TOPPING DX3PRO DAC Headphones Amplifier User Manual

TOPPING DX3PRO DAC Headphones Amplifier User Manual

DX3PRO DAC Headphones Amplifier

Thank you for purchasing the Topping DX3 Pro+! DX3 Pro+ is a high performance DAC which has Optical, Coaxial, USB end Bluetooth inputs, it also provide Line out and Headphone out. USB of DX3 Pro+ is compatible with 768kHz132bit and DSD512.DX3 Pro+ is designed to be simple and equipped with LED display weer. It can be used as rot only a DAC + Headphone amp but also a simple DAC or DAG+ pre-amplifier. We believe that high-quality DX3 Pro+ could bring you more fur at enjoying HIFI music.

Content last

Attribute

Front panel

1-1 3.5mmheadphone output
1-2 LED screen
1-3 Remote control receiver
1-4 Volume knob /Multi-function Button

Rear panel

2-1 Right channel single-ended RCA output
2-2 Left channel single-ended RCAoutput 2-3 Coaxial SPDIF input
2 2-4 Coaxial SPDIF input 1 2-5 Optical SPDIF input
2-6 USB input
2-7 Bluetooth input
2-8 Power input (DC15V)

Display

3-2 Gain indication
3-3 Output channel
3-4 Digi display area
3-5 Volume unit
3-6 Decoding format indication

*Note: OuL-A” has the same brightness as ”

L-2″. The differences lie in when there is no operation after 30 seconds under
“L-A” mode, the screen will be automat’ ally turned off, only displays the current input. For ex mple, when it is in USB input, DX3 Pro+ displays as follow. You can press any button to light up the screen.

Operation
Power on & off/ standby operation: (DPower on:
When connect to power supply, DX3 Pro+ enters the standby state, the screen displays a bright spot. (2)Standby setting :
When it is working, press and hold the knob on the front panel to enter standby state and short press to exit standby state when it is in standby.
Or you can directly press the standby button on remote control to enter or exit standby state.
Note: When the automatic standby function is on, if the current Input is not connected or input signal is invalid in 1 minute, it will automatically enter the standby state.
Once having detected valid signal, it will automatically return to working state. Volume setting : C)Mute setting and volume restoring :
Use the mute button on the remote control to set mute, press the mute button again or adjust the volume to restore volume.

setting descriptions

Factory reset:

In standby state, turn the knob on the front panel counterclockwise until the screen lights up completely, and the factory settings can be restored.

FCC WARNING

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions:
(1) this device may not cause harmful interference, and
(2) this device must accept any interference received, including interference that may cause undesired operation. Any changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: — Reorient or relocate the receiving antenna. — Increase the separation between the equipment and receiver. — Connect the equipment into an outlet on a circuit different
from that to which the receiver is connected. — Consult the dealer or an experienced radio/TV technician for help.
installed and operated with minimum distance between 20cm the radiator your body: Use only the supplied antenna.

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