Item Control/Feature Icon Description3 MGMT port — 10 Mbps, 100 Mbps, or 1 Gbps Ethernet port used for storagesystem management and access to the BMCNOTE: To use the MGMT port as an iSCSI port forreplication to another Storage Center, a Flex Port licenseand replication license are required. To use the MGMT portas a front-end connection to host servers, a Flex Portlicense is required.4 REPL port — 10 Mbps, 100 Mbps, or 1 Gbps Ethernet/iSCSI port used forreplication to another Storage CenterNOTE: To use the RELP port as a front-end connection tohost servers, a Flex Port license is required.5 SAS activity indicators — • Off: Port is off• Steady green: Port is on, but without activity• Blinking green: Port is on and there is activity6 Storage controllermodule statusOn: Storage controller completed POST7 Recessed power offbuttonPowers down the storage controller if held for more than fiveseconds8 Storage controllermodule fault• Off: No faults• Steady amber: Firmware has detected an error• Blinking amber:Storage controller is performing POST9 Recessed reset button Reboots the storage controller forcing it to restart at the POSTprocess10 Identification LED • Off: Identification disabled• Blinking blue (for 15 sec.): Identification is enabled• Blinking blue (continuously): Storage controller shut downto the Advanced Configuration and Power Interface (ACPI)S5 state11 USB port Not for customer use on SCv2000/SCv2020 Storage Systems.12 Diagnostic LEDs (8) — • Green LEDs 0–3: Low byte hex POST code• Green LEDs 4–7: High byte hex POST code13 Serial port (3.5 mm minijack)Not for customer use.14 Four or two iSCSI portswith two LEDs per port— • Off: No power• Steady Amber: Link• Blinking Green: Activity15 Mini-SAS port B Back-end expansion port B16 Mini-SAS port A Back-end expansion port AAbout the SCv2000/SCv2020 Storage System 13