Service and Maintain

C–2 390742-002 Service Reference Guide, dc7600
POST Error Messages
162-System Options
Not Set
Configuration incorrect.
RTC (real-time clock)
battery may need to be
replaced.
Run Computer Setup (F10 Setup) and
check configuration of Onboard
Devices.
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.
163-Time & Date Not
Set
Invalid time or date in
configuration memory.
RTC (real-time clock)
battery may need to be
replaced.
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.
CMOS jumper may not
be properly installed.
Check for proper placement of the
CMOS jumper, if applicable.
164-Memory Size Error Memory amount has
changed since the last
boot (memory added or
removed).
Press the F1 key to save the memory
changes.
Memory configuration is
incorrect.
Run Computer Setup (F10 Setup).
Make sure memory module(s) (if any) are
installed properly.
If third party memory has been added,
test using HP-only memory.
Verify proper memory module type.
201-Memory Error RAM failure. Run Computer Setup (F10 Setup) or
Windows utilities.
Ensure memory and continuity modules
are installed correctly.
Verify proper memory module type.
Remove and replace the identified faulty
memory module(s).
If the error persists after replacing
memory modules, replace the system
board.
202-Memory Type
Mismatch
Memory modules do not
match each other.
Replace memory modules with matched
sets.
POST Error Messages (Continued)
Screen Message Probable Cause Recommended Action