Patton electronic 2158 Led, Description, LED is solid yellow and the CopperLink Link LED

Table 5: Front panel LED description for standalone modem
LED	Description
Power	On (green) when power is applied to the unit. Off
	when no power is applied to the unit.
CopperLink -	On (green) when the end-to-end CopperLink link
Link	between the units is established. Off when the link
	has not been established or when the link fails
CopperLink -	Flashes yellow at different rates to indicate the
QOL	amount of error correction taking place on data pass-
	ing over the CopperLink link. This is a normal operat-
	ing condition and all data is passing correctly over the
	link even if the link is solidly yellow. However, if the
	LED is solid yellow and the CopperLink Link LED
	is Off, Off when no power is applied to the unit.
Ethernet - Link	On (green) when the 10/100Base-T Ethernet link
	has been established. Off when the 10/100Base-T
	Ethernet link has not been established or when the
	link fails.
Ethernet - COL	Flashes yellow to indicate Ethernet collisions are
(Collision)	occurring.
Ethernet - FDx	On (yellow) when in full-duplex Ethernet mode. Off
(Duplex)	when when operating in half-duplex Ethernet mode.
Ethernet - 100M	On (yellow) when the link has not been established
	or when operating in 100-Mbps Ethernet mode. Off
	when operating in 10-Mbps Ethernet mode.
Ethernet - TX	Flashes yellow when data is transmitted from the
	unit to the LAN.
Ethernet - RX	Flashes yellow when data is received at the unit
	from the LAN.

19