Cisco SNS 3400 Series - Internal Diagnostic LEDs

StateLED Name
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 detected but 12 V
main power on.
• Amber, solid—Critical error detected; 12 V main
power off.
Power supply status
Internal Diagnostic LEDs
The server has internal fault LEDs for CPUs, DIMMs, fan modules, SD cards, the RTC battery, and the mLOM
card. These LEDs are available only when the server is in standby power mode. An LED lights amber to
indicate a faulty component.
Power must be connected to the server for these LEDs to be operate.
Note
The following figure shows the locations of these internal LEDs in Cisco SNS-3515 or Cisco SNS-3595
appliance.
Install Cisco ISE Software on Cisco SNS Appliances
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Install Cisco ISE Software on Cisco SNS Appliances
Internal Diagnostic LEDs