NEC S2900 User Manual page 38

These LEDs flash during the self-test or initialization sequence just after power-on.
(12) LAN ACTIVE LED (L0A/L1A)
The LAN ACTIVE LED lights when the LAN port receives a link pulse from Ethernet.
(13) LAN connector
The LAN connector is used to connect the controller with the Ethernet port.
(14) MNT connector
The MNT connector is used for maintenance purposes only.
(15) MODEM connector
The MODEM connector is used to connect a modem for fault notification.
(16) Slot for NF2900 Event Logging Tool
Use this slot to insert the SD card, which stores the events logged by the controller.
(17) MC ACS LED
The MC ACS LED lights when the NF2900 Event Logging Tool (SD card) is accessed.
(18) Ejector
The ejector is used to install or remove the controller. Loosen the screw before using the ejector.
When inserting the controller into the array controller, push it as far as it will go and
then secure it with the screws.
Incorrect insertion may cause a malfunction.
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