Xerox 4540 Service Manual - Page 215
Sun Fire X4540 Server Rear Panel, Sun Fire X4540 External LEDs, System Fault
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FIGURE C-2 Sun Fire X4540 Server Rear Panel 1 2 1 2 3 4 5 6 78 TABLE C-2 Sun Fire X4540 External LEDs # Name Color Function 1 Power Supply Amber Steady on-Fault. Service action required. LED 2 OK Green Steady on-Power is on (AC/DC are OK). Blinking -Blinks briefly once every 3 seconds. Standby power is on (AC is OK). Off - Power is off. 3 Locate White Toggles on/off locally-Operators can turn on this on button/LED remotely to help them locate the enclosure in a crowded server room. Press to turn off. 4 System Fault Amber Off-Normal operation LED On-Service action is required. A system running under these conditions are in a fault condition, but the SP does not log the reason the service LED is illuminated: • 220VAC with only 1 PSU • 110VAC with only two PSUs 5 System Power Green Steady on- Power is on and system is operational. LED Blinking-Standby power is on but main power is off. Blinks briefly once every 3 seconds. Off - Power is off. Appendix C Status Indicator LEDs C-5