94Checking the settingsYESYESYESYESAre the AV RECEIVER's network settings correct?Are the router, hub and other peripherals properly connected?Are the router's settings correct?Set the IP address and other parametersproperly. For a fixed IP setting, checkwhether the IP address is redundant withthat of other devices, and check whether thesubnet mask setting is correct.Connect properly to peripherals.Check the router's operating instructionsand set properly.Check whether there are connectionrestrictions due to the MAC address, etc.NONONO5. Network/USB5.1. Cannot connect to networkYESIs the LAN cable properly connected? Check the LAN cable properly then turn thepower back on.NOChecking the environmentThe IC322 and surrounding circuitry are defective.Checking the set (AV RECEIVER)YESYESYESYESIs output voltage (3.3V) supplied from IC301?Is output voltage (1.2V) supplied from IC304?Is the version of IMG or Ethernet SBL displayed with Version checkmode?Is a voltage (5V) supplied between CN903 2pin and 4pin?The IC301 and surrounding circuitry orcircuitry of 3.3v device is defective.The IC304 or IC390 and surroundingcircuitry is defective.The firmware of ethernet is defective.The circuit from AC inlet to CN903 is defective.NONONONO
