IBM 5150 Manual To Operations page 207

TKi:jl~STALLED
DEVICES ARE
S\'STEMIQARD
128KIIIJ.EMO
KEYBOARIl
MONOCHR(J
CO LO RIG RAPH
2 DISKETTE DRIV
MATRIX PRINTER
ISTHE LIST CORRECT (YIN) .
If you could not load your cassette the most likely causes are:
1. Cassette recorder.
2. Wrong or damaged cassette.
3. Keyboard failure.
Contact your place of purchase if you cannot continue.
Go to Step 11.
PDPs 4-19