What to do if there is no sound from Harman Kardon HK 3770 Stereo Receiver?
If your Harman Kardon Stereo Receiver isn't producing any sound, ensure that all input and speaker connections are securely connected. Check if the Mute button is activated. Increase the volume. Select the correct source. Activate Speaker 1 or Speaker 2. Finally, ensure headphones are unplugged.
What to do if there is no sound from any speaker connected to Harman Kardon HK 3770 Stereo Receiver?
If there's no sound coming from any speaker connected to your Harman Kardon Stereo Receiver, check the speaker wire connections for any shorts at both the receiver and speaker ends. If the issue persists, it is recommended to contact your local Harman Kardon service center.
Why Harman Kardon HK 3770 Stereo Receiver does not respond to remote commands?
If your Harman Kardon Stereo Receiver unit isn't responding to the remote commands, try replacing the remote batteries. Also, make sure that the front-panel sensor on the receiver is unobstructed and visible to the remote. If necessary, connect an optional remote sensor.
How to fix Harman Kardon HK 3770 Stereo Receiver that does not turn on?
If your Harman Kardon Stereo Receiver unit does not function when the main power switch is turned on, first ensure the AC power cord is properly plugged into a working electrical outlet. Also, verify that the outlet isn't controlled by a switch.
How to stop intermittent buzzing in Harman Kardon HK 3770 Stereo Receiver tuner?
If you are experiencing intermittent buzzing in the tuner of your Harman Kardon Stereo Receiver, try moving the unit or its antenna away from potential sources of interference, such as computers, fluorescent lights, motors, or other electrical appliances.
General| Receiver type | stereo |
|---|---|
| Frequency range | 10 - 130000 Hz |
| Audio output channels | 2.0 channels |
| Signal-to-Noise Ratio (SNR) | 100 dB |
| Power output per channel (20-20KHz@8 Ohm) | 120 W |
| HDMI in | 0 |
| AC (power) in | Yes |
| Audio (L/R) in | 5 |
| Digital audio coaxial in | 1 |
| Digital audio optical in | 2 |
| Connectivity technology | Wired |
| Speakers connectivity type | Banana connector |
| Wi-Fi | No |
| Supported radio bands | AM, FM |
| Display | - |
| Product color | Black |
| AC input voltage | 220-240 V |
| AC input frequency | 50 - 60 Hz |
| Power consumption (standby) | 0.5 W |
| Power consumption (typical) | 480 W |
Weight and Dimensions| Depth | 300 mm |
|---|---|
| Width | 440 mm |
| Height | 121 mm |
| Weight | 6000 g |
Guidelines for safe handling of the AC power cord and precautions against opening the cabinet.
Information on proper grounding for CATV or antenna systems to protect against surges.
Recommendations for placing the receiver to ensure proper ventilation and avoid heat buildup.
Instructions on verifying line voltage and avoiding the use of extension cords.
Guidance on positioning left and right speakers for optimal stereo imaging.
Tips for optimal subwoofer placement to achieve the best bass performance.
Instructions on connecting speaker cables, ensuring correct polarity.
Procedure for connecting a subwoofer to the receiver's Pre-Out.
Solutions for when the unit does not power on or function correctly.
Troubleshooting steps for lack of sound or distorted audio sources.
Resolving problems with remote command response and tuner buzzing.
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