Nakamichi NDSD200 User manual

NDSD200
DSD PLAYER WITH DSP

1 EN

NDSD200
Thank you for your purchase and welcome to the world of Nakamichi! Please keep your
original proof of purchase or invoice in a sate place in case of any warranty claims. Do
also mail or register your warranty With the ofcial Nakamichi service centers and/or
agents to ensure that you are provided with the relevant technical support if required.
1. To prevent short circuit, please keep the device away from water or damp places.
2. If water or any other liquid enters the device, cut off the power immediately, and inform
the nearest Nakamichi Service Center or Agent to inspect the product.
3. Users are not recommended to disassemble the device as there are no user serviceable
parts inside, please contact the nearest Nakamichi Service Center if necessary.
Ensure all cables and parts are securely connected before turning on the power.Shown
below is the basic troubleshooting procedure that you should follow.
Before sending the unit
for repair, please refer to
the table for common
troubleshooting solutions. Please return the unit to
factory settings
Please consult the
nearest service center or
authorized agent for
further aptions
Troubleshooting method:
Malfunction Reason and Solution
No Power Check the power connection and make sure it's secure.
Check the ACC connection and make sure it's secure.
Double check if the unit is in MUTE mode.
Check if you have choose the correct input channel.
Check the USB connection and make sure it's secure.
Check if the driver " HID-compliant device " has been
properly installed in your PC.
Unable to connect
through USB
No Sound
USB2.0 Cable(1.5m)
Mechanical at head screws(PM3x6mm)
User Manual
Self-Tapping Oval Head Screws(PA4x20mm)
Mounting brackets
Velcro(160x20mm)
2 EN
16p Speaker cable(18cm)
1Chinese,1English
20P high level input and power cable(18cm)
20A FUSE

190(L)x153(W)x55(H)mm
Approx.1.2kg
Frequency Response
Input Impedance
Low Level Output Impedance
Signal Input Range
Signal Output Range
Working Temperature
Power
REM Output
REM Intput
Standby Power
Net Weight
Product Dimension
100dB
55dB
0.5
20Hz~40KHz
High Level: 51
51
RCA: 7.5Vpp; High Level: 26Vpp
RCA: 7.5Vpp; Max Power: 8CHx50W
-20 ~ 70
DC 9V~15V
High Level Input Signal: H1+/H1- or ACC control cable
12V Start up Voltage Output(250mA)
0.1W
Dynamic Range(RCA Input)
S/N(RCA Input
THD
Input Type
Output Type
Output Gain
Output Signal EQ
Output Signal
Crossover
Output Phase and
Time Alignment
Presets
6 CH High Level, 4 CH Low Level, Built-in Bluetooth, U disk music
10 Channels Low Level, Optical, 8CHx50W Max Power:
Gain Range: Mute,-59.9dB~6dB
31 Band Equalizer Engine:
1. Frequency range: 20Hz~20KHz, 1Hz Accuracy
2.Q value (slope): 0.404~28.852
3.Gain: -20.0dB~ +20.0dB, 0.1dB Accuracy
Each output is equipped with multi-order high and low pass
independent lters.
1. Filtering types: Link-Ril, Butter-W, Bessel
2. Filtering frequency division point: 20HZ~20KHz. Resolution 1Hz
3. Filter slope (slope) setting: 6dB/ Oct to 48dB /Oct and OFF
Each output channel can be adjusted for phase and delay, parameter
range:
Phase: in-phase or reverse-phase (0 /180 )
Delay: 0.000 to 20.000ms. 0 to 692 cm, 0 to 273 inch
6 Presets into the device
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Supported Audio Formats DSD64/DSD128/DSD256/Mp3/WMA/WAV/APE/FLAC
DSD f ile format: “.dff” , “.dsf”
Support hard disk capacity 2T

The Velcro Is Attached To The Bottom Of The Fuselage
4 EN
153mm
190mm
55mm 55mm
OUTPUT
CH9 CH7 CH5 CH3 CH1
CH10 CH8 CH6 CH4 CH2 CH2
CH4
CH3 CH1
INPUT
NDSD200
PC
OPT-OUT
REM
ACC HOST
USB
ACC GNDGNDGND
BB B
IN6
IN6
IN5
IN5
IN4
IN4
IN3
IN3
IN2
IN2
IN1
IN1
REM
OUT
POWER
OUT1
OUT1
OUT2
OUT2
OUT3
OUT3
OUT4
OUT4
OUT5
OUT5
OUT6
OUT6
OUT7
OUT7
OUT8
OUT8
SPK OUT HI.LEVEL INPUT

5 EN
8x50W 4
PC
OPT-OUT
REM
ACC HOST
USB
ACC GND GND GND
BB B
IN6
IN6
IN5
IN5
IN4
IN4
IN3
IN3
IN2
IN2
IN1
IN1
REM
OUT
POWER
OUT1
OUT1
OUT2
OUT2
OUT3
OUT3
OUT4
OUT4
OUT5
OUT5
OUT6
OUT6
OUT7
OUT7
OUT8
OUT8
SPK OUT HI.LEVEL INPUT

6 EN
USB port
Insert the USB ash drive and play the song in the USB ash drive under the player audio source.
USB2.0 Port, Connect to the computer tuning software
No need to download the driver installation, connected to the computer sound software
installed automatically.
2 4 56 7 8
9 10
OUTPUT
CH9 CH7 CH5 CH3 CH1
CH10 CH8 CH6 CH4 CH2 CH2CH4
CH3 CH1
INPUT
NDSD200
PC
OPT-OUT
REM
ACC HOST
USB
ACC GND GND GND
BB B
IN6
IN6
IN5
IN5
IN4
IN4
IN3
IN3
IN2
IN2
IN1
IN1
REM
OUT
POWER
OUT1
OUT1
OUT2
OUT2
OUT3
OUT3
OUT4
OUT4
OUT5
OUT5
OUT6
OUT6
OUT7
OUT7
OUT8
OUT8
SPK OUT HI.LEVEL INPUT
SUPPORTED AUDIO PLAYBACK LIST
MP3
WMA
APE
FLAC
WAV
32kbps-384kbps
0kbps-320kbps
all bitrates allowed
all bitrates allowed
all bitrates allowed
all bitrates allowed
8/11.025/12/16/22.05
24/32/44.1/48KHz
8/11.025/12/16/22.05
24/32/44.1/48KHz
all bitrates allowed
MPEG1/2/2.5
layer II&III
WMA standard
4/4/1/7/8/9.1
8/16/22.05/24/32/
44.1/48KHz
PCM Bit width
8/12/16/24bits
8/16/22.05/24/32/
44.1/48KHz
PCM Bit width
8/12/16bits
32kbps-384kbps 8/11.025/12/16/22.5/
24/32/44.1/48KHz 4bit ADPCM only
2.8224MHz
2.8224MHz
2.8224MHz
dsf dff
dsf dff
dsf dff
DSD64
DSD128
DSD256
Audio Stream Sampling Rate Remark

7 EN
Power indicator light/Protection indicator light
Low level output port
Connect up to 10 channels low level output.
High level output port
OUT1
OUT1
OUT2
OUT2
OUT3
OUT3
OUT4
OUT4
OUT5
OUT5
OUT6
OUT6
OUT7
OUT7
OUT8
OUT8
SPK OUT
Machine start mode switch
When the switch is turned to the "ACC" terminal, the machine is started by ACC, and when it is
turned to the "HOST" terminal, the machine is started by the high level H1+/H1- input signal.
1~6 High level input.
High level input and power port
ACC GND GND GND
BB B
IN6
IN6
IN5
IN5
IN4
IN4
IN3
IN3
IN2
IN2
IN1
IN1
REM
OUT
POWERHI.LEVEL INPUT
Low level input port
Connect up to 4 channels low level intput.
The controller port
Data call and total volume adjustment can be performed by the line controller.
H1 H2 H3 H4
H1 H2 H3 H4
HOST ACC
PWR/PRO
REM
AC3-DSD (Optional wiring controller)
Optical input port
Connect on-board or other audio equipment and switch the sound source of the machine to
digital output.
USB
Micro SD/TF
256GB
256GB
2T
SUPPORTED DEVICES
Audio Maximum capacity Device format
SSD/HDD
FAT32/NTFS
FAT32/NTFS
FAT32/NTFS

PC Software Operation Introduction
(PC can be downloaded from the ofcial website (http://www.nakamichicaraudio.com, CONTACT, downloads))
Computer Conguration Requirements: Screen resolution higher than1280 x 768, otherwise the
software Ul is incomplete, only suitable for windows operation system laptop, desktop and pads.
1. Menu editing area
Main functions: File, options operation.
a. Click the "File" pop-up window, and select to load the scene on you computer, save it as scene
on you computer, load the whole machine scene or save the whole machine scene.
b. Click on "Option" to select Chinese and English switching, Noise Gate, RESET, InPutVOL
and About(A)
8 EN
Note: If you need to share tuning parameters, please connect the machine, and "save machine
scene" to the personal computer to share this " machine scene".

9 EN
2. Function editing area
Main functions: scene, master source, mixer source, channel type, link, mixer and mode settings.
a. Scene: 6 sets of scene data can be recalled or stored.
b. Master source: Click the input audio source drop-down list to select the input audio source.
BT, Hi Level, Low Level and DSD.
c. Reset: Click Reset to clear the channel type or restore the default channel type.
d. Link: Click the Link to set the Link synchronization mode: copy from left to right or copy from right
to left.
e. Click "Mixer" to enter the mixing interface, the interface is as shown below.
f. Click "Audio" to switch Sound mode.
3. Main volume and software connection editing area
Main functions: master volume and computer software connection settings.
a. Main volume adjustment range: off, -59.9~6dB. Click the speaker button to mute the main
volume.
b. Click the "Not Connected" button to connect the host with a PC.

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4. Output channel type editing area
Main function: congure the type of output channel.
5. Channel delay, volume, phase editing area
a. Push the fader left or right to adjust the sound size, or enter a value or roll the mouse wheel in the
volume input box to adjust the sound size. Click the speaker button to switch mute.
b. Positive phase adjustment: Click［ 0°］or［ 180°］ to switch between positive phase and reverse
phase.
c. Delay: set the delay value by scrolling the mouse wheel in the delay input box, or enter the value
to set the delay value.
d. Delay Unit button: Click the drop-down list to select milliseconds, centimeters, and inches.
6. Channel divider editing area
Main Function Setup: Channel High & Low Pass Filter Setup.
Adjustable: Filter Type, Frequency point and Q Value (Gradient or Slope).

11 EN
7. Equalizer editing area
a. Reset EQ: It is used to restore the parameters of the all equalizer to the original pass-through
mode (the frequency of the equalizer, the Q value and the gain are restored to the initial value).
b. Restore EQ: Switch between the currently designed equalizer state parameters and the
pass-through mode (the gain of all equalization points is restored to 0 dB, the frequency and
value are unchanged).
c. Click PEQ Mode to switch GEQ Mode. The Q value and frequency cannot be adjusted in the
PEQ Mode interface.
8. Channel EQ editing area
Main function conguration: Equilibrium design of current output channel, 31-band equalization
adjustable: frequency, Q value (response bandwidth) and gain (increasing or decreasing the
frequency response amplitude near the frequency point).

Smart-phone Software Operation Instruction
(APP can be downloaded from the ofcial website(http://www.nakamichicaraudio.com,CONTACT, Downloads))
1. Home interface
Home Delay Output
It can restore factory settings, share sound
effects, save sound effects, turn on local
sound effects, check the model and version
number of the unit, and exit the software
operation; volume, master source, storage
and recall of 6 sets of preset scenes.
A. Connection Status:
B. Menu:
C. Master source:
Red means not connected, green means
connected.
You can restore factory settings, share
sound effects, save sound effects, turn on
local sound effects, view the model and
version number of the machine, and exit
the software operation.
Master source: Bluetooth / Hi.level /
Low level / DSD.
Press and hold the volume scale clockwise
or counterclockwise to adjust the volume.
The main volume range is 0~66, The
subwoofer range is 0~60.
D. Volume adjustment:
2. Delay interface
E. Scene preset:
There are 1~6 presets to choose from.
F. Advanced settings:
Click [Advanced Settings] to enter the
settings of the delay interface, channel
interface, EQ interface and mixing.
Sound eld positioning output delay
adjustment.
G. Unit switching:
Switch between milliseconds, centimeters,
and inches.
H. Delay setting:
Click setting window of the corresponding
channel. Slide the dots left and right to set
the delay value. Delay settings can be
made for CH1~ CH10 speakers.
Delay range: millisecond range: 0.000~
20.000; cm range: 0~692; inch range: 0~273.
3. Channel interface
Channel high-low-pass crossover setting
with high-low-pass independent ltering.
12 EN

EQ
Mixer
4. EQ interface
Adjustable: Filter type, frequency and Q
value (slope or slope).
I. Output channel selection:
Ten channels are available.
J. Output channel volume setting:
You can adjust the volume by sliding left
and right. The volume range is 0~60. Click
the speaker button to mute. Congurable
output channel type, forward and reverse
switching.
K. Channel divider selection:
Channel type: Choose from Link-Rill,
Butter-W and Bessel.
Frequency Range: 20HZ~20KHz.
Slope selection:
6dB/Oct, 12dB/Oct, 18dB/Oct, 24dB/Oct,
30dB/Oct, 36dB/Oct, 42dB/Oct,48dB/Oct
and OFF can be selected.
L. Joint tuning settings:
Click[link] the joint debugging window
will pop up, and select the joint debugging
method.
Corresponding to the adjustment of the
output channel EQ curve (gain, Q value
and frequency); reset equalization,
pass-through equalization or parametric
equalization operation settings.
M. EQ display:
Edit the display area.
N. Output EQ gain, Q value and frequency
settings:
Output EQ gain setting: A total of 31 EQ. left
and right sliding screen can select EQ, you
can drag the slider up and down. Select
the rst line value, and drag the slider bar
left and right in the pop-up dialog box to
adjust the adjustment range: -20dB ~ +20dB.
Q value: Click the second line value, and
drag the slider bar left and right in the
pop-up dialog box to adjust, the
adjustment range is 0.404 ~ 28.852.
Frequency setting: Click the third line
value, and drag the slider bar left and
right in the pop-up dialog box to adjust it.
The adjustment range is 20Hz ~ 20KHz.
13 EN

5. Mixing interface
Click [Reset EQ] to restore the
parameters of the 31-band equalizer to
the original pass-through mode (the
equalizer frequency, Q value and gain
are restored to their initial values).
When there is channel adjustment,
display [straight-through equalization],
click [straight-through equalization], click
[OK], all values (frequency, Q value and
gain) will return to the initial value. At this
time, the [straight-through equalization]
button will become [recovery
O. Reset equalization, restore equalization,
pass-through equalization settings:
equalization]. Press the button and click
[Resume Equilibrium], all values
(frequency, Q value and gain) will be
restored to the value before the
pass-through.
Click [P.EQ Mode], click [OK] to switch to
Graphic Equalization, click [G.EQ Mode],
click [OK] to switch to Parametric
Equalization.
Four sound source modes can be
selected. It includes the mixing selection
and adjustment of 6 groups of high-level,
Bluetooth left and right channels, DSD
left and right channels, and aux left and
right channels. The adjustment range
is 0-100.
14 EN