User`s guide
18
Jockey. If power is already applied to the unit and 
you try to attach hard disk drives it may be cause 
for electric shorts or equipment failure.
2.  When attaching the hard disk drive be very cautious 
of static electricity. Static electricity that might 
have built up in the human body can cause damage 
to precision electronic equipment such as hard 
disk drives. Before working with the unit it is 
recommended that you discharge static electricity 
by touching a metallic device or by using a static 
wrist strap or shocking your coworker.
3.  Hard Disk Compatibility. The Disk Jockey has been 
designed to work with any IDE or E-IDE hard disk 
drive that adheres specifically to the IDE or E-IDE 
specifications. HARD DISK DRIVES MUST BE 
ULTRA DMA COMPATIBLE.
4.  Your hard disk drives must be set to “master” 
(rather than slave) mode. To make a hard disk drive 
a master, please read the hard disk drive users guide 
that came with your hard disk drive. Typically the 
hard disk drive is shipped as a master; however, a 
hard disk drive that has previously been installed 
in a computer can be set to a different setting (i.e. 
slave). Some hard disk drives will show how to 
configure the drive to a master on the disk label. 
Typically setting a hard disk drive to be a master 
simply requires the changing of small jumpers 
on the back of the drive. Please use caution when 
changing a hard disk drive from slave to master 
mode. Do not set the drive to “master with slave 










