Controller Card Assembly; Controller Card Leds - Sun Microsystems StorEdge T3 Service Manual

4
C H A P T E R

Controller Card Assembly

This chapter describes how to monitor and replace the controller card and how to
upgrade the firmware. The chapter contains the following sections:
Section 4.1, "Controller Card LEDs" on page 4-1
Section 4.2, "Removing and Replacing a Controller Card" on page 4-4
Section 4.3, "Upgrading Controller Firmware" on page 4-5
4.1

Controller Card LEDs

The controller card LEDs for a Sun StorEdge T3 array differ from that of a Sun
StorEdge T3+ array. The controller LEDs of both array models are described in the
following sections.
Sun StorEdge T3 Array Controller LEDs
The Sun StorEdge T3 array controller card has a channel-active LED for the host
interface port, a controller status (online) LED, and a reset switch.
possible states of the channel-active LED and describes each state.
possible states and descriptions for the controller status LED.
lists the
TABLE 4-1
lists the
TABLE 4-2
4-1