IBM 6868 - IntelliStation M - Pro, User Manual

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recognized by the system. The primary or secondary designation is
determined by switch or jumper settings on each IDE device.
Ÿ
To optimize performance when installing more than two IDE hard disk
drives, be sure to attach IDE hard disk drives with faster data transfer
speeds (mode 1 or higher) to the primary hard disk drive signal cable
(hard disk drives 0 and 1).
Ÿ
To install more than two IDE hard disk drives, you must purchase an
additional signal cable. The cable must meet the following
specifications:
– Maximum length: 0.46 meters (18 inches)
– Wire size: 28 AWG
– Cable capacitive loading: 200 pF maximum
Ÿ
If you want to install more than one diskette drive, you must purchase
a four-wire, Y-cable that provides two power connectors.
Ÿ
To attach an external drive, you must install an appropriate adapter in
the computer.
For help in selecting drives, cables, and other options for your computer, do
one of the following:
Ÿ
Within the United States, call 1-800-IBM-2YOU (1-800-426-2968), your
IBM reseller, or your IBM marketing representative.
Ÿ
Within Canada, call 1-800-565-3344 or 1-800-465-7999.
Ÿ
Outside the United States and Canada, contact your IBM reseller or
IBM marketing representative.
Drive bays
Ÿ
Drive bays 1, 4, and 7 come with drives preinstalled.
Ÿ
Drive bays 2 and 3 have a bay panel and static shield installed.
Ÿ
Drive bay 2 has a preinstalled 3.5-inch conversion bracket. You must
remove it to install a 5.25-inch drive.
Ÿ
In the lower drive bracket (bays 5, 6, and 7), when a 25.4mm (1.6-in.)
high drive is installed, there is room for only one additional drive to be
installed.
Ÿ
If you remove a drive which has removable media and you do not
intend to install a new drive immediately, reinstall the static shield and
bay panel for that bay.
Chapter 5. Installing options
85