[. . . ] You are required to show "Note for customers in Canada and Europe (except East Europe)" (in this instruction) to a Sony dealer in order to validate the warranty for this product. Should any problem occur with the unit, make the following simple checks to determine whether or not servicing is required. The alarm time appears for a few seconds, and then the ALARM A (or B) indicator lights up in the display. Press and hold DST for more than 3 seconds while the clock is displayed. [. . . ] A-1) Insert a new battery in the battery compartment with the e side facing up. To remove the battery from the battery compartment, push it out from the side marked PUSH. Insert the battery compartment back into the unit and secure it with the screw. A-3) When you are replacing the battery, press RADIO ON to turn "E" indicator off in the display. To change the setting for other models, follow the procedure from step 2. Model for other countries/ regions: Modèle pour les autres pays et régions : Note If you replace the battery, do not disconnect AC plug from AC outlet. Be sure to observe the correct polarity when installing the battery. Do not hold the battery with metallic tweezers, otherwise a short-circuit may occur. Do not expose the battery to excessive heat such as direct sunlight, fire or the like. Battery Warning When the unit will be left unplugged for a long time, remove the battery to avoid undue battery discharge and damage to the unit from battery leakage. Disposal of Old Electrical & Electronic Equipment (Applicable in the European Union and other European countries with separate collection systems) This symbol on the product or on its packaging indicates that this product shall not be treated as household waste. Instead it shall be handed over to the applicable collection point for the recycling of electrical and electronic equipment. By ensuring this product is disposed of correctly, you will help prevent potential negative consequences for the environment and human health, which could otherwise be caused by inappropriate waste handling of this product. For more detailed information about recycling of this product, please contact your local Civic Office, your household waste disposal service or the shop where you purchased the product. If you have any questions or problems concerning your unit, please consult your nearest Sony dealer. After setting the time, two short beep sound and the clock starts from 0 seconds. Pressing and holding + or ­ changes the year, month or day rapidly. When setting the current time, time changes rapidly by 1 minute-increments up to 10 minutes, and then by 10 minute-increments. While setting the clock, you must perform each step within 65 seconds, or the clock setting mode will be cancelled. The sound turns off but will automatically come on again after about 10 minutes. [. . . ] Supplied CR2032 battery for backup power source to keep the clock and alarm operating during a power interruption (East European model only). Extendable snooze -- snooze time can be extended from 10 to 60 minutes in maximum every time you use. Model for other countries/ regions: Extend the FM wire antenna fully to increase reception sensitivity. You can fall asleep to the radio using the built-in sleep timer that turns off the radio automatically after a preset duration. [. . . ]