NEC S2500 User Manual page 38

(6) Slot for Event Logging Tool
Use this slot to insert the SD card, which stores the events logged in the controller.
(7) Modem connector
Unsupported.
(8) MNT connector
Use this connector to connect with the Maintenance PC.
(9) LAN connector
Use this connector to connect with a LAN for WebSAM NEC Storage Manager and SNMP.
(10) FC connector (for additional FC disk enclosure) (DP0/DP1)
The FC connectors are used to connect the array controller with the expansion FC disk enclosure.
See Chapter 5 "Connection of Disk Array Unit" for the cable connection.
(11) FC connector (for host bus adapter) (HP0/HP1)
The FC connectors are used to connect the host system with the disk array unit.
See Chapter 5 "Connection of Disk Array Unit" for the cable connection.
(12) LINKUP LED (DL0/DL1)
A LINKUP LED lights if the respective FC connector (FC port for additional FC disk enclosure)
becomes operable (to link up). DL0 and DL1 LEDs correspond to DP0 and DP1 connectors,
respectively.
These LEDs flash during the self-test or initialization sequence just after power-on.
(13) LINKUP LED (HL0/HL1)
A LINKUP LED lights if the respective FC connector (FC port for host bus adapter) becomes operable
(to link up). HL0 and HL1 LEDs correspond to HP0 and HP1 connectors, respectively.
These LEDs flash during the self-test or initialization sequence just after power-on.
(14) ACCESS LED (HA0/HA1)
The ACCESS LED lights when an I/O access to the respective FC port for host bus adapter
(HP0/HP1) occurs.
(15) DISK LINK LED (DISK LINK)
A DISK LINK LED lights if the internal FC port for the built-in disk enclosure in the disk array unit
becomes operable (to link up).
This LED flashes during the self-test or initialization sequence just after power-on.
xxxvii