1. Introduction
Thank you for purchasing the Toshiba TY-ASC75 Rechargeable Portable Party Speaker. This manual provides essential information for the safe and efficient operation of your device. Please read it thoroughly before use and retain it for future reference.
The TY-ASC75 is a versatile portable sound system designed for various audio needs, featuring Bluetooth 5.0 connectivity, TWS (True Wireless Stereo) pairing, USB playback, FM radio, and microphone inputs for karaoke or announcements. It includes LED party lights and a Super Bass function to enhance your audio experience.
2. Package Contents
Please check that all items are present:
- Toshiba TY-ASC75 Portable Party Speaker
- Wired Microphone
- AC Power Cord
- FM Wire Antenna
- Operation Manual (this document)
3. Setup
3.1 Powering On and Charging
The TY-ASC75 can operate on AC power or its internal rechargeable battery.
- AC Power: Connect the supplied AC power cord to the speaker's AC input and then to a standard wall outlet (100V – 240V, 50/60Hz). The unit will automatically begin charging the internal battery while operating on AC power.
- Battery Power: Ensure the internal 12V – 4Ah rechargeable battery is sufficiently charged for portable use. A full charge provides extended playback time.

Figure 1: Front view of the Toshiba TY-ASC75 Portable Party Speaker.
3.2 Initial Placement
Place the speaker on a stable, flat surface. For optimal sound, avoid placing it in enclosed spaces or directly against walls, which can affect bass response. Ensure adequate ventilation around the unit.
4. Operating Instructions
4.1 Control Panel Overview
The main controls are located on the top panel of the speaker. Familiarize yourself with these buttons and knobs for full functionality.

Figure 2: Top control panel with various buttons and knobs for audio control, input selection, and lighting.
4.2 Bluetooth Pairing
To connect a Bluetooth device:
- Power on the speaker.
- Press the 'FUNCTION' button repeatedly until 'BT' (Bluetooth) mode is selected on the backlit LCD display. The Bluetooth indicator will flash, indicating it is in pairing mode.
- On your mobile device, enable Bluetooth and search for available devices.
- Select 'TY-ASC75' from the list. Once connected, the Bluetooth indicator will stop flashing and remain solid.
4.3 TWS (True Wireless Stereo) Function
The TWS function allows you to pair two TY-ASC75 units for a stereo sound experience.
- Ensure both TY-ASC75 speakers are powered on and in Bluetooth mode.
- On one speaker (this will be the master unit), press and hold the 'TWS' button (often combined with the Bluetooth pairing button) until you hear a confirmation tone.
- The two speakers will automatically search and pair with each other. Once connected, a confirmation sound will be heard, and the Bluetooth indicator on both units will become solid.
- Now, connect your mobile device to the master unit via Bluetooth as described in Section 4.2. Audio will play in stereo across both speakers.
4.4 USB Playback
The speaker features a USB port for MP3 playback.
- Insert a USB flash drive containing MP3 audio files into the 'USB (MP3 playback)' port.
- The speaker will automatically switch to USB mode and begin playing the first track. If not, press the 'FUNCTION' button to select USB mode.
- Use the 'Play/Pause', 'Next Track', and 'Previous Track' buttons on the control panel to manage playback.
4.5 FM Radio
To use the FM stereo digital tuner:
- Connect the supplied FM wire antenna to the 'FM ANT' jack on the back of the speaker. Extend the antenna for better reception.
- Press the 'FUNCTION' button to select 'FM' mode.
- Press and hold the 'Play/Pause/Auto' button to initiate an automatic station scan. The speaker will scan and save available FM stations.
- Use the 'TUN +/-' buttons to navigate through the saved stations.
4.6 Microphone Input
The TY-ASC75 has two 6.3 mm microphone inputs for karaoke or public address.
- Connect the supplied wired microphone (or another compatible microphone) to either 'MIC 1' or 'MIC 2' input jack.
- Adjust the 'MIC VOL' knob to control the microphone's volume.
- Use the 'ECHO' knob to add an echo effect to the microphone's output.

Figure 3: The wired microphone provided with the speaker.
4.7 AUX Input
Connect external audio devices using the 3.5 mm AUX input.
- Connect a 3.5 mm audio cable (not supplied) from your external device's audio output to the 'AUX IN' jack on the speaker.
- Press the 'FUNCTION' button to select 'AUX' mode.
- Control playback and volume from your connected device.
4.8 Equalizer and Super Bass
- Equalizer (EQ): Press the 'EQ' button to cycle through 5 preset equalizer modes, optimizing sound for different music genres.
- Super Bass: The speaker features a dedicated Super Bass function for enhanced low-frequency sound. This is typically activated automatically or via a dedicated 'BASS' button on the control panel.
4.9 LED Party Lights
The speaker is equipped with LED party flashing lights.

Figure 4: The speaker displaying its colorful LED party lights.
Press the 'LIGHT' button to cycle through different light modes or to turn the lights off.
5. Maintenance
5.1 Cleaning
- Always disconnect the power cord before cleaning.
- Use a soft, dry cloth to wipe the exterior surfaces.
- Do not use abrasive cleaners, waxes, or solvents as they may damage the finish.
- Keep the speaker grilles free of dust and debris.
5.2 Battery Care
- For optimal battery life, fully charge the speaker before first use.
- Avoid completely draining the battery frequently.
- If storing the speaker for an extended period, charge the battery to approximately 50% and recharge every 3-6 months to prevent deep discharge.
5.3 Storage
Store the speaker in a cool, dry place away from direct sunlight, extreme temperatures, and excessive humidity.
6. Troubleshooting
If you encounter issues with your TY-ASC75 speaker, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No power | Battery is depleted; AC cord not connected or faulty. | Connect the AC cord and charge the battery. Ensure the power outlet is functional. |
| No sound | Volume too low; incorrect input mode; device not connected properly. | Increase the master volume. Select the correct input mode (Bluetooth, USB, AUX, FM). Reconnect your audio source. |
| Bluetooth pairing fails | Speaker not in pairing mode; device too far; interference. | Ensure speaker is in BT pairing mode (flashing BT). Move device closer. Turn off other Bluetooth devices. |
| Microphone not working | Microphone not connected; MIC VOL too low; microphone switch off. | Ensure microphone is securely plugged in. Increase 'MIC VOL'. Check if the microphone's ON/OFF switch is in the 'ON' position. |
| Poor FM reception | Antenna not extended; weak signal. | Fully extend the FM wire antenna. Try repositioning the speaker or antenna. |
7. Specifications
| Feature | Specification |
|---|---|
| Model Name | TY-ASC75 |
| Maximum Output Power | 50W |
| Bluetooth Version | 5.0 |
| TWS Function | Yes (pairs 2 units for stereo sound) |
| USB Ports | 1x MP3 Playback (5V=200mA), 1x Mobile Charging (5V=1000mA) |
| Microphone Input | 2x 6.3 mm |
| AUX Input | 1x 3.5 mm |
| Equalizer | 5-preset |
| Tuner | FM Stereo Digital Tuner |
| Speakers | 2x 6.5" Full Range, 2x 2" Tweeter |
| Display | Backlit LCD |
| Power Source | DC: 12V – 4Ah Rechargeable Battery; AC: 100V – 240V, 50/60Hz |
| Product Dimensions | 12.2 x 12.2 x 27.95 inches |
| Item Weight | 11 pounds |
| UPC | 818723021796 |
8. Warranty Information
This product comes with a Limited Warranty. Specific terms and conditions of the warranty, including coverage period and limitations, are typically provided on a separate warranty card included with your purchase or available on the manufacturer's official website. Please retain your proof of purchase for warranty claims.
9. Customer Support
For further assistance, technical support, or service inquiries not covered in this manual, please refer to the contact information provided on your warranty card or visit the official Toshiba customer support website.





