VCHICS Digital Audio Amplifier Receiver Module

1. Rhagymadrodd

Thank you for choosing the VCHICS Digital Audio Amplifier Receiver Module. This device is designed to provide versatile audio playback options, including Bluetooth, USB, TF card, and FM radio, with adjustable bass and treble controls. This manual will guide you through the setup, operation, and maintenance of your ampmodiwl lifier.

2. Nodweddion Allweddol

• MP3 music playback from TF card, USB disk, and Bluetooth.
• Adjustable Treble, Bass, and Master Volume controls.
• Integrated Bluetooth receiver for wireless audio streaming.
• Built-in FM radio function.
• AUX port for connection to PC, phone, or CD players.
• Supports AC 110-220V or DC 12-24V input voltage.

Ffigur 1: Drosoddview of the VCHICS Digital Audio Amplifier Receiver Module.

3. manylebau

Figure 2: Product dimensions (11.7cm x 6.5cm x 4.5cm / 10cm x 4cm).

4. Rheolaethau a Chysylltiadau

Familiarize yourself with the various controls and connection ports on your ampmodiwl lififier:

Ffigur 3: Manwl view of controls and connection points.

• LCH / RCH (Audio Input): Left and Right channel audio input for external devices.
• Slot USB: For connecting USB flash drives for MP3 playback.
• Slot TF: For inserting TF (MicroSD) cards for MP3 playback.
• Previous / Next (V- / V+): Navigate tracks or adjust volume in certain modes.
• Play / Pause (PL/IR): Play/pause audio, or initiate FM scan. IR indicates Infrared Sensor for remote control.
• Dangosydd: Statws golau.
• Synhwyrydd Isgoch: For receiving signals from a remote control (if included or compatible).
• ODDI AR: Power switch for the module.
• AC110-240V: Mewnbwn pŵer AC.
• DC12-24V: Mewnbwn pŵer DC.
• Addasiad Bas: Rotary knob to adjust bass levels.
• Addasu Trebl: Rotary knob to adjust treble levels.
• Addasu Cyfrol: Rotary knob to adjust master volume.
• Botwm Bluetooth: Activates Bluetooth mode.

5. Gosod

5.1 Cysylltiad Pwer

1. Sicrhau y amplifier module is switched OFF.
2. Connect the appropriate power supply to either the AC110-240V input or the DC12-24V input. Use only the specified voltage ystod i atal difrod.

5.2 Cysylltiad Llefarydd

Connect your speakers to the output terminals of the amplifier module. Ensure correct polarity (+/-) for optimal sound quality.

5.3 Antenna Connection (for FM Radio)

If using the FM radio function, connect the provided FM antenna to the designated antenna port for better reception.

6. Cyfarwyddiadau Gweithredu

6.1 Pŵer Ymlaen/Diffodd

Toglo'r ODDI AR switch to power on or power off the module.

6.2 Cysylltiad Bluetooth

1. Gwasgwch y MODD button (or the Bluetooth button if labeled) to switch the amplifier to Bluetooth mode.
2. On your mobile phone or Bluetooth device, open the Bluetooth settings and search for available devices.
3. Dewiswch y amplifier's Bluetooth device name (usually "Bluetooth" or similar) from the list to connect.
4. Once successfully paired, you can play audio from your device through the ampllewywr.

Ffigur 4: Y amplifier module supports various Bluetooth devices including laptops, phones, and desktops.

Gweithrediad Radio 6.3 FM

1. Ensure the radio antenna is properly connected.
2. Gwasgwch y MODD botwm i newid y amplifier to FM radio mode.
3. Gwasgwch y Chwarae / Saib button to initiate an automatic scan for all available FM channels. The module will save them automatically.
4. Defnyddiwch y Blaenorol / Nesaf buttons to switch between saved radio stations.

6.4 USB / TF Card Playback

1. Mewnosod gyriant fflach USB yn y Slot USB neu gerdyn TF (MicroSD) i mewn i'r Slot TF.
2. The module should automatically detect the storage device and begin playing MP3 files. Os na, pwyswch y MODD button to cycle through input sources until USB or TF mode is active.
3. Defnyddiwch y Blaenorol / Nesaf buttons to change tracks and the Chwarae / Saib botwm i reoli chwarae.

6.5 AUX Mewnbwn

Connect an external audio source (e.g., PC, phone, CD player) to the LCH / RCH (Audio Input) ports using an appropriate audio cable. Press the MODD button to select the AUX input source.

6.6 Adjusting Audio

Defnyddiwch y Addasu Cyfrol, Addasu Trebl, a Addasu Bass rotary knobs to fine-tune your audio output to your preference.

7. Datrys Problemau

• Dim pŵer: Ensure the power cable is securely connected and the power switch is in the ON position. Verify the power source is active and providing the correct voltage (AC 110-240V or DC 12-24V).
• Dim Sain: Check speaker connections for correct polarity. Ensure the volume is turned up. Verify the correct input mode (Bluetooth, FM, USB, TF, AUX) is selected. Test with a different audio source.
• Bluetooth ddim yn cysylltu: Gwnewch yn siwr y amplifier is in Bluetooth mode. Ensure your device's Bluetooth is enabled and within range. Try restarting both the amplifer a'ch dyfais Bluetooth.
• Derbyniad FM gwael: Ensure the FM antenna is properly connected and extended. Try repositioning the antenna or the amplifier for better signal.
• Cerdyn USB/TF Ddim yn Chwarae: Ensure the USB drive or TF card contains compatible MP3 audio files. Check that the storage device is inserted correctly and not corrupted.

8. cynnal

• Cadw y amplifier module clean by wiping it with a soft, dry cloth.
• Avoid exposing the device to moisture, extreme temperatures, or direct sunlight.
• Do not attempt to disassemble or repair the module yourself, as this may void any warranty and cause damage.

9. Gwarant a Chefnogaeth

Am wybodaeth am y warant a chymorth technegol, cyfeiriwch at y ddogfennaeth a ddarparwyd ar adeg y pryniant neu cysylltwch â'ch manwerthwr. Cadwch eich prawf prynu ar gyfer unrhyw hawliadau gwarant.