Compaq 247320-003 - Deskpro 4000 - 5166 Model 2500/CDS Reference Manual page 208

Message Beeps*
201-Memory Error None
203-Memory Address None
Error
205-Memory Error None
206-Secondary None
cache controller
failure
207-ECC corrected 2S
single bit error
213-Incompatible 2S
DIMM Module in
DIMM Socket(s) X,
X...
301-Keyboard Error None
301-Keyboard Error None
or Test Fixture
Installed
303-Keyboard None
Controller Error
* L = Long, S = Short
Probable Cause
RAM failure.
RAM failure.
Cache memory error
(processor cache).
Cache memory controller or
RAM failure.
Single Bit ECC error
Incompatible memory module
in DIMM socket(s) indicated in
error message, where X
represents the DIMM socket
number as labeled on the
system board.
Keyboard failure.
Keyboard failure.
I/O board keyboard controller.
Recommended Action
1. Run Computer Setup or
Windows NT or Windows 95
utilities.
2. Replace the memory module(s)
(if any).
3. Replace system board.
1. Run Computer Setup or
Windows NT or Windows 95
utilities.
2. Replace the memory module(s)
(if any).
3. Replace system board.
Run the Configuration and
Diagnostics utilities.
Run the Configuration and
Diagnostics utilities.
Replace DIMM if error persists.
Replace incompatible modules with
DIMMs that meet the proper criteria.
Refer to "Solving Memory Problems"
in chapter 9, "Troubleshooting."
Reconnect keyboard with computer
turned off.
Replace the keyboard.
Reconnect keyboard with computer
turned off.
Replace the system board.