MODEL: CDR 4170 POWERFULLALARMTIMERPLAYRECCH1CH2CH4CH3POPPIPQUADENTERAUTOPLAYFFREWSTOPSEARCHSYS LOGSETUPWTMKBACKUPPTZALRSTRECPAUSEESCOSD ! ! ... ..: CAUTION CAUTION RISK OF ELECTRIC SHOCK. DO NOT OPEN. CAUTION! TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. Explanation of two Symbols The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the