Operations cannot be performed through the remote control unit

Batteries are worn out. Replace with new batteries. link

Operate the remote control unit within a distance of about 23 ft/7 m from this unit and at an angle of within 30°. link

Remove any obstacle between this unit and the remote control unit.

Insert the batteries in the proper direction, checking the and marks. link

The set’s remote control sensor is exposed to strong light (direct sunlight, inverter type fluorescent bulb light, etc.). Move the set to a place in which the remote control sensor will not be exposed to strong light.

When using a 3D video device, the remote control unit of this unit may not function due to effects of infrared communications between units (such as TV and glasses for 3D viewing). In this case, adjust the direction of units with the 3D communications function and their distance to ensure they do not affect operations from the remote control unit of this unit.

Press the AMP button to switch the remote control operating mode to amplifier operating mode. link

Remote control amplifier operating mode is disabled. Press and hold the AMP and SETUP buttons simultaneously for 3 seconds or more to enable amp operating mode.

The device to be operated by the VOLUME and buttons is a Marantz streaming preamplifier. If the remote control is in SACD player operation mode and the volume of this unit cannot be adjusted, switch the device to be operated to this unit. link

The device to be operated by the VOLUME and buttons is a Marantz streaming preamplifier. If the remote control is in streaming preamplifier operation mode and the volume of this unit cannot be adjusted, switch the device to be operated to this unit. link

The remote control code between this unit and the remote control is different. Set this unit and the remote control to the same remote control code. link

The EXTERNAL/INTERNAL switch should be switched to “INTERNAL” if the Marantz audio device is not remotely connected and is used only with this unit. link