Name: Dell Networking S4048
Brand: Dell
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LED behavior

The following S4048–ON system LED behavior is seen during open networking installation environment (ONIE) operations:

Figure 5. S4048–ON LEDs

1 Master LED

2 System LED

3 Power LED

4 Fan LED

5 Locator LED

6 SFP+ link/activity LEDs

7 Stack LED

8 USB port LED

9 QSFP+ link/activity LEDs

Table 1. S4048–ON LED behavior

LED Description

System Status/Health LED

• Solid green—Normal operation

• Blinking green—Booting

• Solid amber—Critical system error

• Blinking amber—Non-critical system error, fan failure, or power

supply failure

Power LED

• O—No power

• Solid Green—Normal

• Solid amber—POST is in process

• Blinking amber—Power supply failed

MASTER LED

• O—Switch is in Stacking Slave mode

• Solid green—System is in Stacking Master or Standalone mode

The S4048–ON system 9

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Dell Networking S4048 Specifications

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