---------------------------------------------------------------------------
178 - Processor None Processor type or Run Computer Setup.
Configuration step do not match
Invalid configuration
memory
---------------------------------------------------------------------------
201 - Memory None RAM failure 1. Run Computer
Error Setup.
2. Replace the
memory module(s)
(if any).
3. Replace system
board.
---------------------------------------------------------------------------
203 - Memory None RAM failure 1. Run Computer
Address Error Setup.
2. Replace the
memory module(s)
(if any).
3. Replace system
board.
---------------------------------------------------------------------------
Message Beeps Probable Cause Recommended Action
---------------------------------------------------------------------------
205 - Memory Error None Cache memory error Run the
Configuration and
Diagnostics
Utilities.
---------------------------------------------------------------------------
206 - Secondary None Cache memory Run the
cache controller controller or RAM Configuration
Failure failure and Diagnostics
Utilities.
---------------------------------------------------------------------------
301 - Keyboard None Keyboard Failure Reconnect keyboard
Error with computer
turned off.
---------------------------------------------------------------------------
301 - Keyboard None Keyboard Failure Replace the
Error or Text keyboard.
Fixture Installed
---------------------------------------------------------------------------
303 - Keyboard None I/O board keyboard Replace the system
Controller Error controller board.
---------------------------------------------------------------------------
304 - Keyboard or None Keyboard 1. Replace the
System Unit Error keyboard.
2. Replace the
system board.
---------------------------------------------------------------------------
40X - Parallel 2 Short Both external and Run Computer Setup.
Port X Address internal ports are
Assignment assigned to parallel
Conflict port X
---------------------------------------------------------------------------
402 - Monochrome 1 Long, Monochrome display Replace the
Adapter Failure 2 Short controller monochrome display
controller.