Lenovo S9e Laptop User Guide - IdeaPad S9e and S10e - Page 119

Occasionally clean your computer as follows: 1. Prepare a mixture of a gentle kitchen-use detergent (one that does not contain abrasive powder or strong chemicals such as acid or alkaline). Use 5 parts water to 1 part detergent. 2. Absorb the diluted detergent into a sponge. 3. Squeeze excess liquid from the sponge. 4. Wipe the cover with the sponge, using a circular motion and taking care not to let any excess liquid drip. 5. Wipe the surface to remove the detergent. 6. Rinse the sponge with clean running water. 7. Wipe the cover with the clean sponge. 8. Wipe the surface again with a dry, soft lint-free cloth. 9. Wait for the surface to dry completely and remove any cloth fibers from the computer surface. Cleaning your computer keyboard Occasionally clean your computer as follows: 1. Absorb some isopropyl rubbing alcohol on a soft, dust-free cloth. 2. Wipe each keytop surface with the cloth. Wipe the keys one by one; if you wipe several keys at a time, the cloth may hook onto an adjacent key and possibly damage it. Make sure that no liquid drips onto or between the keys. 3. Allow to dry. 4. To remove any crumbs and dust from beneath the keys, you can use a camera blower with a brush or cool air from a hair drier. Chapter 7. Safety, use, and care information 111