IBM RT User's Setup Manual page 238

10. Tur n the diskette drive lever counterclockwise to open it and
remove the shipping card, i f one is present.
11. Replace the cooling fan assembly. See "Cooling Fan
Replacement" on page 2-6.
12. You have finished installing the drives. If there are other
options to be installed, do so now, and then check out the
system again, using Section 9, "Checking Out the Option
In s ta ll a ti on" on page 9-1.
Section 2. Removing and Installing Drives in IBM 6150
AJZIF103
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