| 摘要 |
PROBLEM TO BE SOLVED: To provide a maintenance device for a KARAOKE machine capable of being brought to a shop where the KARAOKE sing-along machine is installed, and repairing the KARAOKE MACHINE. SOLUTION: A maintenance program and musical piece data for KARAOKE playing are stored in a portable HDD 2. The storage is executed by a maintenance center device 1. The portable HDD 2 is brought to the place (shop) where the KARAOKE machine 3 to be maintained is installed. The HDD is connected to the KARAOKE machine 3. The maintenance program is started by the KARAOKE machine 3 and the updating and restoring of the musical piece data of the hard disk built in the KARAOKE machine are executed by the musical piece data stored in the portable HDD 2. In addition, the operation logs of the KARAOKE machine are transferred to the portable HDD 2. As a result, the KARAOKE machine 3 is easily maintained. further, the portable HDD 2 is brought back to the maintenance center and is thereafter connected to the maintenance center device 1. The operation logs described above are copied to the maintenance center device 1 to facilitate the totalization of the logs. |
