HP Z220 CMT Series, Maintenance And Service Manual, Page: 166 / 198

Table 4-10 POST error messages (continued)
Screen message Probable cause Recommended action
162—Systems Options Error 1. Run the Computer Setup (F10) utility and set
default settings.
2. Replace the CMOS battery.
3. Replace the system board.
163—Time and Date Not Set ● Invalid time or date in
configuration memory.
●
RTC battery might need
replacement.
● CMOS jumper might not be
properly installed.
1. Set the date and time from the Control Panel or in
the Computer Setup (F10) Utility (depending on
the operating system).
2.
If the problem persists, replace the RTC battery.
164—Memory Size Error Memory configuration is incorrect. Confirm that the correct memory is installed in the
system.
201—Memory Error RAM failure. 1. Run the Computer Setup (F10) utility or the
Windows utilities.
2.
Be sure that memory modules are installed
correctly.
3. Verify the memory module type.
4. Remove and replace memory modules one at a
time to isolate faulty modules.
5. Replace faulty memory modules.
6. If the error persists after replacing memory
modules, replace the system board.
214—DIMM Configuration
Warning DIMMs are not installed correctly (not
paired correctly). See the service label on the computer access panel for
the correct memory configurations, and reseat the
DIMMs accordingly.
301—Keyboard Error Keyboard failure. 1. Reconnect the keyboard with the computer
powered off.
2. Connect a keyboard directly to the computer
(instead of through a switch box).
3. Be sure that none of the keys are pressed.
4. Replace the keyboard.
303—Keyboard Controller
Error I/O board keyboard controller is
defective or is not set properly. 1. Reconnect the keyboard with the computer
powered off.
2. Connect a keyboard directly to the computer
(instead of through a switch box).
3. Replace the system board.
154 Chapter 4 Diagnostics and troubleshooting