Hardware Maintenance Manual - Lenovo V480, V480c
Page 36
..., see the appropriate one you are here because the computer fails only when the ac power adapter is supplied when you turn on laptop products The following symptoms might be a symptom of unauthorized service or modification. • If the spindle of a hard disk drive ... Pin Voltage (V dc) 1 +20 2 0 3 Ground Note: Output voltage of pin no.2 of the ac power adapter may have been subject to Chapter 5 "Lenovo V480 and V480c" on page 37. 30 Hardware Maintenance Manual Turn off the computer. 2. Connect the ac power adapter. 4. • Diskette drive damage caused by pressure...
..., see the appropriate one you are here because the computer fails only when the ac power adapter is supplied when you turn on laptop products The following symptoms might be a symptom of unauthorized service or modification. • If the spindle of a hard disk drive ... Pin Voltage (V dc) 1 +20 2 0 3 Ground Note: Output voltage of pin no.2 of the ac power adapter may have been subject to Chapter 5 "Lenovo V480 and V480c" on page 37. 30 Hardware Maintenance Manual Turn off the computer. 2. Connect the ac power adapter. 4. • Diskette drive damage caused by pressure...
