Step 1: Installing And Cabling A Serveraid Controller; Controller Features; Connector Locations - IBM Netfinity ServeRAID-4H Ultra160 User Reference

Step 1: Installing and cabling a ServeRAID controller

This section provides installation and cabling instructions for the ServeRAID-4H
controller as well as basic information about the standard features of this controller.
If you are using a ServeRAID controller on an IBM Netfinity or PC Server system
board, you will not need the information in this section. Continue with "Step 2:
Updating BIOS and firmware code" on page 21.

Controller features

Standard features of the ServeRAID controller are as follows.

Connector locations

This section provides illustrations of the SCSI channel connectors and cable
connectors for the ServeRAID-4H controller.
The light-emitting diodes (LEDs) on the controllers indicate activity on the SCSI
channels and provide diagnostic information for trained service technicians.
ServeRAID-4H controller
The ServeRAID-4H controller has four independent SCSI channel connectors:
Channel 1, Channel 2, Channel 3, and Channel 4. Each of these SCSI channels
supports up to 15 physical devices.
Note: The battery-backup cache protects the data being stored in the ServeRAID
Feature
Arrays (max.)
Battery-backup cache
Cache memory
Hard disk drives (max.)
Logical drives (max.)
Microprocessor
SCSI channels
SCSI transfer speed (max.)
Supported RAID levels
System PCI data bus
cache memory during a power outage or failure when using the write-back
mode.
ServeRAID-4H
8
Yes
128 MB
60
8
266 MHz
4
160 MB per sec.
0, 1, 5, Enhanced-1 (1E), and Enhanced-5 (5E), 00,
10, 1E0, 50
64 bit at 33 MHz
Chapter 2. Installing and configuring ServeRAID controllers
15