Radio Shack TRS-80 Model III Operation Manual

4/ Power-Up Diagnostic Messages
Whenever the Computer is turned on or Reset, it executes a built-in
diagnosticprogramto help insure thatthe system
is in goodworking order. If
the Computer detects a hardware fault or other problem, it will display an
error message and then stop. This checkout program reduces the chance that
you will lose time
or data by using a defective system without knowing it.
If one of these error messages is displayed, the first thing you should do is
Reset the Computer, and attempt to duplicate the error. If the message
re-appears, consult the table below.
Note: Thisprogram does not check for multiple faults; as soonas a single fault
is found,
the Computer displays the appropriate message and stops.
DO
Drive not Ready. Improperly inserted diskette
- Re-insert and reset.
Defective diskette - Try another.
Defective Drive.
RS Non Radio Shack diskette. Diskette is not
Radio Shack Model II Operating System for-
mat - Remove, insert proper diskette, and
reset.
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Radio Shack TRS-80 Model III Specifications

General

Brand	Radio Shack
Model	TRS-80 Model III
Category	Desktop
Language	English