L.K.S DIGITAL AUDIO MH-DA004 User manual

L.K.S DIGITAL AU D I O
MH-DA004
User’s Manual
⽤户⼿册
©嘉兴沐声电⼦有限公司2017
www.mu-sound.com
L.K.S DIGITAL AUDIO
INPUT FILTER DPLL BW
VOL-
VOL+

尊敬的⽤户，感谢惠购沐声⾳频产品。在使⽤产品前，请详阅
⽤户⼿册，以了解本机的正确操作⽅法。阅读完毕后，请妥善
保存此⼿册，以备⽇后参考。
Dear customer, thank you for choosing L.K.S Audio products.
Before use, please read this document patiently, in order to
understand the correct operation of your machine.
注意！
在接⼊电源前，请确认您订购的机器⼯作电压需求，⼀般分为
110V和220V两种规格，订货时需要明确⾃⼰家庭的⽤电电压。
为避免触电危险，请勿⾃⾏拆卸机盖或背板。
Notice!
Before use, please confirm your family electric voltage. Make
sure the product you ordered is right. Usually we make two
kinds of specifications, 110V and 220V .
In order to avoid the risk of electric shock, do not disassemble
the product.
L.K.S DIGITAL AU D I O
2

开箱检查 Out of Box Audit
• MH-DA004解码器主机MH-DA004DAC x1
• 遥控器 Remote Controller x1
• 电源线 AC Power Cable x1
• 使⽤⼿册User'sManual x1
部件名称PartName
(1)电源按钮 POWER KEY
(2)显⽰窗⼝DisplayWindow
(3)输⼊端⼦选择InputSelect Key
(4)滤波模式选择FilterModeSelect Key
(5)⾳量减Volume Ramp Down Key
(6)锁相环带宽DPLLBandwidthSet Key
(7)⾳量加VolumeRampUp Key
L.K.S DIGITAL AU D I O
3
L.K.SDIGITALA U D I O
IN P U T F ILT E R
VO L +
VO L -
DP LL B W

(1)(2)(3)(4)(5)(6)
(7)

(1)USB输⼊ USBinputport
(2)光纤SPDIF输⼊ Optical SPDIF input
(3)HDMI-I2S输⼊(注1) HDMI-I2Sinputport (Note 1)
(4)RJ45-I2S输⼊(注2) RJ45-I2Sinputport (Note 2)
(5)数字同轴SPDIF输⼊ CoaxialSPDIFinputport
(6)数字BNCSPDIF输⼊ BNCSPDIFinputport
(7)数字平衡SPDIF输⼊ AES/EBUinputport
(8)模拟⾳频右声道平衡输出⼝(注3)Balanced outputRight (Note 3)
(9)模拟⾳频右声道单端输出⼝ Un-balancedoutputRight
(10)模拟⾳频左声道单端输出⼝ Un-balancedoutputLeft
(11)模拟⾳频左声道平衡输出⼝ BalancedoutputLeft
(12)保险丝盒 Fuseholder
(13)AC交流电源输⼊端⼝ ACPowerInput
*注1 Note 1
这⾥使⽤了⼀个HDMI端⼝作为I2S信号的输⼊端⼝，所以这个端⼝并
不能作为标准的HDMI输⼊来使⽤，下⾯列出了该端⼝的19针引脚定义：
HereweuseaHDMIportasI2Ssignal input, so users can not use this
port as a normal HDMI input. Below is the pin assignment of this port.
L.K.S DIGITAL AU D I O

(2)(3)(4)(5)(6)(7)(8)(9)(10)(11)(12)
(1)(13)
1917 15 13 11 9 7 5 3 1
18 16 14 12 10 8 6 4 2
1. I2S_DATA+ / DSD_DATA1+ 2. NC
3. I2S_DATA- / DSD_DATA1- 4. I2S_BCK+ / DSDCLK+
5. NC 6. I2S_BCK- / DSDCLK-
7. I2S_LRCK+ /DSD_DATA2+ 8. NC
9. I2S_LRCK- /DSD_DATA2- 10. NC
11~13. NC
14. DSDOE (=1:DSD Mode 0: PCM Mode )
15~16. NC 17. GND
18. NC 19. GND
4
OPT I2S-H I2S-E COAX BNC AES/EBU RIGHT LEFT
USB DIGITAL INPUT ANALOG OUTPUT
ACIN
□ 100~120V 50/60Hz
□ 200~240V 50/60Hz

注2 Note 2
这⾥使⽤了⼀个RJ45端⼝作为第⼆组I2S信号的输⼊端⼝，所以这个
端⼝并不能作为标准的⽹⼝输⼊来使⽤，下⾯列出了该端⼝的8针引脚定义：
HereWeuseaRJ45portasasecondaryI2Ssignal input, so users
can not use this port as a normal ethernetinput. Below is the pin
assignment of this port.
注3 Note 3
本机的⾳频平衡输出端⼦的定义为：1.地2.正3.负
Thebalancedoutputpin-out is. 1. GND 2. + 3. -
遥控器说明RemoteController
(1) 启动/待机Run/Standby
(2) ⾳量加Volumerampup
(3) 显⽰亮度调节Display luminance
(4) 输⼊选择减InputDown
(5) 固定⾳量设置VolumecontrolBypass
(6) 输⼊选择加InputUp
(7) 滤波器模式DigitalFilterselect
(8) ⾳量减Volumerampdown
(9) 锁相环带宽DPLLbandwidthset
(10) ⽆功能NoUse
(11) 去加重De-emphasisON/OFF
(12) ⽆功能No Use
(13) 发射指⽰灯IRtransmitindicate LED
L.K.S DIGITAL AU D I O
5
123456781. I2S_DATA / DSD_DATA1 2. GND
3. I2S_LRCK /DSD_DATA2 4. GND
5. I2S_BCLK / DSD_CLK 6. GND
7. DSDOE (=1: DSD Mode 0: PCM Mode)
8. GND
(1)
(2)
(4)
(5)
(7)
(8)
(10)
(11)
(3)
(6)
(9)
(12)
(13)

显⽰屏信息Displayinformation
(1) 输⼊端⼦名称
InputChannel
(2) 采样率显⽰
 SampleRate
(3) 滤波器模式
FilterMode
(4) 锁相环模式
 DPLLMode
(5) ⾳量Volume
(6) 去加重
De-emphasis
根据不同的端⼦选择以及信号输⼊类型，显⽰屏将分别显⽰
以下内容：
Accordingtodifferentinputchannelselectedanddifferent
signal type, The displayer will display following contents.
L.K.S DIGITAL AU D I O
(1)(2)(3)
(4)(5)
(6)
6

显⽰屏信息 Display information detail
(1) 输⼊选择 Input Select
COAX/BNC/AES/OPT/I2S-E/I2S-H/USB
(2)采样率显⽰ Sample Rate indicate
PCM 44K/48K/88K/96K/176K/192K/352K/384K/768K
DSD 64X/128X/256X/512X/1024X
DOP 64X/128X/256X
(3) 数字滤波器模式FilterMode
FAST-L FIR FastRoll-off,Linear Phase Filter
SLOW-L FIR SlowRoll-off,Linear Phase Filter
FAST-M FIR FastRoll-off,Minimum Phase Filter
SLOW-M FIR SlowRoll-off,Minimum Phase Filter
APODIZ FIR Apodizing,FastRoll-off,Linear Phase Filter
HYBRID FIR Hybrid,FastRoll-off,Minimum Phase Filter
BRICKW FIR Brickwall Filter
IIR47K IIR Filter 47K
IIR50K IIR Filter 50K
IIR60KIIR Filter 60K
IIR70K IIR Filter 70K
(4)锁相环模式DPLLMode
NOBW 关闭锁相环 NoDPLLBandwidth
BW01 第⼀档带宽 Level 01DPLLBandwidth
...
Bw15 最⾼锁相环带宽HighestDPLLBandwidth
* 低的锁相环带宽可以得到好的信号质量,但是过低的带宽会影
响接收信号的容忍度,可能会导致声⾳有卡顿甚⾄不能⼯作。
 Bettersoundcanbereached if user set DPLL to a lower
bandwidth, but this will reduce the signal receiving
tolerance. 


L.K.S DIGITAL AU D I O
7
DSD模式可见
OnlyAvilable in DSD mode

(5) 输出⾳量调节Volumecontrol
0.0dB~-127dB(0.5dB间隔)（0.5dBStep）
VOL-FIXED⾳量固定位0dBVolumefixedto0dB
* ⾳量调节是采⽤DAC内部的数字调节，当⽤户的放⼤器具有独⽴的⾳量
调节功能时，请将DAC的⾳量调节设置为0dB，或者按下遥控器的BYP
按键以固定⾳量输出为0dB。如果⽤户的放⼤器不具有⾳量调节功能，
请在开启放⼤器电源之前，将解码器的⾳量调节到-20dB以下，以免开
启功放时过强的声⾳影响到您的⼼情。
Thevolumecontrolofthis DACisbasedondigitalcontrol.Once
user have an external volume controller, such as a pre-amplifier,
usershouldbypassthis functionbysetthevolumeto0dBorpress
theBYPkeyontheremotecontroller .If user don’t have an external
volume controller, user should turn the DAC volume down to -20dB
toavoidtheloudsoundrushwhenturnonamplifier.
(6) 去加重设置De-emphasis
DE-EMPHON去加重打开De-emphasisON
DE-EMPHOFF去加重关闭De-emphasisOFF
*如⽆必要，请将此项设置为OFF.
Ifnotnecessary,pleasesetthisitemtoOFF.

L.K.S DIGITAL AU D I O
8

技术规格TechnicalSpecifications

L.K.S DIGITAL AU D I O
9
项⽬Items
规格Specifications
备注Note
型号
Model
L.K.S Audio MH-DA004
⿊⾊/银⾊
Black/Silver
解码⽅案
DAC Chips
SABRE32 Reference ES9038pro
双芯⽚
2chips
USB端⼝
USB Port
PCM 44.1K~384K 24/32bit
DSD64~DSD512
Windows XP/vista/win7/win8
32/64bit
Mac OSX 10.6+
Amanero
Windows
需要驱 动
Need
S/PDIF输⼊
S/PDIFInput
COAX / BNC / AES / OPT
PCM44.1K~192K 16~24bit
DOP 64x
I2S 输⼊
I2Sinput
PCM 44.1K~768K 24/32bit
DSD64~DSD1024
DOP 64~256
⾳频输出
Output
RCA: 2Vrms XLR: 5Vrms
FR (20Hz~20KHz) ±0.2dB
DNR > 135dB
SNR > 120dB
THD < 0.0002%
额定功率
Rated Power
18W □ 100~120V
□ 200~240V
尺⼨
Dimensions
430mm*320mm*90mm
W*D*H
宽*深*⾼
净重Weight
7.0kg

L.K.S DIGITAL AU D I O
10
备忘录Note