How to Change the Batteries in Your Sony Sports Walkman WMFS399

The Sony Sports Walkman WMFS399 is another in the water resistant sports series design with a special case made especially for the outdoors. The Sony Sports Walkman WMFS399 plays audio cassettes and AM and FM radio stations. This model also features 18 hours of extended battery life with two new AA batteries. If you need to change the batteries in your Sony Sports Walkman WMFS399, you can do so by following the steps below.

Instructions

Difficulty: Easy

Things You’ll Need:

• Sony Sports Walkman WMFS399
• Two AA batteries

1. Open the cassette holder on the Sony Sports Walkman WMFS399.
2. Release the catch on the battery compartment lid to open the compartment.
3. Remove the old AA batteries from the compartment by pushing on the "–" end of the battery.
   
4. Insert two new AA batteries, ensuring that the polarity (+ and –) match with the labels of polarity in the battery compartment.
5. Close the battery compartment lid and ensure that it catches.
6. You are now ready to use your Sony Sports Walkman WMFS399.

Tips & Warnings

• When the battery symbol on the LCD screen flashes, it’s time to change the batteries.
• Only use new or rechargeable batteries in the Sony Sports Walkman WMFS399.
• When replacing the batteries, do so within 30 seconds of taking the old ones out or the memory, including any preset stations, will be erased and lost.
• Do not store the Sony Sports Walkman WMFS399 with batteries in it, as batteries can leak and corrode and seriously damage the unit.

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