Using the software, Troubleshooting and confirming setup, Hardware replacement guide – Lenovo IdeaCentre K450 Desktop User Manual
Page 5: Appendix

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Contents
Using the Software ................................................................... 29
Troubleshooting and Confirming Setup ................................. 31
Troubleshooting Display Problems ............................................................32
Troubleshooting Audio Problems ..............................................................33
Troubleshooting Software Problems .........................................................34
Troubleshooting Problems with Optical Drives and Hard Disks .................34
Special considerations for troubleshooting Windows ................................35
Windows Help and Support .....................................................................36
Performing Daily Maintenance Tasks ........................................................37
Hardware Replacement Guide ................................................ 39
Appendix. .................................................................................. 61
Enabling ErP compliance mode ................................................................64