IBM Personal Computer User Manual

If you heard one short beep, your system unit has
completed its self-test.
If you hear nothing or anything other than the short
beep and the diskette drive, return your IBM Personal
Computer to your place of purchase.
If you have any options you would like to install, go to
the Option Installation Instructions that came with your
option. Be sure to read "Handling Static-Sensitive
Devices" in Section 5 before installing an option in
your IBM Personal Computer. You may save time
if
you follow the sequence listed below when installing
your options.
• 64KB Memory Module Kits
•
5-1/4 inch Diskette Drives
• All other option adapters
When you are finished, return to this section and
continue.
,,-......
2-8 Setup

IBM Personal Computer Specifications

General

Manufacturer	IBM
Model	IBM Personal Computer 5150
Release Year	1981
Processor	Intel 8088
Clock Speed	4.77 MHz
RAM	16 KB - 256 KB
Graphics	MDA or CGA
Power Supply	63.5 W
Weight	21 lbs (9.5 kg)
Storage	5.25-inch floppy disk drives, optional 10 MB hard drive
Operating System	IBM PC DOS
Ports	Parallel, Serial, Cassette