D-2 POST Error Messages
POST Error Messages
Continued
Screen Message Beeps* Probable Cause Recommended Action
163-Time & Date Not Set 2S Invalid time or date in
configuration memory.
RTC (real-time clock)
battery may need to be
replaced. Battery life is
approximately five years.
CMOS jumper may not
be properly installed.
Set the date and time under Control
Panel or in F10 Setup depending
on the operating system.
If the problem persists, replace the
RTC battery.
Check for proper placement of the
CMOS jumper.
164-Memory Size Error 2S Memory configuration
is incorrect.
1. Run Computer Setup (F10
Setup) or Windows utilities.
2. Make sure memory module(s)
(if any) are installed properly.
3. If third party memory has been
added, test using Compaq-only
memory.
4. Verify proper memory module
type.
183-Invalid Processor Jumper
Setting
2S System board jumper
improperly set.
Reset system board jumpers to
match processor and bus speeds.
201-Memory Error None RAM failure. 1. Run computer Setup (F10
Setup) or Windows utilities.
2. Ensure memory and continuity
modules are installed correctly.
3. Verify proper memory module
type.
4. Remove and replace memory
module(s) one at a time to
isolate faulty module.
5. Replace the faulty memory
module(s).
6. If error persists after replacing
memory modules, replace the
system board.
202-Memory Type Mismatch None Memory modules do not
match each other.
Replace memory modules with
matched sets.
* L = Long, S = Short
Continued