EXAMPLE 3
Note: Error messages
mayor may not
remain on screen.
So look quickly. X means any number will appear.
Illl~IIIIIIIIIIIIII~DI
X
Error messages
Likely problem
1 short beep
XXX
201
601
System Unit
131
Parity Check X
EXAMPLE 4
.ll~III1II1III1II~DI
x
Likely Problem
1 short beep
XXXX 301
Keyboard *
*Before having keyboard serviced:
•
Position System Unit switch to OFF.
•
Is keyboard plugged into cassette connector?
•
Are there any obvious objects or foreign material on
keyboard?
If after having keyboard serviced and error 301 still appears
have System Unit serviced.
PDPs 4-8