Symptom Index - IBM AT/370 Manual To Operations

Symptom Index
Use this chart to find the most accurate description of
your problem. Do the steps described in the
corresponding
ACTION
column.
SYMPTOM ACTION
•
Undetermined failure . Go to "Diagnostic
Testing" on page 4-6 in
•
POST fails with 164 - this manual.
MEMORY SIZE ERROR.
Program message displays. Record the message. Go
to appropriate program
user's manual.
•
POST fails with: Record the message. Go
to "SECTION 2.
-
Memory size TESTING YOUR IBM
message less than PERSONAL
640
KB OK
COMPUTER AT" in the
displays. IBM Guide to
-
Audio response Operations-Personal
other than 1 Computer AT.
short beep.
-
Error message
remains on the
screen.
-
Memory size
error (other than
164 -
MEMORY
SIZE ERROR).
-
Blank screen.
•
Parity check message
displays.
Problem Determination Procedures 4-5