HP Xw8400 - Workstation - 4 GB RAM Technical Reference Manual page 138

Table 5-18 POST error messages (continued)
Screen Message
163–Time and Date Not Set.
164–Memory Size Error.
201–Memory Error.
202–Mixed 533 and 667 MHz
memory detected.
207–Incompatible memory
modules detected.
209–Incompatible FBD
memory modules detected.
210–Incompatible memory
modules (AMBs) detected.
128 Chapter 5 System diagnostics and troubleshooting
Probable Cause
Invalid time or date in configuration
memory.
RTC (real-time clock) battery might
need to be replaced.
CMOS jumper might not be properly
installed.
The system memory size is different or
memory configuration has changed
from the last startup.
The memory test performed during
startup failed.
Memory modules do not match each
other.
Incompatible memory module(s)
detected.
Incompatible memory modules
detected.
Incompatible memory module(s)
detected. Mismatched Advanced
Memory Buffer (AMB) IC.
Recommended Action
1. Set the date and time under Control Panel or in
F10 Setup, depending on the operating system.
2. If the problem persists, replace the RTC battery.
1. Pressing F1 will record the configuration.
2. If the problem persists, be sure memory modules
(if any) are installed correctly.
3. If third-party memory has been added, test using
HP memory only.
4. Verify proper memory module type.
CAUTION: Disconnect AC power from the
workstation before reseating or replacing components
because there is power to the system board even when
the workstation is powered down.
1. Run Computer Setup (F10 Setup) or Windows
utilities.
2. Ensure that memory modules are installed
correctly.
3. Verify proper memory module type.
4. Remove and replace memory modules one at a
time to isolate faulty module.
5. Replace the faulty memory modules.
6. If error persists after replacing memory modules,
replace the system board.
Replace memory modules with matched sets.
1. Verify proper memory module type.
2. Try another memory socket.
3. Replace memory module if problem persists.
1. Verify proper memory module type.
2. Try another memory socket.
3. Replace memory module if problem persists.
1. Verify proper memory module type.
2. Try another memory socket.
3. Replace memory module if problem persists.
ENWW