1. Introduction
This manual provides instructions for the proper setup, operation, and maintenance of your Sony HT-SS370 Surround Sound Home Theater System. This 5.1-channel system delivers 1000 watts of audio power, enhancing your entertainment experience. It features HDMI connectivity for multiple HD devices and BRAVIA Sync compatibility for integrated control. Optional S-AIR accessories allow for wireless rear speakers or multi-room audio streaming.
Please read this manual thoroughly before using the system and retain it for future reference.
2. Safety Information
WARNING: To reduce the risk of fire or electric shock, do not expose this apparatus to rain or moisture. Do not open the cabinet. Refer servicing to qualified personnel only.
- Ensure proper ventilation around the unit. Do not block ventilation openings.
- Do not place the unit near heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat.
- Protect the power cord from being walked on or pinched, particularly at plugs, convenience receptacles, and the point where they exit from the apparatus.
- Only use attachments/accessories specified by the manufacturer.
- Unplug this apparatus during lightning storms or when unused for long periods of time.
- Refer all servicing to qualified service personnel. Servicing is required when the apparatus has been damaged in any way, such as power-supply cord or plug is damaged, liquid has been spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or has been dropped.
3. Setup
3.1 Unpacking and Component Identification
Carefully remove all components from the packaging. Verify that all items are present:
- Receiver/Amplifier Unit
- Subwoofer
- Front Speakers (2)
- Center Speaker (1)
- Surround Speakers (2)
- Remote Control
- Speaker Cables
- FM/AM Antennas (if included)
- Auto Calibration Microphone (if included)


3.2 Speaker Placement
Optimal speaker placement is crucial for achieving the best surround sound experience. Refer to the diagram below for a typical 5.1 channel setup.
- Front Speakers (L/R): Place these on either side of your TV, equidistant from the listening position.
- Center Speaker: Position directly above or below your TV, centered.
- Surround Speakers (L/R): Place these to the sides or slightly behind the main listening position, at ear level or slightly above.
- Subwoofer: Can be placed anywhere in the front of the room, typically near the TV or a front speaker. Experiment with placement for optimal bass response.
3.3 Connections
Ensure the receiver is unplugged from the power outlet before making any connections.
- Speaker Connections: Connect each speaker to the corresponding terminals on the rear of the receiver. Match the positive (+) and negative (-) terminals correctly. The speaker cables are color-coded for easier identification.
- HDMI Connections: Use HDMI cables to connect your source devices (e.g., Blu-ray player, game console, cable box) to the HDMI IN ports on the receiver. Connect the HDMI OUT port on the receiver to an HDMI IN port on your TV. This system features an HDMI Repeater function.
- Optical/Coaxial Audio: For devices without HDMI, use optical or coaxial digital audio cables to connect to the corresponding inputs on the receiver.
- Digital Media Port (DMPORT): Connect compatible Sony Digital Media Port accessories (sold separately), such as an iPod cradle, to this port.
- Antenna Connections: Connect the supplied FM and AM antennas to their respective jacks for radio reception.
- Power: Once all other connections are made, plug the receiver's power cord into a wall outlet.

3.4 Auto Calibration
The system includes an auto-calibration feature to optimize sound settings for your room. Connect the supplied auto-calibration microphone to the dedicated jack on the receiver and follow the on-screen instructions (if available) or refer to the receiver's display for the calibration process. This feature automatically adjusts speaker levels, distances, and frequency response.
4. Operation
4.1 Basic Functions
- Power On/Off: Press the POWER button on the remote control or the receiver's front panel.
- Volume Control: Use the VOLUME +/- buttons on the remote or the volume knob on the receiver.
- Input Selection: Press the corresponding input button on the remote (e.g., BD, DVD, TV, HDMI 1, TUNER, DMPORT) to switch between connected devices.
- Muting: Press the MUTING button to temporarily silence the audio. Press again to restore.
4.2 Remote Control
The supplied remote control provides full functionality for your home theater system. Familiarize yourself with its layout and button functions.


- THEATER/INPUT: Switches between theater mode and other inputs.
- TV/AV I/O: Controls TV power and input.
- BD, DVD, VIDEO, TUNER, DMPORT: Direct input selection buttons.
- HOME MENU: Accesses the system's on-screen menu.
- AMP MENU: Accesses amplifier-specific settings.
- SOUND FIELD: Cycles through various sound modes (e.g., Cinema, Music, Game).
- DISPLAY: Changes information displayed on the unit or TV.
- BRAVIA Sync: If connected to a compatible Sony BRAVIA TV, this feature allows unified control of multiple devices with a single remote.
4.3 Sound Modes and Settings
The HT-SS370 offers various sound modes to optimize your listening experience for different content types. Use the SOUND FIELD button on the remote to cycle through available options. You can also access more detailed audio settings through the AMP MENU or HOME MENU.
Note: Some digital audio codecs from Blu-ray players may require specific configuration on the source device to be compatible with the receiver. Consult your Blu-ray player's manual for audio output settings.
5. Maintenance
- Cleaning: Wipe the unit and speakers with a soft, dry cloth. Do not use abrasive pads, scouring powder, or solvents such as alcohol or benzene.
- Ventilation: Ensure that the ventilation openings on the receiver are not blocked. Adequate airflow prevents overheating.
- Cable Management: Periodically check all cable connections to ensure they are secure and free from damage.
6. Troubleshooting
If you experience issues with your system, refer to the following common problems and solutions before contacting service personnel.
6.1 No Power / Unit Does Not Turn On
- Ensure the power cord is securely plugged into a working wall outlet.
- Check if the power outlet is functional by plugging in another device.
- If the unit displays a flashing red light, this often indicates a protection circuit activation or an internal fault. Disconnect power for a few minutes, then reconnect. If the issue persists, service may be required.
6.2 No Sound
- Verify that the correct input source is selected on the receiver.
- Check that the volume is not set to minimum or muted.
- Ensure all speaker cables are correctly and securely connected to both the receiver and the speakers.
- If using HDMI, confirm that the audio output settings on your source device (e.g., Blu-ray player) are compatible with the receiver.
- If using optical/coaxial, ensure the cable is properly connected and the source device is outputting audio through that port.
6.3 Remote Control Not Working
- Replace the batteries in the remote control.
- Ensure there are no obstructions between the remote and the receiver's IR sensor.
- Point the remote directly at the receiver.
6.4 S-AIR Wireless Issues (if applicable)
- Ensure any optional S-AIR accessories (e.g., wireless transceivers, amplifiers) are properly installed and powered on.
- Verify that the S-AIR components are within range and not experiencing interference from other wireless devices.
- Refer to the specific manual for your S-AIR accessories for detailed troubleshooting.
7. Specifications
| Model Name | HT-SS370 |
| Speaker Type | Surround Sound |
| Surround Sound Channel Configuration | 5.1 |
| Speaker Maximum Output Power | 1000 Watts |
| Connectivity Technology | Bluetooth (via DMPORT accessory), Coaxial, HDMI, Optical |
| Audio Output Mode | Surround |
| Color | Black |
| Item Weight | 20.6 pounds (approx. 9.34 kg) |
| Product Dimensions (Receiver) | 16.7 x 14.7 x 21.3 inches (approx. 42.4 x 37.3 x 54.1 cm) |
| Control Method | Remote |
| Power Source | Corded Electric |
| Manufacturer | Sony |
| UPC | 027242781276, 890552683529, 027242780774 |
Note: Specifications are subject to change without notice.
8. Warranty and Support
This Sony product is covered by a limited manufacturer's warranty. For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official Sony support website.
For technical assistance, troubleshooting beyond this manual, or to inquire about service, please contact Sony Customer Support. Contact information can typically be found on the Sony website or in your product's documentation.
When contacting support, please have your model number (HT-SS370) and serial number ready.