Back Panel Features; Figure 5. Back Panel Features; Table 3. Nic Leds - Intel S5500BCR Service Manual

Server Board Features
Jumper Name Pins
1-2 (Default)
BMC Force
Update
(J1H1)
2-3

Back Panel Features

A. System Status LED
B. ID LED
C. POST Diagnostic LEDs
D. Serial A Port
The NIC LEDs at the right and left of each NIC provide the following information:
NIC
NIC 1 and NIC 2
(Gigabit)
6
What happens at system reset
BMC Firmware Force Update Mode – Disabled.
These pins should have a jumper in place for normal system operation.
BMC Firmware Force Update Mode – Enabled.
These pins should not be connected for normal operation.
E. Video
F. NIC 1 (top, default management port), Two USB (bottom)
G. NIC 2 (top), Two USB (bottom)

Figure 5. Back Panel Features

Table 3. NIC LEDs

LED Color LED State
Off
Left LED
Blinking Green
Off
Right LED Solid Green
Solid Amber
Intel® Server Board S5520HC, S5520HCT and S5500HCV Service Guide
Description
No network connection
Transmit/receive activity
10 Mbps connection (if left LED is on or blinking)
100 Mbps connection
1000 Mbps connection