riser card. If you replace any drives, it is important to remember which cables
are attached to which drives.
When you install a drive, ensure that the drive connector at the end of the
signal cable is always connected to the drive; also, ensure that the drive
connector at the other end is connected to the riser card. This reduces electronic
noise from the computer.
If more than one IDE device is used on a single cable, one must be designated
as the primary or master device and all others as slave or subordinate devices;
otherwise, some of the IDE devices might not be recognized by the system. The
master or slave designation is determined by switch or jumper settings on each
IDE device.
To optimize performance when installing more than two hard disk drives, be
sure to attach 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).
On some models, to install more than one IDE hard disk drive, 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
You can install one diskette drive only.
46
Installing Options in Your Personal Computer
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