Yamaha CD Recordable/Rewritable Drive CRW2200 Owner's Manual page 23

Setup Procedures
Connecting examples
Yamaha recommends one of the following connections.
Example-1: As secondary slave (For supplemental drive)
Hard disk
(master)
Hard disk
(slave)
Example-2: As secondary master
(For replacing your existing drive with the unit)
Hard disk
(master)
To make the best use of the performance of the CRW2200E drive,
Yamaha recommends you connect it as a sole secondary master.
Note
The CRW2200E drive is shipped with the SLAVE setting. Reset to MASTER if
you connect the drive solely to the secondary IDE cable.
15
IDE cable IDE cable
(primary) (secondary)
IDE cable
(primary)
CD-ROM drive
etc. (master)
CRW2200E
(slave)
CRW2200E
(master)
IDE cable
(secondary)