AIYIMA T5 V2.0 Amplifier User Manual

1. Introduction

The AIYIMA T5 V2.0 is a versatile 2-channel Bluetooth 5.1 amplifier designed to enhance your home audio experience. It integrates a high-performance Class D amplifier chip (TDA7498E) with 6K4 vacuum tubes, offering a blend of modern efficiency and classic audio warmth. This amplifier supports multiple input modes, including Bluetooth 5.1 and RCA, and features a dedicated 6.35mm headphone output. It is engineered to deliver powerful, clear, and low-distortion sound for passive speakers.

2. Product Overview

2.1 Front Panel Controls and Indicators

This image shows the front panel of the AIYIMA T5 V2.0 amplifier, highlighting key components such as the Bluetooth antenna, 6K4 vacuum tubes, VU meter, volume control, power switch, Bluetooth indicator, RCA1 indicator, RCA2 indicator, and 6.35mm headphone output.

• Bluetooth Antenna: For wireless Bluetooth signal reception.
• 6K4 Tube * 2: Replaceable vacuum tubes for audio pre-amplification.
• VU Meter: Visual indicator of audio signal level.
• Total Vol (Volume Control): Rotary knob to adjust the overall output volume. Turn left for Vol-, right for Vol+.
• Power Switch / Mode Switch: Long press to turn the unit on or off. Short press to switch between input modes (Bluetooth, RCA1, RCA2).
• Bluetooth Indicator: Illuminates when Bluetooth input is selected and active.
• RCA1 Indicator: Illuminates when RCA1 input is selected.
• RCA2 Indicator: Illuminates when RCA2 input is selected.
• 6.35mm Headphone Output: Connects to headphones for private listening.

2.2 Rear Panel Connections

This image illustrates the rear panel connections of the AIYIMA T5 V2.0 amplifier, including RCA inputs (RCA1, RCA2), Pre-Out, Speaker Output terminals, and the DC power input. It also shows how various devices like phones, tablets, laptops, PCs, DVDs, and TVs can connect via RCA or Bluetooth.

• RCA Audio Input (RCA1, RCA2): Connect external audio sources such as CD players, DACs, or other devices via RCA cables.
• Pre-Out: Connects to another power amplifier, active speakers, or an active subwoofer to expand your audio system (e.g., for 2.1 or multi-channel setups).
• Speaker Output: Connects to passive speakers using banana plugs or bare wire. Note: This amplifier is designed for passive speakers only, not active speakers.
• Power Input (DC18-36V): Connect the provided power adapter here. Ensure the correct voltage is used.

3. Setup Instructions

1. Connect Speakers: Connect your passive speakers to the Speaker Output terminals on the rear panel. Ensure correct polarity (+ to + and - to -) for each channel.
2. Connect Audio Sources:
   • RCA Input: Connect your audio source (e.g., CD player, TV, PC) to either the RCA1 or RCA2 input jacks using RCA cables.
   • Bluetooth Input: Ensure the Bluetooth antenna is securely attached to the rear panel.
3. Connect Pre-Out (Optional): If you wish to connect an additional amplifier, active speakers, or an active subwoofer, use an RCA cable to connect the Pre-Out on the T5 V2.0 to the input of your external device.
4. Connect Power: Connect the provided power adapter to the DC18-36V power input on the rear panel, then plug the adapter into a wall outlet.
5. Initial Power On: Long press the Power/Mode switch on the front panel to turn on the amplifier. The VU meter will activate, and the tubes will begin to glow.

4. Operating Instructions

4.1 Power On/Off and Mode Selection

• Power On: Long press the Power/Mode switch.
• Power Off: Long press the Power/Mode switch again.
• Switch Input Mode: Short press the Power/Mode switch to cycle through Bluetooth, RCA1, and RCA2 inputs. The corresponding indicator light on the front panel will illuminate.

4.2 Volume Control

Rotate the 'Total Vol' knob clockwise to increase the volume and counter-clockwise to decrease it. Adjust to a comfortable listening level.

4.3 Bluetooth Pairing

1. Ensure the amplifier is powered on and the Bluetooth indicator is lit (short press the Power/Mode switch until the Bluetooth indicator is active).
2. On your mobile device (phone, tablet, computer), open the Bluetooth settings.
3. Search for available devices and select "AIYIMA T5 V2.0" to pair.
4. Once paired, the Bluetooth indicator will remain steadily lit, and you can play audio from your device through the amplifier.

A visual representation of the QCC3034 Bluetooth 5.1 chip, indicating support for AAC, SBC, Qualcomm aptX, aptX HD, and aptX Low Latency codecs, ensuring high-quality wireless audio.

4.4 Headphone Usage

This image shows the AIYIMA T5 V2.0 amplifier in use, with headphones connected to the 6.35mm output, demonstrating its function as a headphone amplifier alongside a laptop.

Plug your 6.35mm headphones into the Headphone Output jack on the front panel. The amplifier will automatically switch audio output to the headphones, muting the speaker output.

5. Maintenance

5.1 Cleaning

Wipe the amplifier's exterior with a soft, dry cloth. Avoid using liquid cleaners or abrasive materials, as they may damage the finish or internal components.

5.2 Tube Replacement

This image provides a close-up of the glowing 6K4 vacuum tubes, highlighting the pluggable design which allows for tube replacement with compatible types like 6J1, 6J2, GE5654, 6J3, 6J4, 6J5, 6AK5.

The 6K4 vacuum tubes are pluggable and can be replaced. If a tube fails or you wish to experiment with different sound characteristics, ensure the amplifier is powered off and unplugged before carefully removing and replacing the tubes. Compatible tube types include 6J1, 6J2, GE5654, 6J3, 6J4, 6J5, and 6AK5.

6. Troubleshooting

• No Sound:
  • Check if the amplifier is powered on and the correct input mode is selected.
  • Verify all cable connections (speakers, audio source, power) are secure.
  • Ensure the volume knob is not set to minimum.
  • If using headphones, ensure they are fully plugged in; unplug them to restore speaker output.
  • Confirm speakers are passive and correctly connected.
• Bluetooth Connection Issues:
  • Ensure the amplifier is in Bluetooth mode.
  • Turn off and on Bluetooth on your source device.
  • Delete "AIYIMA T5 V2.0" from your device's Bluetooth list and try pairing again.
  • Ensure no other devices are currently connected to the amplifier via Bluetooth.
• Distorted Sound:
  • Reduce the volume on both the amplifier and the audio source.
  • Check speaker impedance compatibility.
  • Ensure audio cables are not damaged or poorly connected.
  • Test with a different audio source.
• Power Indicator Not On:
  • Check if the power adapter is securely connected to both the amplifier and the wall outlet.
  • Verify the wall outlet is functioning.
  • Ensure the power adapter is the correct voltage (DC18-36V).

7. Specifications

A view of the internal high-quality components of the AIYIMA T5 V2.0 amplifier, showcasing the NE5532 Op Amp Chip, QCC3034 Bluetooth Chip, OMRON Relay, TDA7498E Amp Chip, Ruby Capacitor, and Siemens Capacitor, emphasizing the build quality.

8. Warranty and Support

For warranty information, technical support, or service inquiries, please contact AIYIMA customer support through their official channels or the retailer from whom the product was purchased. Please retain your proof of purchase for any warranty claims.