Asus AP1720-E2 - Manual (Page 55)

2-35 ASUS AP1720-E2 barebone server
Back side
The back side of SCSI backplane
faces the rear panel when installed.
This side includes the power
connectors, SCSI interfaces for the
SCSI/RAID card and terminator, and
SMBus connectors.
The picture shows a two-backplane
configuration in a cascade
connection.
First SCSI backplane
Second SCSI backplane
Cascade connection
SCSI terminator
One-backplane configuration
In a one-backplane configuration:
• the upper SCSI interface of the backplane connects to the SCSI/RAID card
• a SCSI multi-mode terminator (LVD/SE) is connected to the lower
SCSI interface of the backplane
68-pin SCSI connector
(with SCSI multi-mode terminator)
Power connectors
(connect power plugs
from the power supply)
68-pin SCSI connector
(connects the SCSI cable from the SCSI/RAID card)
SMBus connector (upper 6-1 pins)
(connects the SMB cable from the
motherboard)
Fan connector
(for HDD fan)
SMBus connector (lower 6-1 pins)
(connects the SMB cable to the second backplane)