Intel® Server Chassis SR1475 / Intel® Server System SR1475NH1-E
Revision 1.0
- 30 -
3.3 Hot-Swap SCSI Backplane
The Intel
®
Server Chassis SR1475 SCSI hot-swap backplane (HSBP) supports the following
feature set:
QLogic* GEM359 enclosure management controller
o
External non-volatile Flash ROM
o
I
2
C interface
o
Low Voltage Differential (LVD) SCSI Interface
o
SCSI-3
compatible
o
Compliance with SCSI Accessed Fault Tolerant Enclosures (SAF-TE) specification,
version 1.00 and addendum
Support for up to three U320 LVD SCSI Drives
o
Onboard LVD SCSI Termination – SPI-4 compatible
Hard drive status LEDs
One 2x3-pin power connector
3.3.1
SCSI Backplane Board Layout
The following diagram shows the layout of the major components and connectors on the board.
Figure 22. SCSI Backplane Layout
SCSI connector
to SCSI add-in
card
100-pin
connector
(
not
used in Intel
®
Server Chassis
SR1475)
Thumb
screw
Control panel
connector
(
not
used in Intel
®
Server Chassis
SR1475)
Power
connector
Floppy drive
connector
(
not used in
Intel
®
Server
Chassis
SR1475)
IDE connector
(
not used in Intel
®
Server Chassis
SR1475)
SCA2 SCSI
hard drive
connectors
Drive status
LEDs