Loxjie A30 User manual

USER MANUAL
A30
38 DIR
AUX
Analog input

The A30 is a power amplifier with amplifier and headphone amp from Loxjie
brand.The A30 uses professional chips from Infineon Germany, with high
efficiency and good sound quality. At the same time, elaborate design and
adjustment circuit are adopted.
Introduction
A30
Features
Aluminum die-cast chassis enclosure, better process, better heat dissipation
effect!
German Infineon's high performance class D power amplifier chip, higher
quality, efficiency up to 92%, further reducing power consumption;
Multiple inputs, including USB, optical, coaxial, Bluetooth, etc.
Using NJRC's electronic volume control chip NJW1194 , precise volume
control and low distortion;
32bits 384KHz USB audio with driverless technology.
Subwoofer pre out for connecting active subwoofers to form a 2.1 audio
system!
Built-in multiple EQ modes and treble/bass adjustment for easy matching of
a variety of speakers and music.
Bluetooth 5.0 reception,suport APTX, better sound quality, longer
transmission distance.
High-resolution full-view color IPS display.
Full-function remote control operation, all functions have memory.
High quality gold-plated input and output terminals;
Perfect protection circuit for overheating, overcurrent, etc.
High quality power adapter specially designed for audio.

A30
Specification
Input mode.......................................USB , Optical , Coaxial , Line in , Bluetooth
Output mode......................................................6.35mm headphone
, speaker
THD+N (A-weighted)........................................................................... 0.003%
SNR(A-weighted):...................................................................................108dB
Output power:
amplifier..............................................................
80Wx2(4Ω) , 40Wx2(8Ω)
headphone amp.............................................................. 100mW×2(32Ω)
Power Consumption ................................35W(normal power amplifier volume)
Standby power .....................................................................................＜0.5W
Size ......................................................................151 X 170 X 38mm(WxHxD)
Package dimensions..............................................294 X 232 X 88mm(WxHxD)
Weight ...................................................................................................
520g
http://www.loxjie-audio.com/
Support

Remote control
A30
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
Volume +
Volume -
Menu/OK
Function switch
Output switch
Input switch
Display dimmer
No function
Up/down select
EQ switch

Knob
6.35mm headphone jack
Display
Remote window
Bluetooth antenna *
Coaxial/right channel input***
Left channel input
1
2
3
4
8
9
10
11
5
Parts Names
A30
Optical input
SW output
USB input
Right speaker output**
Left speaker output**
Power input( DC 24V )
6
12
7
13
*Bluetooth pairing method: turn on the Bluetooth pairing on the phone, search and
select "LOXJIE BT5.0B", if the phone displays "connected", it means that the pairing
is successful, if the pairing is not successful, please operate the Bluetooth clear
function, connect the Bluetooth connected before A30 After clearing, try again.
** Device speaker output: Please pay attention to the polarity when connecting the
speaker. The polarity must be marked according to the product, so as not to affect
the sound quality!
***The coaxial signal and the analog input share the same interface, so they cannot
be connected at the same time!
7
5
H IGH RE SO LUT I ON PO WER AM P LIFI E R
24V
O P T IC AL I N
SPE AKERS LR
S W O UT USB I NCOAXIAL/R IN L I N
32 1
8 9 10 11 12
4
613

Function and operation instructions
A30
There are 8 pages of settings
in this menu:
Input
Output
EQ
Treble
Bass
Color
BT Clear
Dimmer
Main Display:
1
2
3
INPUT SETTING:
Bluetooth
USB audio
Optical
Coaxial
AUX IN
42 DIR
USB
Connected
12
3
SETUP MENU
Input
Output
EQ
Treble
Bass
Color
BT Clear
Dimmer
INPUT
Bluetooth
USB audio
Optical
Coaxial
AUX IN
Multi-function knob:
Long press the knob to turn on/off, short press the menu
knob left and right for volume adjustment/switch menu function
Digital volume indicator
Sound display
Input selection display
Sampling rate will be displayed when
Bluetooth\Optical\Coaxial input.
4
4

Function and operation instructions
A30
TREBLE TUNE:-10dB~+10dB
EQ SETTING:
Direct
Tone
Bass
Super Bass
Rock
Soft
Clear
OUTPUT SETTING:
Speakers
Headphones
OUTPUT
Speakers
Headphones
EQ
Direct
Tone
Bass
Super Bass
Rock
Soft
Clear
TREBLE
0dB
BASS
0dB TREBLE TUNE:-10dB~+10dB
Note: When the EQ is Driect or other EQ mode, adjust the treble or bass, the
EQ mode will automatically switch to the state of Tone.

Function and operation instructions
A30
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
COLOR
White
Red
Green
Blue
Yellow
Cyan
Orange
Purple
BT list clear
Turn to clear
Dimmer:
Always ON
Auto Off
DIMMER
Always ON
Auto Off
Factory Reset：Connect the power cord when pressing the power button, until
the screen shows the text. Then stop pressing and restart the unit.