Troubleshooting Guide

Troubleshooting

SYMPTOM	CAUSE	SOLUTION

No lights on Front Panel	• No AC power	• Make certain AC power cord is plugged into
		a live outlet.

Remote does not appear	• Main Power Switch turned off	• Turn on Main Power Switch.
to operate	• Weak batteries	• Install fresh batteries, observing polarity indications.
	• Blocked sensor	• Remove obstructions from the front panel sensor or
		connect a remote sensor to the Remote In jack
		on the rear panel.

Front panel lights, but CD	• Disc upside down	• Reload disc with label side facing up.
does not play

Play indicator lights, but	•Poor connections	• Make certain connections are secure and made
no sound is heard	• Wrong source connected	to the correct (e.g., CD) input.
	• Wrong source connected	• Select CD source on receiver or preamp.

Sound skips or stutters	• Disc may be damaged	• Try another disc.
during play	• Surface vibrations	• Isolate the unit from vibration by placing it on a
		firm surface or move it further away from speakers.

Sound is continually distorted	• Incorrect input	• Make certain that the HD720 is connected to a line-
		level audio input, NOT a digital audio or phono input.

HD720 specifications

The Harman Kardon HD720 is a powerful and versatile audio receiver that has captured the attention of audiophiles and casual listeners alike. Known for its exceptional sound clarity and rich feature set, the HD720 serves as the backbone for a high-quality home theater experience.

One of the standout features of the HD720 is its ability to deliver immersive 7.1 channel surround sound. This allows users to enjoy their favorite movies, music, and games with incredible depth and detail, providing a truly cinematic experience. The receiver is equipped with advanced audio processing technologies, including Dolby Digital and DTS, ensuring that every sound element is captured and reproduced with precision.

The Harman Kardon HD720 also supports a variety of audio formats, making it a versatile choice for different media types. It can decode various high-definition audio formats, providing maximum fidelity for both stereo and surround sound content. This makes it an excellent choice for those who value audio quality and want to experience their media as intended by artists and producers.

Connectivity is another strong suit of the HD720. The receiver features multiple HDMI inputs, allowing users to connect their Blu-ray players, gaming consoles, and streaming devices effortlessly. It also includes USB and Bluetooth connectivity, enabling seamless integration with smartphones and tablets. This means users can easily stream their favorite playlists or podcasts from their devices without the need for additional equipment.

In terms of design, the HD720 showcases a sleek, modern look that fits well with contemporary home decor. Its intuitive interface and remote control make it user-friendly, and the on-screen display provides easy navigation through the various settings and functions.

Moreover, the HD720 is engineered with energy efficiency in mind, making it an environmentally friendly choice for audio enthusiasts. It also features an eco-friendly standby mode that minimizes power consumption when not in use.

In conclusion, the Harman Kardon HD720 is a robust audio receiver that combines high-performance sound processing with modern connectivity options. Its ability to enhance every listening experience draws fans from a wide range of backgrounds, whether it be for casual listening or serious home theater setups. With its blend of technology, design, and functionality, the HD720 remains a popular choice among audio equipment.