VTech Go! Go! Smart Wheels Choo-Choo Train Playset User Manual page 12

• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that
to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.
Caution: Changes or modifications not expressly approved by the
party responsible for compliance could void the user's authority to
operate the equipment.
12