Crown Verity PMA-150H Integrated Network Amplifier with 70W Power per Channel and HEOS Built-in Amplifiers Denon

Insert connection cables all the way in.

Check that input connectors and output connectors are not reversely connected.

Check cables for damage.

Check that speaker cables are properly connected. Check that cable core wires come in contact with the metal part on speaker terminals. (v p. 22)

Securely tighten the speaker terminals. Check speaker terminals for looseness. (v p. 22)

Check that the correct input source is selected when audio is being input to this unit from an external device. (v p. 36)

Check the digital audio output setting on the connected device. The initial settings may be off depending on the device.

No sound is output from the speakers when headphones are connected. (v p. 13)

Do not input Dolby Digital, DTS, AAC or other non-linear PCM signals into the OPTICAL 1/2 or COAXIAL jacks of this unit. This causes noise and could

damage the speakers. (v p. 72)