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TDK WR780 Instructions

Bluetooth wireless headphones

The battery for the WR780 is contained under the access cover on the right rear side

of the headphones, as shown in this image:

WR780 Bluetooth Wireless Headphones

Battery Replacement Instructions

1. With a pointed tweezers or scribe, press into the

soft round screw cover just below the battery

symbol on the battery compartment cover.

Carefully pry up to remove.

Table of Contents

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Page 1 WR780 Bluetooth Wireless Headphones Battery Replacement Instructions The battery for the WR780 is contained under the access cover on the right rear side of the headphones, as shown in this image: 1. With a pointed tweezers or scribe, press into the soft round screw cover just below the battery symbol on the battery compartment cover.
Page 2 2. Using a T-10 Torx driver, remove the screw holding the battery access cover. 3. Using a straightened, fairly heavy paper clip and a pliers, fashion a small approximately 3/16 inch hook at the end. 4. Hook the end of the paper clip into the bottom of the hole where the screw was removed with the hook facing toward the bottom of the access cover.
Page 3 5. Pull up firmly and sharply on the paper clip hook. This should release the clips holding the cover. 6. Disconnect the battery using fingers or a needle nosed pliers. 7. Remove the old battery and insert the replacement. Plug in the connector and press the cable in place.
Page 4 8. Insert the tab on the battery cover into the top of the battery compartment. 9. The battery cover should partially snap into place. Press firmly up from the bottom to fully seat the cover. 10. Reinstall the screw using the Torx driver. 11.