HP XM600 hp kayak xm600 series 1, troubleshooting guide for minitower models - Page 23

Configuration Problems If There Is a CMOS Test Error If There Is a CMOS Test Error NOTE Before removing the cover, always switch off the display and PC Workstation. Disconnect the power cord and any accessory cables. When checks have been completed, close the PC Workstation and reconnect the power cord and accessory cables. Verify that the PC Workstation boots correctly. Symptom... Check that... How... POST displays CMOS test error. CMOS is a chip that keeps a record of installed components when the PC Workstation is turned off. The internal battery is working. You have the latest BIOS version. The system board is working. 1 Set the PC Workstation to the correct time (refer to the operating system manual). 2 Switch off and unplug the PC Workstation for an hour. 3 Restart the PC Workstation and check the time is correct. 4 If the time is incorrect, replace the battery by a new one. Refer to Chapter 2 of your PC Workstation User's Guide. If you need to update, download the latest BIOS version from the Kayak Support website: www.hp.com/go/kayaksupport, then HP Kayak XM600 PC Workstation. Replace the system board by a known working board from the same model of PC Workstation. If the problem persists, contact HP Support or your authorized dealer 23