Loxjie D30 User manual

USER MANUAL
D30
60 PRE
USB
768kHz

The D30 is a desktop digital to analog converter and headphone amplifier from
the Loxjie brand! Adopting AKM's flagship audio DAC chip AK4497, ultra-high
signal-to-noise ratio, ultra-low distortion, and fine-tuned circuits and sound
performance make it perfect for desktop audiophile application!
Introduction
D30
Features
AKM's new AK4493 chip, and carefully adjusted it to an unprecedented
0.00017% (-115dB) ; Dynamic range up to 121dB.
The second-generation XMOS solution, PCM supports up to 32bit/768kHz,
and DSD supports up to DSD512.
Low phase noise high precision clock system.
Specially designed low-noise regulated power supplies to provide low-noise
power for analog circuits.
Bluetooth 5.0 digital audio input, support APT-X, external antenna, transmission
distance is farther.
Built-in multiple PCM formats digital filters .
Use a lot of audio grade components.
One-key screen off function.
With pre-amp function, output up to 3Vrms, easily drive active speakers,
and it has DSD pass-through function.
Carefully tuned performance and sound.
High-resolution full-view color IPS display.
Humanized operation with OLED display.
Full-function remote control operation, all functions have memory.
JAS Hi-Res certification.

D30
Specification
Inputs ..........................................................USB / Optical / Coaxial / Bluetooth
Headphone amplifier power
................................................. 110mW X 2 (32Ω)
Output Level......................................................Pre mode 3.0 Vrms
.........................................................................Fixed mode 2.2 Vrms
.........................................................................DSD bypass mode 2.0 Vrms
THD+N(UN-WTD).............................................................. 0.00017%(-115dB)
Dynamic range (UN-WTD)...................................................................... 121dB
SNR (UN-WTD)......................................................................................121dB
Bluetooth ..............................................................BT 5.0 (support APT-X , SBC)
Output Impedance.............................................Line 320Ω
Headphone 1.1Ω
USB transmission ........................................................................Asynchronous
USB compatibility .......................................................Windows 7 / 8 / 8.1 / 10
Mac OS X10.6 or Later / Linux
Bit depth
USB ........................................................................................1bit ~ 32bit
Optical/coaxial .....................................................................16bit ~ 24bit
Sampling rate:
USB ..................................................................................44.1 ~ 768kHz
DSD64, DSD128, DSD256, DSD512
Optical/coaxial ...................................................................44.1 ~ 192kHz
Power Consumption ...................................................................................3W
Standby power .....................................................................................＜0.1W
Size .................................................................... 151 X 170 X 38 mm(WxHxD)
package size.........................................................269 X 233 X 74 mm(WxHxD)
Weight ...................................................................................................535 g
Firmware and driver download:
http://www.loxjie-audio.com/
support

Remote control
D30
Install 2 x AAA batteries as instructions.
When using the remote control, point it toward the remote con-trol signal receiver on
the main unit from a distance of 5 m (16 ft) or less. Do not place obstructions
between the main unit and the remote control.
The remote control might not work if the remote control signal receiver on the unit is
exposed to direct sunlight or bright light. If this occurs, try moving the unit.
Beware that use of this remote control could cause the unin-tentional operation of
other devices that can be controlled by infra.
This remote controller use 2 x R03/AAA batteries.
Note:
Power ON/OFF
Mute/Long press to BT reconnect
Menu/OK
Enter menu
Output switch
Input switch
Display dimmer
No function
Up/down select
Volume +
Volume -
Digital filter switch
Exit menu

Knob
6.35mm headphone jack
Display
Remote window
Bluetooth antenna
Line Out
1
2
3
4
7
8
9
10
5
Parts Names
D30
Optical input
Coaxial input
USB input
AC IN(100~240V AC)
Power switch
6
11
AC IN 1 00 ~240V
HI GH RE SOL UT IO N DA C
123
4
6
5
7 8 9 10 11

Function and operation instructions
D30
There are 8 pages of settings
in this menu:
Input
Output
Filter
Pre mode
Color
BT Clear
Dimmer
Main Display:
Output
Line out，Headphones out
Volume Level
Pre mode
Input
Sampling rate
1
2
3
4
INPUT SETTING:
Bluetooth
USB audio
Coaxial
Optical
38 PRE
USB
768kHz
1 2 3
4
5
INPUT SETTING
Bluetooth
USB audio
Coaxial
Optical
5
SETUP MENU
Input
Output
Filter
Pre mode
Color
BT Clear
Dimmer

Function and operation instructions
D30
PCM FILTER:
FL1 (Sharp)
FL2 (Slow)
FL3 (Short sharp)
FL4 (Short Slow)
FL5 (Super Slow)
FL6 (LD Short)
OUTPUT SETTING:
RCA
Headphones
OUTPUT SETTING
RCA
Headphones
FILTER
Sharp
Slow
Short Sharp
Short Slow
Super Slow
LD Short
PRE MODE：
ON(variable)
OFF(fixed)
OFF(DDSD) Note
PRE MODE
ON(variable)
OFF(fixed)
OFF(DDSD)
Note
This mode is DSD bypass, the DSD signal does not pass through the
volume processor part, so the DSD playback performance may be better,
but in this mode, the output level is a little smaller than normal mode.

COLOR:
White
Red
Green
Blue
Yellow
Cyan
Orange
Purple
Function and operation instructions
D30
BT List clear:
BT Cleared！
(The paired device was cleared!)
Turn to Clear
(Press the "up" or "down" buttons of the
remote control to clear paired device.)
COLOR
White
Red
Green
Blue
Yellow
Cyan
Orange
Purple
BT list clear
Turn to clear
How to use Bluetooth:
1. Connection: switch the input source to Bluetooth, turn on the Bluetooth
function of the mobile phone, search "Loxjie BT5.0B", and click Connect after
searching. When the mobile phone displays "connected", the connection is
successful;
2. Clear: When Bluetooth is connected to other devices or cannot be connected,
try to remove the currently connected device list of Bluetooth, enter the menu of
BT clear, press the "up" or "down" button on the remote control to clear the
Bluetooth connected device list. At this time, please use the mobile phone you
want to connect to connect again. If the current input is not Bluetooth, this setting
is invalid, and the operation will display "it's not BT!" , please switch to Bluetooth
and try again!
3. Reconnect: when the transmission distance is exceeded or the connection is
interrupted, hold the input source button on the remote control to reconnect!
Dimmer：
Always ON
Auto Off
DIMMER
Always ON
Auto Off