Industrial Computer Post Errors - IBM 5531 Operator's Manual

Problem Determination Procedures
Industrial Computer POST Errors
In the following examples, find your screen response and audio response. Then follow the
instructions in the box labeled" Action. "
Warning: If the instructions tell you to have a unit serviced, and that unit has a fixed disk drive,
we recommend that you back up all disk files onto diskettes. Normal shipping and handling can
result in permanent loss of data from your fixed disk drives. Refer to the IBM DOS manual for
a description of the BACKUP command.
Screen Response Audio Response Action
Amount of memory shown on 1 short beep Have the system unit
screen is wrong or cursor is serviced
missing
XX301 XXXKB 2 short beeps Have the keyboard serviced
ERROR (see Note 1 on the next
(RESUME="F1" KEY) page)
301 2 short beeps Have the keyboard serviced
XXXKB OK (see Note 1 on the next
ERROR, (Resume = "F1" key)
page)
Any error followed by 2 short beeps Go to "Diagnostic Test Error
ERROR. (RESUME="F1" KEY) Messages"
Blank screen or may display
Any response other than 1 short See Note 2 on the next page
anything beep or continuous beep
Screen has wrong or no color 1 short beep See Note 2 on the next page
Blank Screen or obvious TV- 1 short beep See Note 2 on the next page
type problems (such as rolling
screen or shadows)
Blank screen
No response Have the system unit
serviced
Error message indicating disk 1 short beep Go to "Loading Diagnostics"
or diskette loading problem
Blank screen or may display Continuous beep See Note 3 on the next page
anything
5-6
Operator's Guide