IBM 5150 Hardware Reference Manual

System Board Component Diagram
SYSTEM
CASSETTE 110
KEYBOARD 110
EXPANSION
110 SLOTS
0
SYSTEM BOARD
r -Jl-J-2 ~-:--J4-~
I I
, I
I
I
"
:
::
, b
, Q
P2 'Q
I : ~ CLOCK CHIP
I ,. TRIMMER
I~AUX
READ
PROCESSOR
ONLY
SOCKET
MEMORY
=1
=2
m 1 - INTEL 80S8
rJ 0 ~ n ~ n n :w.~- :::::~SOR
U U U CONFIGURATION
o 00000 00 ""~"""
16-64 KB
o 00000000 0000000
READ/WRITE
MEMORY
'\
o DOODDDDDDDDOODD
o 00000000 0000000
o D~~DD~,,~,~ DOD 00
SPEAKER OUTPUT MIC OR AUX
SelECT
Figure 4. SYSTEM BOARD COMPONENT DIAGRAM
2-13

IBM 5150 Specifications

General

Processor	Intel 8088
Clock Speed	4.77 MHz
RAM	16 KB - 256 KB
Manufacturer	IBM
Model	5150
Release Year	1981
Storage	5.25-inch floppy drives
Graphics	MDA or CGA
Operating System	IBM PC DOS
Ports	Cassette, keyboard
Expansion Slots	5