User Manual
Page 35
... USB mouse is blank. Verify that : v The computer is correctly connected to the rear of the computer and to one of Lenovo Support telephone numbers. v The USB keyboard or mouse is correctly connected to the rear of the computer and to the ThinkCentre Safety and Warranty Guide... that : v The power cord is correctly connected to a working electrical outlet. v For the USB keyboard, no keys are set correctly. Action Verify that came with your computer for your computer problems. Note: If you press the power switch. The monitor screen...
... USB mouse is blank. Verify that : v The computer is correctly connected to the rear of the computer and to one of Lenovo Support telephone numbers. v The USB keyboard or mouse is correctly connected to the rear of the computer and to the ThinkCentre Safety and Warranty Guide... that : v The power cord is correctly connected to a working electrical outlet. v For the USB keyboard, no keys are set correctly. Action Verify that came with your computer for your computer problems. Note: If you press the power switch. The monitor screen...