Lenovo V490u Laptop User Guide - Lenovo V490u - Page 9
Power supply statement, External devices, Lithium coin cell battery notice
View all Lenovo V490u Laptop manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 9 highlights
Power supply statement DANGER Never remove the cover on a power supply or any part that has the following label attached. Hazardous voltage, current, and energy levels are present inside any component that has this label attached. There are no serviceable parts inside these components. If you suspect a problem with one of these parts, contact a service technician. External devices CAUTION: Do not connect or disconnect any external device cables other than Universal Serial Bus (USB) cable while the computer power is on; otherwise, you might damage your computer. To avoid possible damage to attached devices, wait at least five seconds after the computer is shut down to disconnect external devices. Lithium coin cell battery notice DANGER Danger of explosion if battery is incorrectly replaced. When replacing the lithium coin cell battery, use only the same or an equivalent type that is recommended by the manufacturer. The battery contains lithium and can explode if not properly used, handled, or disposed of. Do not: • Throw or immerse into water • Heat to more than 100°C (212°F) • Repair or disassemble Dispose of the battery as required by local ordinances or regulations. The following statement applies to users in the state of California, U.S.A. California Perchlorate Information: Products containing manganese dioxide lithium coin cell batteries may contain perchlorate. Perchlorate Material - special handling may apply, See www.dtsc.ca.gov/hazardouswaste/perchlorate © Copyright Lenovo 2012 vii