Power Computing PowerTower Pro User Manual page 143

Note:
the cable connector which matches the key, to ensure that the cable is not plugged
in upside down. If the cable resists being plugged in, check to make sure the key
and slot are mating correctly.
hard drive
SCSI connector
8.
Find an unused four-pin power cable in the set of cables coming from the
power supply (the power supply is in the right rear of the computer, on
the bottom) and connect that cable to the rear of the drive, being careful
to match the beveled corners of the plug to those of the socket.
Make sure the connectors are replaced and snug.
Check the instructions that came with the drive for jumper or switch settings and check
to make sure that they are properly set before going to the next step.
For Technical Support, Call 1-800-708-6227
There is a key in the middle of the top of the SCSI connector and a notch in
Chapter 7, Installing Internal Drives
PowerTower Pro UserÕs Guide
power
connector
117