Denon AVR-S900W Owner's Manual page 248

Contents Connections Playback Settings Tips Appendix
Pairing
Pairing (registration) is an operation that is required in order to connect a
Bluetooth device to this unit using Bluetooth. When paired, the devices
authenticate each other and can connect without mistaken connections
occurring.
When using Bluetooth connection for the first time, you need to pair this
unit and the Bluetooth device to be connected.
This unit can store pairing information for a maximum of 8 devices.
Protection circuit
This is a function to prevent damage to devices within the power supply
when an abnormality such as an overload, excess voltage occurs or over
temperature for any reason.
If a malfunction occurs in this unit, the power indicator blinks red and the
unit switches to standby mode.
Front panel Display Rear panel 248 Remote Index