Lenovo C240 All-in-One - Manual (Page 5)

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Contents
Troubleshooting and Confirming Setup ................................. 21
Troubleshooting Display Problems ............................................................22
Troubleshooting Audio Problems ..............................................................23
Troubleshooting Software Problems .........................................................24
Troubleshooting Problems with Optical Drives and Hard Disks .................24
Special considerations for troubleshooting Windows ................................25
Windows Help and Support .....................................................................26
BIOS setup utility ......................................................................................26
Performing Daily Maintenance Tasks ........................................................27
Hardware Replacement Guide ................................................ 29
Overview ..................................................................................................30
Replacing hardware .................................................................................33
Appendix. .................................................................................. 37
Declaration ...............................................................................................37
Trademarks ..............................................................................................38
Energy Star Statement .............................................................................39
Enabling ErP compliance mode ................................................................40