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4. Hardware Setup
Connects to the SCSI
Back plane Board
3-pin
Fan Header
Front Cooling Fan Control Board
A cable connects the front cooling fan control board and the hard disk drive
message board. Orient the red markings on each end of the cable to pin 1.
First Set
of LEDs
Hard Disk Drive Message Board
Orient the red markings on the other end of the cable to pin 1.
Message LED Description
Red:
Hard Disk Status LED
Green: Power LED
Yellow: Hard Disk Access LED
Power LED Status LED Description
Off
Off
On
Off
On
On
On
Fast Flash
On
Slow Flash
Fast Flash
On
* Must work with ASMA software.
AP2300 Hardware Reference Guide
Pin 1
3-pin
Fan Header
Red
Yellow
Green
Power subsystem OK and ready for hard drive insertion
Hard disk drive is ready for operation
Hard disk drive failure (*)
RAID is rebuilding (*)
Hot-spare hard disk drive ready (*)
Hard disk drive failure/short circuits
8
1
LED Board Header
(connects to the LED
16
9
board through a
ribbon cable)
Pin 1
8
16
Fifth Set
of LEDs
1
9
31
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