Qualstar 501440 Rev. G - Manual (Page 16)

Component Description
Fibre Channel 0 Small Form Factor Pluggable (SFP) transceiver socket. The receptacle is a 2
Gbit Fibre Channel SFP transceiver.
SCSI Channel 0 and 1 The SCSI Ultra 160 channels used to attach the TLS medium changer and
tape drives.
Serial Jumper Connectors The serial bridge cable provides a serial communication link between the
FCO and the TLS library. This interface is used to configure the FCO.
Reset Button The reset button is used to reset the Q-Link processor.
Q-Link 10 BaseT The Q-Link Ethernet interface connection.
Activity LED
(Fibre Channel) On (green) when the Fibre Channel is active. Off when there is no Fibre
Channel I/O activity.
Link LED
(Fibre Channel) On (green) when the Fibre Channel link is connected and established.
Off when the Fibre Channel link is disconnected and/or not established.
Activity Channel 0 &1 LEDs
(SCSI) On (green) when SCSI bus is active or busy.
Fault LED Solid on (red) when a fatal error condition is present. This indicator will be on
during power-on diagnostics, and is extinguished after successful completion
of the power-on sequence.
Status OK LED Solid on (yellow) when the FCO is operational.
+5V FCO LED Solid on (green) when the FCO +5volt power is present.
+5V EXEC LED Solid on (green) when the Executive PCBA +5volt power is present.
+12V LED Solid on (green) when the Executive PCBA +12volt power is present.
Link LED
(Q-Link) Solid on (green) when the 10BaseT link is connected.
Activity LED
(Q-Link) On (yellow) when then 10BaseT link is active or busy.
Table 4-1 Components Located on Bottom of FCO
501440 Rev. J
FCO Type C Installation 4-3