IBM 6C4 - Manual (Page 38)

Loading and Unloading the 3.5-Inch Diskette
To load a diskette into the drive, insert the diskette in the diskette drive with the labeled
metal shutter first. Push the diskette into the drive until you hear a click. The click
indicates that the diskette is securely in position in the drive.
To unload the diskette, push the diskette-unload button. The diskette unloads partially
from the drive. Remove the diskette.
Using the CD-ROM Drive
CAUTION:
A class 1 laser is contained in the device. Do not attempt to operate the drive
while it is disassembled. Do not attempt to open the covers of the drive as it is
not serviceable and is replaced as a unit.
C07
This section describes the features of the 40X SCSI-2 CD-ROM drive and provides
instructions for handling the drive and CD-ROM discs. The CD-ROM is a half-high,
5.25-inch, 8-bit, single-ended, tray-loading drive. Its features include the following:
v SCSI-2 interface supports both synchronous and asynchronous data transfer
v High-speed data transfer rate of 2100 KB per second (14X) at inner diameter and
4800 KB per second (32X) at outer diameter due to constant RPM spin rate
v High-speed synchronous burst rate of 10 MB per second
v Average random access time of 90 ms
v Loading tray accommodates both 8-cm discs (in the horizontal orientation only) and
12-cm discs
v Reads multi-session discs
v Reads CD-recordable discs
v Reads CD-RW discs
v Supports all major CD-ROM formats: Mode 1, Mode 2, XA, CDDA, and audio
v Headphone output and line output for audio
20 pSeries 630 Model 6C4 and Model 6E4 User’s Guide