанию

Страница: 21 / 22

Chapter 2 Troubleshooting 15
TABLE 2-2
LED Indicators on the Power Sequencer
Condition LED LED Status Troubleshooting Action
Normal operation Okay to Remove OFF No action required.
Fault OFF
Ready ON
~ AC 1-9 ODD ON
~ AC 0-8 EVEN ON
Sequencer fault Okay to Remove OFF 1. Turn off both power switches. The blue
“Okay to Remove” LED lights.
2. Remove and replace the power sequencer.
Fault ON
Ready (ON or OFF)
~ AC 1-9 ODD ON
~ AC 0-8 EVEN ON
Turned off Okay to Remove ON You can safely remove the sequencer.
Fault (ON or OFF)
Ready (ON or OFF)
~ AC 1-9 ODD OFF
~ AC 0-8 EVEN OFF
Missing AC input Okay to Remove OFF Assuming both power switches are on, start
troubleshooting the input to the sequencer:
1. Input power panel connectors
2. Branch (wall) circuit breaker
Fault OFF
Ready ON
~ AC 1-9 ODD OFF
~ AC 0-8 EVEN ON