14
Hardware Installation and User’s Guide
Hardware Installation
Figure 2-1.
IIR Controller Component Layout
2.1.2
Installing the IIR Controller
1. Power-off the computer system.
2. Disconnect power cord(s) and remove the system cover.
3. Install the IIR controller into an available PCI slot. See
Figure 2-2
.
Note:
Use the appropriate bracket on the controller for your server platform.
4. Connect one end of the SCSI cable to the external VHDCI 68-pin connector or internal
68-pin LVD SCSI connector located on the IIR controller. Connect the other end of the
SCSI cable to the SCSI drives or drive enclosure.
Note:
Ensure that the end of the SCSI bus is properly terminated. See
Section 2.3
in this guide
for termination details.
5. Replace the system cover and reconnect power cord(s).
167 mm
56 mm
Channel A
Terminators for
Channel A
Terminators for
Channel B
Power
PCI Bus Speed
66MHz = On
33MHz =Off
Status
DMA Mode
Ch-A activity
Ch-B activity
Dual-channel
Ultra320
SCSI
Controller
AB
T
S
P
P66
Back View
167 mm
56 mm
SCSI Bus Termination
Jumpers
(J1)
Alarm
64MB ECC SDRAM
Data Cache
IOP Mode Select Jumper
(J4 )
Channel A
External VHDCI
LVD Connector
Channel B
Channel A
Channel B
SCSI Termination
Power Jumpers
(J5)
64-bit /
66MHz,
Universally
keyed, 3.3
and 5 volt,
PCI Interface
Intel
®
80303
®
I/O Processor
Internal 68-pin
LVD Connector
Front View
Channel B
Standard Bracket
Low-profile Bracket
