Denon AVR-A1H 15.4-Channel Network A/V Receiver - Manual (Page 304)

Cannot connect to a wireless LAN network
Cannot connect to the network.
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The network name (SSID), password and encryption setting have not been set up correctly. Configure the network settings according to the setting
details of this unit. ( v p. 257)
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Shorten the distance from the wireless LAN access point and remove any obstructions to improve access first before re-connecting again. Place the
unit away from microwave ovens and other network access points.
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Configure the access point channel settings away from channels that are being used by other networks.
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This unit is not compatible with WEP (TSN).
Cannot connect to a WPS Router.
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Check that the WPS mode of the router is operating.
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Press the WPS button on the router and then press the “Connect” button displayed on the TV within 2 minutes.
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A router/settings that are compatible with WPS 2.0 standards are required. Set the encryption type to “None”, “WPA-PSK (AES)” or WPA2-PSK (AES).
( v p. 257)
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If the router encryption method is WEP/WPA-TKIP/WPA2-TKIP, you cannot connect by using the WPS button on the router. In this case, use the “Scan
Networks” or “Manual” method to connect.
Cannot connect to the network using iPhone/iPod touch/iPad.
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Update the iPhone/iPod touch/iPad firmware to the latest version.
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When configuring the settings via a wireless connection, iOS 10.0.2 or later needs to be supported.
Contents Connections Playback Settings Tips Appendix
304
Front panel Display Rear panel Remote Index