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Rear panel
![Name Rear Small1 A74U](fig/Name Rear Small1 A74U_DRDZILktgoyacl.png)
Bluetooth/wireless LAN antenna connectors
Used to connect the included external antennas for Bluetooth/wireless connectivity when connecting to a network via wireless LAN, or when connecting to a handheld device via Bluetooth. link
![Pict AntennaAngle A74U](fig/Pict AntennaAngle A74U_DRDZILpyfxbnsd.png)
DC OUT jacks
Used to connect devices equipped with the trigger function. link
Digital audio connectors (DIGITAL AUDIO)
Used to connect devices equipped with digital audio connectors.
RS-232C connector
Used to connect home automation controller devices fitted with RS-232C connectors. Consult the owner’s manual of the home automation controller for more information about serial control of this unit.
Perform the operation below beforehand.
![Name Rear Small2 A74U](fig/Name Rear Small2 A74U_DRDZILxximkerw.png)
FLASHER IN jack
Used when using a control BOX or other such control devices to control this unit.
SIGNAL GND terminal
Used to connect a ground wire for the turntable. link
NETWORK connector
Used to connect to a LAN cable when connecting to a wired LAN network. link
REMOTE CONTROL jacks
Used to connect infrared receivers/transmitters in order to operate this unit and external devices from a different room. link
Video connectors (VIDEO)
Used to connect devices equipped with video connectors.
HDMI connectors
Used to connect devices equipped with HDMI connectors.
AC inlet (AC IN)
Used to connect the power cord. link
![Name Rear Small3 A74U](fig/Name Rear Small3 A74U_DRDZILlpcsvetd.png)
FM/AM antenna terminals (ANTENNA)
Used to connect FM antennas and AM loop antennas. link
Analog audio connectors (AUDIO)
Used to connect devices equipped with analog audio connectors.
7.1-channel input connectors (7.1CH IN)
Used to connect to a device that has multi-channel audio output connectors. link
BALANCED XLR PRE OUT connectors
Used to connect a power amp with BALANCED XLR input connectors. link
UNBALANCED RCA PRE OUT connectors
Used to connect a power amp with UNBALANCED RCA input connectors. link
Component video connectors (COMPONENT VIDEO)
Used to connect devices equipped with component video connectors.
Do not touch the inner pins of the connectors on the rear panel. Electrostatic discharge may cause permanent damage to the unit.