IBM H SERIES RS/6000 - Manual (Page 123)

SSA Disk Drives
The following table explains the meaning of the Power, Ready and Check status
LEDs on an SSA disk drive.
Locked Position
Power
Ready
Check
Status LEDs
LED Status Definition
Power On Power On
Off Power Off
Ready On Both SSA connections good and
drive is ready
Blinking Only one SSA connection good
Flickering Drive is executing a command
Check On Disk drive failure
Self-test running
Drive in service mode
Blinking Disk drive selected
6. Go to Appendix A on page A-1 to record the drive location and the ID assigned
to the drive; then return here to determine your next step.
7. If you have other hot-swap disk drives to install, go to page 5-8.
8. If you do not have any other procedures to perform, replace the cover that you
removed in step 2 on page 5-7.
Chapter 5. Installing Options 5-11