---------------------------------------------------------------------------
205 - Memory None Cache memory error. 1. Run Computer Checkup.
Error 2. Replace the processor
board.
---------------------------------------------------------------------------
207 - Invalid None Memory module Verify placement of
Memory installed memory.
Configuration incorrectly.
Module
---------------------------------------------------------------------------
209 - NCA RAM None RAM Failure. Run Computer Checkup.
Error
---------------------------------------------------------------------------
211 - Memory None RAM Failure. Run Computer Checkup.
Failure
---------------------------------------------------------------------------
301 - Keyboard None Keyboard failure. The following steps
Error apply to both 301 error
codes:
301 - Keyboard None Keyboard failure.
Error or Text 1. Reseat external
Fixture keyboard cable and
Installed free any stuck keys.
2. Replace keyboard.
3. Replace system board.
===========================================================================
Message Beeps Probable Cause Recommended Action
===========================================================================
303 - Keyboard None System board Replace the system
Controller Error keyboard board.
controller
failure.
---------------------------------------------------------------------------
304 - Keyboard None Defective keyboard. Check external keyboard.
or System Unit
Error ----------------------------------------------
Defective system Replace system board.
board.
---------------------------------------------------------------------------
40X - Parallel 2 Short Both external Run Computer Setup.
Port X Address and internal ports
Assignment are assigned to
Conflict parallel port X.
---------------------------------------------------------------------------
401 - Printer None Defective printer Replace the system
Error controller. board, if applicable.
---------------------------------------------------------------------------
501 - Display 1 Long, Video display 1. Replace the video
Adapter Failure 2 Short controller. board if external one
used.
2. Replace the system
board.
---------------------------------------------------------------------------
601 - Diskette None Diskette controller 1. Make sure diskette
Controller Error circuitry. drive cable is
seated.
2. Replace the diskette
drive cable.
3. Replace the diskette
drive.