To Next PageTo Next PageWhy does my Onkyo TX-SR343 turn off unexpectedly?
Your Onkyo Receiver might be turning off unexpectedly because Auto Standby or Sleep Timer is set. Check these settings. Alternatively, the protection circuit may have been activated; look for 'AMP Diag Mode' on the display and follow the instructions. A short-circuit in the speaker cables could also be the cause. Turn off the unit, check the speaker cables, and turn it on again.
What to do if there's no sound or very quiet sound on my Onkyo Receiver?
If there's no sound or the sound is very quiet on your Onkyo Receiver, ensure that you've selected the correct input for your player and that muting is not enabled. Also, consider that not all listening modes use all speakers, so you may need to adjust the listening mode settings.
What to do if my Onkyo TX-SR343 Receiver has no picture?
If your Onkyo Receiver is not displaying a picture, first make sure that the correct input selector button is selected. If that's not the issue, enable the HDMI Standby Through function. Also, ensure there is sufficient distance between the TV antenna cable and the unit's cables to prevent interference.
How to fix video and audio out of sync on Onkyo TX-SR343?
If the video and audio are out of sync on your Onkyo Receiver, it might be because the video is delayed relative to the audio. Adjust the settings in 'Step 3: Playing Back', '4 Quick Setup Menu', 'A/V Sync'.
How to enable digital surround sound on Onkyo TX-SR343?
To enable digital surround sound on your Onkyo Receiver, set the audio output to 'Bitstream output' on the connected Blu-ray Disc Player or other device.
Why can't my Onkyo TX-SR343 output audio according to the source format?
If your Onkyo Receiver cannot output audio according to the format of the source, you may need to change the Blu-ray Disc Player settings for audio output. Set 'BD video supplementary sound' (or secondary sound) to 'Off'.
Why is HDMI control not working correctly on my Onkyo TX-SR343?
If HDMI control is not functioning correctly on your Onkyo Receiver, the CEC link function of the unit might be off. Set the CEC link function of the unit to on.
General| Impedance | 16 Ω |
|---|---|
| Receiver type | - |
| Frequency range | 10 - 100000 Hz |
| Output impedance | 470 Ω |
| Input sensitivity | 200 mV |
| Audio output channels | 5.1 channels |
| Signal-to-Noise Ratio (SNR) | 100 dB |
| Total Harmonic Distortion (THD) | 0.08 % |
| Dynamic power per channel (3 Ohm) | 160 W |
| Dynamic power per channel (4 Ohm) | 125 W |
| Dynamic power per channel (8 Ohm) | 85 W |
| Power output per channel (20-20KHz@8 Ohm) | 100 W |
| HDMI in | 4 |
| AC (power) in | Yes |
| Audio (L/R) in | 7 |
| Digital audio coaxial in | 1 |
| Component video (YPbPr/YCbCr) in | 2 |
| Ethernet LAN | No |
| Bluetooth version | 2.1+EDR |
| Bluetooth profiles | A2DP, AVRCP |
| AM band range | 522 - 1710 kHz |
| FM band range | 87.5 - 107.9 MHz |
| Supported radio bands | AM, FM |
| Preset stations quantity | 40 |
| Product color | Silver |
| Audio decoders | Dolby TrueHD, DTS-HD Master Audio |
| AC input voltage | 220-240 V |
| AC input frequency | 50 - 60 Hz |
| Power consumption (standby) | 0.3 W |
| Power consumption (typical) | 340 W |
| Package weight | 10500 g |
Weight and Dimensions| Depth | 328 mm |
|---|---|
| Width | 435 mm |
| Height | 160 mm |
| Weight | 7800 g |
Highlights the main features and capabilities of the AV receiver.
Detailed description of the controls and indicators on the front panel.
Explanation of the input/output terminals and their functions on the rear panel.
Guide to connecting the AV receiver to your TV and external audio/video players.
Instructions for connecting the AM and FM antennas for radio reception.
Procedure for connecting speakers to the AV receiver for audio output.
Steps to power on the AV receiver for the first time and basic operation.
Configuring speaker settings like channel assignment, distance, and volume levels.
Configuring HDMI CEC (RIHD), Standby Through, and ARC for enhanced connectivity.
Basic operations for controlling the AV receiver using the remote controller.
Instructions for pairing and playing audio wirelessly via Bluetooth.
How to tune into AM and FM radio stations and register presets.
Performing common settings via the TV screen using the Quick Setup menu.
Exploring additional functions for sound adjustment and input format checking.
Solutions for common problems like unexpected power off, no sound, or no picture.
Detailed technical specifications for the AV receiver's amplifier, tuner, and connectivity.
Information on supported video input formats and HDMI output resolutions.
