Dot Hill Systems II 200 FC service manual Checking LEDs, LEDs When The Array Is First Powered On

CHAPTER 6

Checking LEDs

This chapter describes the front and back-panel LEDs, which display the operating status of all drives and modules. Topics covered in this chapter are:

■“LEDs When The Array Is First Powered On” on page 6-1

■“Front-Panel LEDs” on page 6-2

■“Drive LED Status” on page 6-4

■“Correcting SES or PLD Firmware Version Conflicts” on page 6-4

■“Back-Panel LEDs” on page 6-5

■“I/O Controller Module LEDs” on page 6-5

■“I/O Expansion Module LEDs” on page 6-8

■“Power Supply and Fan Module LEDs” on page 6-9

For troubleshooting flowcharts related to LEDs, see “Troubleshooting Flowcharts” on page 8-11.

6.1LEDs When The Array Is First Powered On

With the array powered up but not connected to a server, you should see the LED conditions described in Table 6-1.

Table 6-1Front-Panel LED Status When Array Is First Powered On

Drive LEDs	Blinking green
Chassis ear LEDs	Solid green

Note – Whenever media scan is running on a drive, its front-panel LED flashes green. It is normal for almost all front-panel drive LEDs to flash green unless media scanning is terminated. For more information, refer to the SANnet II Family RAID Firmware User’s Guide.

6-1