HP 20-Feb manual Yellow Green Description, Module might look different from the illustration above

Table 25	Drive Module LEDs
1) Yellow	2) Green	Description
Off	On	Drive is online and available.
Flashing	Off	Drive is offline and may be
		replaced without powering off
		the library.
On	Flashing	Drive is being brought online.
Flashing	On	Drive is offline. Internal
		communication has been lost.
On	On	Drive module controller is in
		reset.
On	Off	Power-on test in progress.
Flashing	Off	Drive module failed power-on
		test.	1

2

Attention

Drive Power

Note	Depending on your library’s drive type(s), the back of the drive
	module might look different from the illustration above.

138 Interpreting Library LEDs Chapter 4