CAUTION:
Do not push on the top surface of the CD-ROM drive.
Note: For 310E/ED, machine type 2600-Bxx/Dxx model,
you need to perform an extra step as shown in the
illustration above. This step removes the CD-ROM drive
cable before you pull out the CD-ROM drive.
46 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM