Install Guide

LED behavior

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

Figure 4. S4048T-ON I/O -side LEDs

1 10 GBT—top row port

2 10 GBT—bottom row port

3 Master LED

4 System LED

5 Power LED

6 Fan status LED

7 Locator LED

8 QSFP+ LED—top row port

9 Stack ID number

10 QSFP+ LED—bottom row port

Table 1. S4048T-ON I/O-side LED behavior

LED Description

10 GBT

• O—no link

• Solid green—link at 10G speed

• Blinking green—port activity at 10G speed

• Solid amber—link at speed lower than 10G

• Blinking amber—port activity at lower than 10G speed

• Solid blue—port locator function

Master

• O—switch is in stacking slave mode

• Solid green—system is in stacking master or standalone mode

System

• Solid green—normal operation

• Blinking green—booting

• Solid amber—critical system error

8 The S4048T-ON System