Sony CFD-E55 Operating Instructions (primary manual) - Page 26

Setting Up Choosing the power sources You can use the AC power or batteries as a power source. Note Before you replace the batteries, be sure to take out the CD from the player. Tip When the AC power cord is disconnected and the batteries for the player are not inserted (but the back-up batteries are inserted), the time display on the display window becomes dim to prevent battery exhaustion. AC IN 13 Battery compartment 2 to a wall outlet 1 Inserting the back-up batteries Insert three size AA (R6) batteries (not supplied) into the battery compartment. These batteries work to save the memory data. Replacing batteries Take out the batteries as illustrated. 26 Setting Up