Dell S4810 Installing Manual page 13

• Power status (PSU)
Additionally, the PSUs and fans have LEDs that indicate their individual status:
• PSU status
• Fan tray status
• System
Table 2-3 lists the S4810 system LED displays.
Table 2-3. System LED Displays
Label
System status
Located on I/O panel
Stack Master indicator
Located on I/O panel
Fan status
Located on I/O panel
Power status
Located on I/O panel
Fan tray status
Located on the Fan
Power supply status (AC OK)
Located on the PSU
In addition to the system LEDs, each port has status indicator LEDs
Table 2-4. Port LED Displays
Feature
QSFP+ Port LED
SFP+ Port LED
LED Color/Display
Off
Green blinking
Green solid
Red solid
Red blinking
Off
Green blinking
Green solid
Green solid
Yellow solid
Off
Green solid
Yellow blinking
Green solid
Red solid
Off
Green solid
Description
Link LED
• Green—Link up on this port at 40G speed
• Blinking Green—Activity, transmitting, or receiving packet at this port
Link LED
• Green—Link up on this port at 10G speed
• Blinking Green—Activity, transmitting, or receiving packet at this port
Description
No power
Booting, or system in diagnostic mode
Normal operation
Critical alarm
non-critical alarm
Unit is a stack member
Unit is the stack standby
Unit is the Stack Master
Fan present and working normally
Fan failed or not inserted
No power
Normal operation
One power supply failed
Fan tray present and working normally
Fan tray failed
No power
Power supply present and working
(Table 2-4).
The S4810 System | 13