Cisco UCS C240 M5 Installation And Service Manual page 38

Rear-Panel LEDs
3 1-Gb Ethernet dedicated management link speed
4 1-Gb Ethernet dedicated management link status
5 Rear unit identification
6 Power supply status (one LED each power supply unit)
Cisco UCS C240 M5 Server Installation and Service Guide
36
• Off—Link speed is 10 Mbps.
• Amber—Link speed is 100 Mbps.
• Green—Link speed is 1 Gbps.
• Off—No link is present.
• Green—Link is active.
• Green, blinking—Traffic is present on the active link.
• Off—The unit identification function is not in use.
• Blue, blinking—The unit identification function is
activated.
AC power supplies:
• Off—No AC input (12 V main power off, 12 V standby
power off).
• Green, blinking—12 V main power off; 12 V standby
power on.
• Green, solid—12 V main power on; 12 V standby power
on.
• Amber, blinking—Warning threshold detected but 12 V
main power on.
• Amber, solid—Critical error detected; 12 V main power
off (for example, over-current, over-voltage, or
over-temperature failure).
DC power supply (UCSC-PSUV2-1050DC):
• Off—No DC input (12 V main power off, 12 V standby
power off).
• Green, blinking—12 V main power off; 12 V standby
power on.
• Green, solid—12 V main power on; 12 V standby power
on.
• Amber, blinking—Warning threshold detected but 12 V
main power on.
• Amber, solid—Critical error detected; 12 V main power
off (for example, over-current, over-voltage, or
over-temperature failure).
Maintaining the Server