IBM 5150 - I;O Channel Diagram

Rear Panel
Signal Name 1\
Signal Name
-
GND
r---
-Bl
+RESET DRV
-
+5V
-
+IR02
-
-5VDC
-
+DR02
-
-12V
-
Reserved
-
+12V
-
GND
B10
-MEMW
-
-MEMR
-
-lOW
r-
-lOR
r-
-DACK3
f-
+DR03
r
-DACKl I-
+DROl
r-
-DACKO
r-
ClK
B20
+IR07
r-
+IR06
r-
+IR05
r-
~
+IR04
+IR03
r-
-DACK2
r-
+TIC
I-
+AlE
f-
+5V
-
+OSC
-
+GND
B31
-
\
Al-
-
-
-
-
-
-
-
-
Al0
-
-
-
-
-
-
-
-
-
A20
-
-
-
-
-
-
-
-
-
-
A31
'--
\
Comp
-liD CH CK
+D7
+D6
+D5
+D4
+D3
+D2
+D1
+DO
+1/0 CH RDY
+AEN
+A19
+A18
+A17
+A16
+A15
+A14
+A13
+A12
+Al1
+Al0
+A9
+A8
+A7
+A6
+A5
+A4
+A3
+A2
+Al
+AO
onent Side
I/O Channel Diagram
System Board 1-19