Extensa 4620Z / 4220 User's Guide EN
Page 85
... to open the computer yourself; Hard disk 0 extended Contact your dealer or an authorized service center. Error messages Corrective action CMOS battery bad Contact your dealer or an authorized service center. CMOS checksum error Contact your dealer or an authorized service center. keyboard connected Keyboard interface error Contact your dealer or an authorized...
... to open the computer yourself; Hard disk 0 extended Contact your dealer or an authorized service center. Error messages Corrective action CMOS battery bad Contact your dealer or an authorized service center. CMOS checksum error Contact your dealer or an authorized service center. keyboard connected Keyboard interface error Contact your dealer or an authorized...
TravelMate 4320/4720 and Extensa 4220/4620 Service Guide
Page 108
... the LCD connector Hard disk drive LCD cable LCD inverter LCD Mainboard Reconnect the LCD connectors. RTC battery Run BIOS Setup Utility to reconfigure system time, then reboot system. Mainboard Enter Setup and see POST... on and LCD is connected tightly and correctly. Power source (battery pack and power adapter.) See "Power System Check". "Load Default Settings" in BIOS Setup Utility. Default...Messages Error Message List Error Messages Stuck Key System CMOS checksum bad - Power-on indicator turns on LCD during POST.
... the LCD connector Hard disk drive LCD cable LCD inverter LCD Mainboard Reconnect the LCD connectors. RTC battery Run BIOS Setup Utility to reconfigure system time, then reboot system. Mainboard Enter Setup and see POST... on and LCD is connected tightly and correctly. Power source (battery pack and power adapter.) See "Power System Check". "Load Default Settings" in BIOS Setup Utility. Default...Messages Error Message List Error Messages Stuck Key System CMOS checksum bad - Power-on indicator turns on LCD during POST.