JVC RA-D38B Instruction Manual page 13

Remove the mains plug from the mains socket if you want to switch the
unit off completely.
• Ensure all audio connections of the unit are connected before
connecting to the mains power socket.
• Make sure the mains plug is firmly inserted into the mains socket.
• To switch the unit off completely, remove the mains plug from the
mains socket.
• Please turn the unit off completely to save energy when not in use.
• Use the mains cable as the disconnect device. The disconnect device
shall remain readily operable.
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