ASUS p7500 Manual De Usuario
20
AP7500 Hardware Reference Guide
II. Components
Hot-Swap Connector
Hot-Swap Tray Connector Board
The connector board is mounted on the hot-swap tray to interface with the
SCSI backplane in the chassis. The connector board combines all the signal
and power into one docking connector for a simple hot-swap unit.
SCSI backplane in the chassis. The connector board combines all the signal
and power into one docking connector for a simple hot-swap unit.
Hot-Swap Tray Rear Connections
KEY: These 2 pins connect to the keylock on the tray’s front panel to turn on
and off the drive’s power.
PLED: These 2 pins connect to the power LED on the tray’s front panel to
show when the connector board receives power.
SCSI_ID: These 8 pins connect to the hard disk drive’s SCSI address pins
to set the SCSI ID number of the hard disk drive.
SLED & ALED: These two wires are connected as illustrated below.
and off the drive’s power.
PLED: These 2 pins connect to the power LED on the tray’s front panel to
show when the connector board receives power.
SCSI_ID: These 8 pins connect to the hard disk drive’s SCSI address pins
to set the SCSI ID number of the hard disk drive.
SLED & ALED: These two wires are connected as illustrated below.
Hot-swap tray connector board parts
Hard Disk Drive
Power Connector
Power Connector
Wide SCSI
Connector
Hot-Swap Tray
Docking Connector
KEY
ALED_IN
(not used)
SCSI_ID
SLED
(not used)
PLED
Hot-swap tray rear connections (Seagate HD)
KEY PLED
SCSI_ID
Power
from hard disk drive’s 2 pin
activity LED (ALED wire)
from tray’s front panel 3 pin
activity LED (SLED wire)
activity LED (SLED wire)
Green
Black
Red
Black
Red
SLED
(wire)
(wire)
Red
Black
Black
ALED
(wire)
(wire)
Bridge
Connector Bridge for LED
II. System Components