IBM H Series Installation And Service Manual page 273

e. Move the carrier latch to the locked position. If the carrier does not lock, be
sure the carrier is fully seated in the backplane connector. When the carrier
is fully seated and power is turned on, the green LED on the carrier is illumi-
nated.
SCSI Disk Drive
The following table explains the meaning of the Green and Amber status
lights and Spin Down button on a SCSI disk drive.
Light or Button
Amber
Green
Spin down
SCSI Disk Drive Status Lights
Status Definition
On Drive spinning
Off Drive not spinning
On Power On
Off Power Off
Blinking Power Off/Drive identify
Depressed Spin down drive and remove power
Chapter 7. Removal and Replacement Procedures
7-19