Owner's manual

HP StorageWorks Disk System 2120

English

Status LEDs

LEDs indicate the status of the disk system itself and each of the disk modules. A

green system LED is visible on the front of the disk system. It shows that a fault has

occurred or that power is on. Disk activity LEDs are on the front of the disk modules

(see Figure 14 and Table 6 below).

FIGURE 14

LED Status Indicators

TABLE 6 LED Status Indicators

LED State Indication

System Power Green Power is on

Blinking Malfunction - either a fan is not operating

properly or internal voltage is too low.

OFF Power is off

Disk Module Green Installed and spinning up. If the LED is still on

3 minutes after term power is engaged and

there is no I/O activity occurring, the disk may

be faulty.

Flashing I/O activity on the disk. The LED flashes at

variable speeds, depending on the I/O activity.

The LED may appear to be on solid during

periods of high I/O activity.

OFF Not installed, not operating, or no I/O activity

Disk Module

LEDs

System Power

LED

Amber LED (not used)

Green LED