DELL EMC CONFIDENTIAL
Dell S4048-ON Switch FRUs
S4048-ON front panel indicators
Integrated Data Protection Appliance (IDPA) 2.1 Field Replacement Guide
66
Note
Do not rely solely on the front panel indicators when checking the switch for proper
operation. You must also check the indicators on the fans and power supplies (rear
panel). Some fan and power supply conditions may not be indicated at the front panel.
Figure 16 S4048–ON front panel indicators
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 13 S4048–ON LED behavior
LED
System Status/Health LED
Power LED
Description
Solid green—Normal operation
l
Blinking green—Booting
l
Solid amber—Critical system error
l
Blinking amber—Non-critical system
l
error, fan failure, or power supply failure
Off—No power
l