Dell Force10 S4820T Installing the S4820T System - Page 12

Table 2-2., 10GBT Ethernet Port LEDs, QSFP+ Port LEDs, System LED Displays, Feature

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www.dell.com | support.dell.com Table 2-1. System LED Displays Feature Detailed Description System LED • Solid blue - Normal Operation • Blinking blue - Booting • Solid red - Critical system error • Blinking red - Non-critical system error (fan fail, power supply fail) TEMP LED • Off: Normal temperature • Solid red - "Over-temp" (Refer to NOTE: at bottom of table) DIAG LED • Off - Normal operating • Solid green - System Booting or Diagnostics FAN LED • Solid green - fan powered and running at the expected rpm • Solid red - fan failed STACK LED • Solid blue - Switch in stacking master mode • Solid green- Switch in stacking slave mode • Off - Switch in stand alone mode LOCATOR LED • Off - locator function is disabled • Solid blue - locator function is enabled Comment I/O side PSU side PSU side PSU side PSU side PSU side NOTE: The system temperature threshold is 75°C. When one of the thermal sensors exceeds this temperature, the TEMP LED turns RED. Table 2-2. 10GBT Ethernet Port LEDs Feature Detailed Description Link LED • Off - No Link • Solid green - Link on 10Gbps speed • Solid Amber - Link on 100M or 1Gbps speeds Activity LED • Off - No Link • Blinking green - Transmit/Receive is active Table 2-3. QSFP+ Port LEDs Feature Detailed Description Link LED • Off - No Link • Solid green - Link on 40Gbps speed • Solid Amber - Link on other speeds Activity LED • Off - No Link • Blinking green - Transmit/Receive is active 12 | The S4820T Switch

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The S4820T Switch
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NOTE:
The system temperature threshold is 75°C. When one of the thermal sensors exceeds this temperature, the
TEMP LED turns RED.
Table 2-2.
10GBT Ethernet Port LEDs
Table 2-3.
QSFP+ Port LEDs
Table 2-1.
System LED Displays
Feature
Detailed Description
Comment
System LED
•
Solid blue – Normal Operation
•
Blinking blue – Booting
•
Solid red – Critical system error
•
Blinking red – Non-critical system error (fan fail, power supply fail)
I/O side
TEMP LED
•
Off: Normal temperature
•
Solid red – “Over-temp” (Refer to
NOTE:
at bottom of table)
PSU side
DIAG LED
•
Off – Normal operating
•
Solid green – System Booting or Diagnostics
PSU side
FAN LED
•
Solid green – fan powered and running at the expected rpm
•
Solid red – fan failed
PSU side
STACK LED
•
Solid blue – Switch in stacking master mode
•
Solid green– Switch in stacking slave mode
•
Off – Switch in stand alone mode
PSU side
LOCATOR LED
•
Off – locator function is disabled
•
Solid blue – locator function is enabled
PSU side
Feature
Detailed Description
Link LED
•
Off – No Link
•
Solid green – Link on 10Gbps speed
•
Solid Amber – Link on 100M or 1Gbps speeds
Activity LED
•
Off – No Link
•
Blinking green – Transmit/Receive is active
Feature
Detailed Description
Link LED
•
Off – No Link
•
Solid green – Link on 40Gbps speed
•
Solid Amber – Link on other speeds
Activity LED
•
Off – No Link
•
Blinking green – Transmit/Receive is active