Harman Kardon Avr 51 User Manual 134 Upd Jun 2026

Dolby Digital (AC-3), Dolby Pro Logic, Theater, and Hall modes Frequency Response: 10Hz – 80kHz (1W, +0dB, -3dB) Signal-to-Noise Ratio: 95dB (Line-level inputs) 2. Unpacking and Physical Installation

Before playing audio, configure the system via the front panel or the remote control. Basic Configuration Steps harman kardon avr 51 user manual 134 upd

Dealing with common issues like protection mode triggering (often due to over-heating or speaker wire shorts). Tips for Maintaining Your Harman Kardon AVR 51 Dolby Digital (AC-3), Dolby Pro Logic, Theater, and

Unplug any cable TV lines or external antennae connected to your system. If the hum disappears, install an isolation transformer on the coaxial line. Tips for Maintaining Your Harman Kardon AVR 51

To get proper imaging from Dolby Pro Logic, you must level-match your speakers: Press the button on your remote control.

: For newer networked models, updates can be managed through the Harman Kardon One app . Select the product in the app, go to Product Information , and then Product Software to check for updates.

The front panel of the AVR 51 features the following controls: