HT-M77 - Home Theater SONY - Free user manual and instructions
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| Product Type | Home Theater System |
| Brand | Sony |
| Model | HT-M77 |
| Color | Black |
| Dimensions (Main Unit) | Approx. 430 x 340 x 150 mm (W x H x D) |
| Weight (Main Unit) | Approx. 5 kg |
| Power Supply | AC 120V / 60Hz (or 230V/50Hz depending on region) |
| Power Consumption | 200 W (standby: <0.5 W) |
| Speaker Output Power | 100 W per channel (4 ohms, 1 kHz, THD 1%) |
| Number of Channels | 5.1 |
| Supported Audio Formats | Dolby Digital, DTS, PCM, MP3 |
| Connectivity | HDMI (3 in, 1 out), Optical, Coaxial, USB, Bluetooth, FM Antenna |
| Radio Tuner | FM with RDS |
| Remote Control | Included |
| Mounting Options | Bookshelf or TV stand; optional wall mount for speakers |
| Cleaning Instructions | Use a soft, dry cloth. Do not use solvents or abrasive cleaners. |
| Safety Precautions | Do not expose to rain or moisture. Unplug during storms. Keep ventilation clear. |
| Spare Parts | Remote control, power cord, speaker cables; contact Sony support for others. |
| Repairability Index | 7/10 (estimated) |
| Warranty | 1 year limited (varies by region) |
Frequently Asked Questions - HT-M77 SONY
How do I connect the HT-M77 to my TV?
Use an HDMI cable from the HDMI OUT (ARC) on the system to the HDMI ARC port on your TV. Make sure both devices support ARC.
Can I listen to music via Bluetooth?
Yes, press the BLUETOOTH button on the remote, then pair your smartphone from the Bluetooth settings. The system supports SBC and AAC codecs.
Why is there no sound from the rear speakers?
Check that the speaker settings are correct in the menu. Ensure the audio source is multichannel (e.g., Dolby Digital) and the sound mode is not 'Stereo'.
How do I reset the system to factory settings?
Turn off the unit, then press and hold POWER while simultaneously pressing MUTE until 'RESET' appears on the display.
Can I use USB drives with the system?
Yes, connect a USB drive (FAT32 format) to the USB port. It can play MP3, WMA, and AAC files up to 128GB.
What is the optimal placement for the subwoofer?
Place the subwoofer on the floor near the front speakers. Avoid corners to prevent booming bass, and keep it at least 20 cm from walls.
How do I update the firmware?
Firmware updates are available via Sony's support website. Download the file to a USB drive, insert it, and follow the on-screen instructions.
The remote control is not working. What should I do?
Replace the batteries (AAA). Check for obstructions between remote and sensor. Try resetting the remote by removing batteries and pressing all buttons.
Can I mount the speakers on the wall?
Yes, the front and rear speakers have keyhole mounts for wall mounting. Use appropriate screws and anchors for your wall type.
How do I clean the system?
Wipe the exterior with a soft, dry cloth. For stubborn dirt, slightly dampen the cloth with water. Never use alcohol or ammonia.
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