Dell E08J Series owner manual Host Channel LED Link Rate Indications

Item	Indicator, Button, or	Icon	Description
	Connector
3	12 Gbps SAS IN port (2)		Provides host-to-controller SAS connection.
4	USB port		Reserved port.
5	Mini USB port		Dell support only.
6	Password reset switch		Pressing this switch resets the password.
7	SAS expansion port (2)		Provides SAS OUT connection for cabling to a daisy
			chained expansion enclosure. Port 0 expansion port is
			recommended.
8	16 Gbps FC IN port (4)		Provides host-to-controller SAS connection.
9	Seven segment display		Displays status or error codes for the storage array.
	sequence
10	System identification		The system identification indicator blinks blue when
	indicator		system identification switch push-button on the
			enclosure front panel is pressed.
11	Controller fault		The controller fault indicator lights amber when controller
	indicator		fault is detected.
12	Controller power		The controller power indicator lights green when
	indicator		controller power is on.
13	Cache active or cache		The cache active or cache offload indicator lights green
	offload indicator		when on-board controller memory contains data.
			If AC power fails, this LED changes to indicate cache
			offload status.
			If the password reset function has successfully changed
			the password, this LED flashes on and off briefly.
14	Battery fault indicator		The battery fault indicator lights amber when battery
			backup unit or battery has failed.

Host Channel LED Link Rate Indications

Above each FC port is a pair of LED indicators. The status of any FC port can be determined by applying the condition of each LED pair.

Table 1. LED Status Indicators

LED 0	LED 1	Port Status
Off	Off	Link down
On	Off	4 Gbps link
Off	On	8 Gbps link
On	On	16 Gbps link

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