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General| Brand | Soundstream |
|---|---|
| Model | VM-21B |
| Category | Radio |
| Language | English |
General safety advice for operation, repair, and usage environment.
Safety instructions for remote control battery handling and disposal.
Warning against inserting foreign objects into car radio openings like USB or AUX.
Caution against leaving the car radio on with the engine off to prevent battery discharge.
Steps to prepare for and perform the car radio installation.
Specifies the required dashboard opening dimensions for unit installation.
Detailed step-by-step guide for physically installing the car radio unit.
Visual guide showing mounting components and their placement.
Illustrates the electrical connections required for the car radio.
Steps to detach and remove the car radio from its mounting.
Identifies and describes each button and port on the car radio's front panel.
Detailed explanation of the function for each numbered button on the front panel.
Instructions on how to power the car radio on and off using the unit or remote.
How to control the audio volume using the knob or remote buttons.
Guide to navigating and adjusting various audio settings like Bass, Treble, EQ, etc.
Procedure for displaying and setting the current time on the unit.
How to switch between different audio input modes like Radio, BT, USB, AUX.
Method to temporarily silence the audio output.
How to enable or disable the loudness feature for enhanced bass.
Instructions for selecting different equalizer sound profiles.
Steps to remove the front panel from the main unit.
Information about the USB port's function for media playback.
Notes the presence and purpose of the internal microphone for calls.
Describes the 3.5mm AUX input for external audio devices.
How to reset the unit to factory default settings.
How to change the radio frequency band between US and European standards.
How to cycle through FM1, FM2, FM3, AM1, and AM2 radio bands.
Method for manually adjusting radio frequencies step-by-step.
How to automatically scan for and tune into available radio stations.
Guide to saving and retrieving favorite radio stations using preset buttons.
Function to automatically find and store the strongest stations.
How to switch between local and distant reception modes for better signal.
How to select between stereo and mono reception for FM stations.
Instructions for connecting USB devices and SD cards for playback.
Steps to safely remove USB devices and SD cards from the unit.
How to start, stop, and resume media playback.
How to navigate between tracks on a USB or SD card.
Method to quickly scan through tracks.
Feature to preview the first 10 seconds of each track.
How to set a track to repeat continuously.
How to enable random playback order for all tracks.
How to jump between tracks or navigate through folders.
Guide to searching and selecting specific MP3 tracks by number.
How to connect and use external audio devices via the AUX IN jack.
Steps to establish a Bluetooth connection between a phone and the car audio system.
How to initiate phone calls using the handsfree Bluetooth system.
Method to call the most recent number from the car system.
How to accept or reject incoming calls via Bluetooth.
How to terminate an active phone call.
How to toggle audio source during a call.
How to manage call volume levels.
How to play music wirelessly from a mobile device via Bluetooth.
Instructions to remove the battery tab for the remote to function.
Guide to replacing the battery in the remote control.
Guidelines for aiming and using the remote control effectively.
Identifies all buttons on the remote control and their functions.
Provides physical and power specifications for the car radio.
Details frequency ranges, sensitivity, and IF frequency for FM/AM reception.
Lists supported audio formats, pre-amp output, and frequency response.
Specifies supported Bluetooth profiles and frequency range.
Common issues related to power, connections, fuses, and volume.
Troubleshooting steps for radio reception problems like noise and preset issues.
Solutions for problems with USB/SD card playback, such as no sound.
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