18 MaintenanceRegular maintenance, such as cleaningthe television, is the responsibility ofthe user. To achieve the best result,follow the instructions to the right.Contact your Bang & Olufsen retailerto determine recommendations forregular maintenance.CleaningNever use alcohol or other solvents to clean anypart of the television, stand or wall bracket!Cabinet surfacesWipe dust off the surfaces using a dry, soft cloth.Remove grease stains or persistent dirt with a soft,lint-free, firmly wrung cloth, dipped in a solution ofwater containing only a few drops of mild detergent,such as washing-up liquid.The speaker cover may also be cleaned with avacuum cleaner, set to the lowest level.Anti-reflex coated screen …To clean the picture screen, use a mild windowcleaning fluid (not containing alcohol). To retainthe optimum performance of the screen, make surethat no streaks or traces of the cleaning fluid areleft on the screen.Beo4Wipe the Beo4 remote control with a soft, lint-free,firmly wrung cloth.Changing the Beo4 batteriesWhen BATTERY appears in the Beo4 display, it istime to change the batteries in the remote control.The Beo4 requires three batteries. We recommendthat you use Alkaline batteries only (1.5 V – sizeAAA). Replace the batteries as shown on thispage. Keep a finger on top of the batteries untilthe lid is replacedWhen you have replaced the batteries, wait about10 seconds until TV appears in the display. TheBeo4 remote control is then ready for use.Do not expose batteries to excessive heat such assunshine, fire or the like! 12312NOTE! If the front screen glass should crack orchip, or if it should be damaged in any way, itmust be replaced immediately, as it could other-wise cause injury. You can order replacementfront screen glass from your Bang & Olufsenretailer.