INDOOR DEVICE EXTERNALLY DIAGNOSTIC DEVICE FOR INDOOR DEVICE, INDOOR DEVICE NETWORK SYSTEM AND DIAGNOSTIC METHOD FOR INDOOR DEVICE STATE

摘要

PROBLEM TO BE SOLVED: To diagnose an individual device without needing a communication function for all AV devices in the case of remotely diagnosing the devices that are mutually connected through a digital bus.;SOLUTION: The function of a 1394 CMM function in the native layer 16 of a FAV 1 is extended to be a 1394 CMM&Modem 8 having a modem management function, the FAV 1 and a BAV 21 are provided with data transmitting and receiving parts 151,..., 15n, a modem management function Modem is also provided in the native layer 16 of a support center 10 outside the house, and a data analyzing part 11 analyzes data transmitted form the 1394 CMM&Modem 8 of the device in the house without going through a HAVi hierarchy.;COPYRIGHT: (C)2001,JPO