Overview
1
3
5
7
LEDs
The front of the IOM has a system status LED and a port activity LED for each port.
Table 2: System Status LED States
Table 3: Port Indicator LED States
Buttons
There are no buttons on the IOM.
Connectors
There are 8 10/25-Gigabit SFP28 uplink ports on the front of the IOM.
The HDMI connector uses a special Y-dongle cable that includes Ethernet management and serial console
connectors.
10/25-Gigabit uplink ports 1 - 4
Thumbscrews for release latches
(two)
SFP28 port-activity LEDs
Release latches (two)
State
Off
Green
Amber
Amber, blinking
State
Off
Green
Amber
Amber, blinking
2
10/25-Gigabit uplink ports 5 - 8
4
HDMI combo connector: Ethernet management port
and RS-232 serial via a Y-dongle cable.
6
IOM system status LED
8
Thirty-two 10-Gigabit backplane ports to the blade
servers
No power present
Normal operation
Booting or minor over-temperature alarm
Stopped in uboot due to user intervention or unable
to come online; or major over-temperature alarm
Link enabled but not connected
Link enabled and connected
Disabled by user
Disabled due to error
Cisco UCS 5108 Server Chassis Installation Guide
LEDs
Definition
Definition
13