Hardware Maintenance Manual - Lenovo V480, V480c
Page 36
...ac power adapter for correct continuity and installation. • If the computer does not charge during operation, go to Chapter 5 "Lenovo V480 and V480c" on page 31 To check the ac power adapter, do the following symptoms might indicate damage caused by nonwarranted activities: •... supply checkouts: • "Checking the ac power adapter" on page 30 • "Checking operational charging" on page 31 • "Checking the battery pack" on laptop products The following : 1. Measure the output voltage at the plug of the ac power adapter cable. 3 2 1 (20V) Pin Voltage (V dc) 1 +20 ...
...ac power adapter for correct continuity and installation. • If the computer does not charge during operation, go to Chapter 5 "Lenovo V480 and V480c" on page 31 To check the ac power adapter, do the following symptoms might indicate damage caused by nonwarranted activities: •... supply checkouts: • "Checking the ac power adapter" on page 30 • "Checking operational charging" on page 31 • "Checking the battery pack" on laptop products The following : 1. Measure the output voltage at the plug of the ac power adapter cable. 3 2 1 (20V) Pin Voltage (V dc) 1 +20 ...