Instruction Manual(EN)Second Edition
This Instruction Manual describes important precautions to prevent any accident and procedures tohandle this product.
Read this Instruction Manual carefully to use this product safely.
After reading, keep this in a safe place where users can refer to as needed.

2D-53-0003250A

Safety Precautions
This section describes the "prohibitions" and "precautions" important for you to use NT110 safely.
Before use, be sure to read this manual so that you can use the system correctly.

Warning

This sign gives a message assuming possible human death or severe
injury if the system is mishandled ignoring the message given with this sign.
This sign gives a message assuming possible human injury or property

Cautiondamage if the system is mishandled ignoring the message given with thissign.

The △ symbol shows a message (including a warning) that must be paid attention to. The
specific precaution is shown by picture or text near or in the △. The message given in theleft-hand picture calls attention to "electrical shock."symbol shows a prohibition (prohibited action). The specific precaution is shown by pictureor text near or in the. The message given in the left-hand picture prohibits "disassembly."● symbol shows a mandatory message (action that must be taken without exception). The
specific precaution is shown by picture or text near or in the ●. The message given in theleft-hand picture instructs the user to "remove the power plug from the receptacle."

Warning
Continuing to use the system with unlikely
abnormalities such as smoke and abnormal smell
and sound may cause fire and electric shock.
After turning off the power of the system's main
unit immediately, be sure to remove the power
cable plug from the receptacle. After confirmingthat no more smoke is coming out, contact oursales office for a repair request. Do not attempt to
repair the system by yourself, as it is dangerous
for the user.
Should water or foreign materials enter thesystem, after turning off the power of the system's
main unit immediately, remove the power cableplug from the receptacle, and then contact oursales office. Continuing to use the system withforeign materials inside may cause fire or electric
shock.
If cables are damaged such as when the power
cable is broken to disconnection and cores are
exposed, contact our sales office for a repair.
Otherwise, it may cause fire or electric shock.
Do not use the system in a place where liquid may
splash on the system's main unit directly.
Otherwise, it may cause fire or electric shock.
Use the system only within the voltage range
specified in the Instruction Manual. Otherwise, it
may cause fire or electric shock.

Fully insert the power cable plug into the power
receptacle. Otherwise, it may cause fire or electric
shock.
Do not place heavy objects on the power cable.
Also make sure that the power cable is not caught
under the system. Otherwise, the cable may bedamaged and cause fire or electric shock.

Do not place flower vases, cups, containers withwater, or small metal items on the system. If water
spills or enters the inside, fire or electric shock
may be caused
Do not damage, process, bend forcefully, twist,
pull, or heat the power cable, Otherwise, the cable
may be damaged and cause fire or electric shock.

Never disassemble, repair, or modify the main
unit. Also, never remove the cover. Otherwise, it
may cause fire or electric shock.

Caution
When disconnecting the power cable, do not pull
the cable. Instead, be sure to hold the power plug
to disconnect it. Otherwise, the cable may bedamaged and fire or electric shock may becaused.
Before caring for the system, remove the powerplug from the receptacle for the sake of safety.
Otherwise, it may cause electric shock.
Before moving the system, turn off the powerswitch, and be sure to remove the power plugfrom the receptacle, and then remove theconnection cords of the external devices.
Otherwise, cords may be damaged and fire orelectric shock may be caused.
Do not place the power cable near heatgenerating devices. This may melt the covering ofcable and may cause fire or electric shock.
Do not connect/disconnect the power plug with
wet hands. Otherwise, it may cause electric
shock.
Install the system on a flat surface with good
ventilation. Otherwise, the internal temperature
may rise to cause system malfunctions.
Do not use, expose, or store batteries inhigh-temperature locations such as direct sunlightor in the car in the hot sun. There is a risk ofleakage, overheating, explosion, or fire of thebattery. Also, please do not throw in fire or heat.
There is a danger of explosion if you replace thebattery by mistake. Please exchange with thesame or equivalent type.

Before turning on the power, turn thevolume tominimum. Otherwise, you will hear a loud soundsuddenly, which may cause impairments such asa hearing loss.
Do not connect/disconnect the power plug withthe power switch on. This may cause system
malfunctions.
Do not connect/disconnect the module unit andthe card unit with the power switch on. This may
cause system malfunctions.
Do not put the module unit and the card unit inplaces where it is susceptible to static electricity(such as on a carpet), This may cause system
malfunctions.
If the panel surface becomes dirty, wipe it off
using a soft cloth immersed in a small amount of
neutral detergent. Never use gasoline, alcohol,
cleanser, or freon.
The module unit and the card unit were adjusted
when installed.
Please know that if changes are made by thecustomer after delivery such as replacing parts or
adjusting the internal trimmer, maintaining of theperformance afterward cannot be guaranteed.
Do not use in places where corrosive gas is
generated. There is a possible cause of themalfunction or failure.
For protection from electric shock, please plug thepower cable plug into an outlet with a protective
earth terminal correctly connected to earth. Using
it without connecting a protective earth may cause
electric shock.
Place it in a location that is easily accessible to thepower plug. If you feel abnormal, immediately turnoff the power and unplug the power plug from theoutlet. Also, even when the power is turned off, asmall current flows. Always unplug the power plugfrom the outlet when not using this product for along time. When installing this equipment insystem, please construct a system that can be shut
off with a breaker or the like.

Disposing of this Equipment
When disposing this equipment, contact an authorized industrial waste disposal operator tohandle the disposal since this equipment needs to be disposed as an industrial waste.

Since the consumable parts including fans tend tolose their effectiveness with frequency and time ofuse, replacement is needed according toconsumption. We recommend carrying out aperiodical maintenance. For repair or maintenance,
consult with our sales representatives or service
department shown on the end of this manual.
TAMURA owes no responsibility or liability for any
failure due to improper use or alteration.

Copyright
Copyright © 2017 TAMURA Corporation. All Rights Reserved. Do not duplicate or replicate without permission.

About the latest version of instruction manual
Specifications and appearance etc. described in this manual are subject to change without notice for
improvement.
Please download the latest version instruction manual from the website of TAMURA Corporation.

TAMURA Corporation website
http://www.tamura-ss.co.jp

Precautions on Installation of NT MATRIX
Install NT MATRIX with special care to ventilation according to the following precautions:1)

Do not block ventilation holes and fans.

2) When you embed NT MATRIX in a table or desk, use a structure in consideration of air flow.
3) When you stack NT MATRIX mounted on a rack, prevent thermal influence from equipment installed below it.

Ventilation hole

Side

Top

Back

Fan

NT MATRIX Instruction Manual (EN)

2D-53-0003250A

Table of Contents
1.

Overview ...................................................................... 1

2.

Features....................................................................... 1

3.

External View .............................................................. 2
3-1

Rear Panel ...................................................................................... 2

3-2

Front Panel ..................................................................................... 2

4.

Audio Block Diagram ................................................. 3

5.

Product composition.................................................. 4

6.

Rating and Performance ............................................ 5

7.

6-1

General Rating ............................................................................... 5

6-2

Input/Output Rating ....................................................................... 5

6-3

Audio Performance........................................................................ 6

6-4

Audio Control Parameters ............................................................ 7

Exterior Features ........................................................ 8
7-1

Rear Panel ...................................................................................... 8
7-1-1
7-1-2
7-1-3
7-1-4
7-1-5
7-1-6
7-1-7

7-2

AC INPUT ................................................................................................. 8
POWER SW ............................................................................................. 8
SEIRIAL .................................................................................................... 9
GPIO......................................................................................................... 9SYNC...................................................................................................... 11
DSP CARD SLOT .................................................................................. 11
Connection of DSP CARDs with NT MATRIX Manager and CUSTOM UI............................................................................................................... 12

Front Panel ................................................................................... 14
7-2-1
7-2-2
7-2-3

POWER/SYNC LAMP ............................................................................ 14
DSP LAMP/BUTTON.............................................................................. 14
IO CARD SLOT ...................................................................................... 15

8.

Outline Drawing ........................................................ 16

9.

Appendix ................................................................... 17
9-1

Adding DSP CARD....................................................................... 17
9-1-1

Precautions ............................................................................................ 17

NT MATRIX Instruction Manual (EN)

9-1-2
9-1-3

9-2

Remove DSP CARD (FAN CARD) ......................................................... 20
Install DSP CARD .................................................................................. 21

IO CARD Installation Method ...................................................... 22
9-4-1
9-4-2

9-5

Precautions ............................................................................................ 18
One DSP CARD Configuration ............................................................... 18
Two DSP CARD Configuration (Replacing Primary DSP CARD) .......... 19
Two DSP CARD Configuration (Replacing Secondary DSP CARD) ..... 19
Operation Check after Replacement ...................................................... 19

DSP CARD Installation Method .................................................. 20
9-3-1
9-3-2

9-4

Additional Procedure .............................................................................. 17
Operation Check after Adding ................................................................ 17

Replacing DSP CARD .................................................................. 18
9-2-1
9-2-2
9-2-3
9-2-4
9-2-5

9-3

2D-53-0003250A

Removing Blank Panel ........................................................................... 22
Install IO CARD ...................................................................................... 22

How to attach and remove the front cover ................................ 23
9-5-1
9-5-2

Remove the front cover .......................................................................... 23
Attach the front cover ............................................................................. 23

9-6

Initializing Internal Data .............................................................. 24

9-7

Backing Up and Uploading NT MATRIX Data ............................ 26
9-7-1
9-7-2

Transferring Backup Data from NT MATRIX to computer File (Backup) 26
Transferring Backup Data from computer File to NT MATRIX (Upload) 27

NT MATRIX Instruction Manual (EN)1.

2D-53-0003250A

Overview

NT MATRIX is a system interface with a built-in DSP processor that performs audio signal routing
matrix, mix and various signal processing.
It corresponds to various uses by combining audio input / output card and control card.
It also supports redundancy of power supply input and redundancy of audio signal processing section(option), making it ideal for relaying, live broadcasting, program recording, television and radio studiosthat require high reliability.

2.

Features Function
(1)
(2)
(3)
(4)
(5)

160ch x 160ch Audio Matrix Router
Configurable DSP audio signal processing
6 card slots (2 of which correspond to 64 ch audio input / output)
Analog, digital audio I / O card and GPIO, VCA control card option is avalable
Logic setting of button ON / OFF information of GPIO and touch panel can be done by using
LOGIC function(6) User interface can be freely created using GUI application(7) EIAJ 19-inch rack mount size

 Original technologies(1) Built-in audio signal processing with a high dynamic range based on 32-bit floating point
operations. Mixing can be performed without being conscious of the internal level diagram.
(2) Redundant configuration of audio signal processing and controllers are available

 Operational safety(1) Power supply in a redundant configuration, allowing for Two AC inputs(2) Applications that require high reliability are supported with a redundant configuration of audio
signal processing and controller-mounted DSP CARDs (optional).
(3) The system uses no advanced OS but is composed based on firmware, realizing high stability andquick startup.

1

NT MATRIX Instruction Manual (EN)3.

External View

3-1

Rear Panel

3-2

Front Panel

2D-53-0003250A

With front cover attachedWith the front cover removed

2

NT MATRIX Instruction Manual (EN)4.

2D-53-0003250A

Audio Block Diagram

3

NT MATRIX Instruction Manual (EN)5.

2D-53-0003250A

Product composition

Product code

Model

Name

M-21200552-00

TS-10070

NT MATRIX
Front CoverQuantity11Remarks
NT MATRIX main unit
One pre-installed on the mainunit

M-21300291-00

TU-6436

DSP CARD

1

One pre-installed on the mainunit

AC CORD 2m (JP)Instruction Manual(JP)21Accessories
Accessories* The table above shows the products that come standard with the main unit and does not include any
options.
* Since the attached AC CORD is exclusively for Japan, it can not be used outside of Japan.
If you plan to use this machine outside of Japan, prepare AC CORD of your country separately.

4NT MATRIX Instruction Manual (EN)

2D-53-0003250A

6.

Rating and Performance

6-1

General Rating
Supply voltage (AC) .................................................................................. 100 to 240 V 50/60 Hz
Power Consumption ............................................................................................................... 70 W
External dimensions (with front cover) excluding
protrusions .................................................................................... 482(W)×132.6(H)×553.5(D) mm
External dimensions (without front cover) excluding
protrusions ....................................................................................... 482(W)×132.6(H)×530(D) mm
Weight (with front cover, without options) ............................................................................ 11.5 kg
Operating temperature range ................................................................................. -10℃ to +40℃
Operating humidity range ............................................................................................ 20% to 80%
Operating condition........................................................................................................Continuous

6-2

Input/Output Rating
Transmission frequency range ............................................................................... 20 to 20,000 Hz
Sampling frequency ............................................................................................................. 48 kHz
Number of signals processed ............................................................................................... 192 ch
Audio reference input/output level(Digital) ....................................................... -18 dBFS/-20 dBFS
Synchronization signal input
VIDEO INPUT......................................................................................... VIDEO (NTSC/PAL)
WORD CLOCK INPUT ........................................................................... WORD (TTL/1 Vpp)
Synchronization signal output
WORD CLOCK OUTPUT ..................................................................................WORD (TTL)
Audio input
SLOT1(EX) .................................................................................................. Monaural 64 ch
SLOT2(EX) .................................................................................................. Monaural 64 ch
SLOT3 ........................................................................................................... Monaural 8 ch
SLOT4 ........................................................................................................... Monaural 8 ch
SLOT5 ........................................................................................................... Monaural 8 ch
SLOT6 ........................................................................................................... Monaural 8 ch
Audio output
SLOT1(EX) .................................................................................................. Monaural 64 ch
SLOT2(EX) .................................................................................................. Monaural 64 ch
SLOT3 ........................................................................................................... Monaural 8 ch
SLOT4 ........................................................................................................... Monaural 8 ch
SLOT5 ........................................................................................................... Monaural 8 ch
SLOT6 ........................................................................................................... Monaural 8 ch
DSP CARD SLOT (Primary SLOT equipped as standard) ................................................... 2SLOT
Control input/output
LAN PORT (DSP CARD) .................................................................................... 1 port (LAN)SERIAL PORT ................................................................................................ 1 port (RS422)
GPIO ..................... 4ch electrically isolated opto-coupler inputs / 3ch open-collector outputs

5

NT MATRIX Instruction Manual (EN)

6-3

2D-53-0003250A

Audio Performance* Performance assumes when I / O card is mounted on IO CARD SLOT.
* Performance assumes normal service condition unless otherwise specified<Normal service condition>
The normal service condition means that the specified power supply is used, where eachcomponent is correctly connected as per the system diagram, and then adjusted according to thespecified level diagram. However, filters and equalizers are off.
Amplification allowance(For the rated value at 1 kHz)
Analog input/output (Microphone-system)................................................... Within ±2.0 dB
Analog input/output (Line-system)............................................................... Within ±1.0 dB
Digital input/output ...................................................................................... Within ±0.3 dB
Amplification frequency characteristic(Assumes 1 kHz as the reference at Fs=48 kHz and within transmission frequency range.)
Analog input/output (+4dBu IN) ................................................... Within ±0.6 dB (20 to 20 kHz)
Digital input/output....................................................................... Within ±0.1 dB (20 to 20 kHz)
THD+N
(using 22 Hz HPF and 22 kHz LPF/Fs = 48 kHz, 40 kHz LPF/Fs = 96 kHz withintransmission frequency range.)
Reference level input
Analog input/output (Microphone-system)........................................................Within 0.2%
Analog input/output (Line-system)..................................................................Within 0.03%
Digital input/output .........................................................................................Within 0.03%
When inputting a level equivalent to reference input level + head room -1 dB
Analog input/output (Microphone-system)........................................................Within 0.4%
Analog input/output (Line-system)....................................................................Within 0.2%
Digital input/output ...........................................................................................Within 0.1%
SN ratio(Using 22 Hz HPF and 22 kHz LPF)
Analog input/output (Microphone-system, -64 dBu input) ............................ 57 dB or more
Analog input/output (Line-system, +4 dBu input) ......................................... 80 dB or more
Digital input - analog output (full scale reference) ...................................... 105 dB or more
* The noise level of the analog input/output is measured using the input at 150 Ω
termination.
Fader attenuation .................................................................................................. 100 dB or more
(Channel Fader attenuation characteristic for the maximum output level at 8 kHz)LR phase difference (within transmission frequency range) ......................................... Within ±2°
Maximum input level
Analog ...................................................................... +23 dBu (Distortion rate within 0.3%)
Digital ........................................................................ 0 dB FS (Distortion rate within 0.1%)

6

NT MATRIX Instruction Manual (EN)

6-4

2D-53-0003250A

Audio Control Parameters
INPUT LEVELHA GAIN .................................................................................. +10 to -64 dBu (1 dB Step)
TRIM ....................................................................................... -24 to +24 dB (0.2 dB Step)
Filter/Equalizer
TYPE ..................................... HPF(12dB/oct)/LPF(12dB/oct)/Notch/Peak/H Shelv/L Shelv
Frequency ................................................................................. 20 to 22.4 kHz (245 Point)
Gain ........................................................................................ -18 to +18 dB（0.2 dB Step）
Q ....................................................................................................... 0.4 to 6.4 (241 Point)
Dynamics
COMP/LIMITTERTHRESHOLD .......................................................................-50 to 0 dB FS (0.25 dB Step)RATIO ..................................................................................................1.0 to ∞ (253 Point)
ATTACK TIME ........................................................................0.1 mS to 70 mS (125 Point)
RELEASE TIME ....................................................................... 10 mS to 2.6 S (133 Point)
DELAY
DELAY1.................................................................................. 0～100.00ms（1/48ms Step）
DELAY2.................................................................................. 0～100.00ms（1/48ms Step）
DELAY3.................................................................................. 0～100.00ms（1/48ms Step）
DELAY4.................................................................................. 0～100.00ms（1/48ms Step）

7

NT MATRIX Instruction Manual (EN)

2D-53-0003250A

7.

Exterior Features

7-1

Rear Panel

SERIALGPIO

SYNC

POWER SW

AC INPUTDSP CARD SLOT

7-1-1

AC INPUTAC INPUT1, AC INPUT2
Connect this terminal to AC power supply. Connect it to AC power supply
withthe attached AC cable.

FG Terminal
Please use this terminal when connecting to ground for broadcasting.

7-1-2

POWER SW
AC POWER1, AC POWER2POWER ON/OFF switch of AC power supply* NT MATRIX stores all the settings in internal nonvolatile memory. When the NT MATRX power isturned on, the settings just before the last power-off are restored.

8NT MATRIX Instruction Manual (EN)

7-1-3

2D-53-0003250A

SEIRIAL
Connect when serial communication with external equipment. (Option function)

Connector Pin List

7-1-4

Connector : DB9S(f) , Locking screw M2.6
Pin#1
GND
Pin#6

N.C.

Pin#2
Pin#3

N.C.
N.C.

Pin#7
Pin#8

N.C.
RS422 Tx(+)

Pin#4
Pin#5

RS422 Rx(+)
RX422 Rx(-)

Pin#9
-

RS422 Tx(-)-

GPIO
Inputs and outputs general-purpose control signals.

Connector Pin List
Connector : DB15S(f) , Locking screw M2.6
Pin#1
+5V (max 200mA)
Pin#9
GND
Pin#2
Pin#3

GND
GPIO OUT 1

Pin#10
Pin#11

GPIO OUT 1 COM
GPIO OUT 2 COM

Pin#4
Pin#5

GPIO OUT 2
GPIO OUT 3

Pin#12
Pin#13GPIO OUT 3 COM
GPIO IN 1

Pin#6
Pin#7

GPIO IN 2
GPIO IN 4

Pin#14
Pin#15GPIO IN 3
GPIO IN +COM

Pin#8

GND

-

-

GPIO INPUT
Use the + COM terminal of GPIO INPUT within the voltage range shown below.
The current shown in the figure below flows through the IN terminal.

+COM+4.75V～+25.2V
IN

MAX5.3mA

GND

9NT MATRIX Instruction Manual (EN)

2D-53-0003250A

GPIO OUTPUT
Use GPIO OUTPUT within the voltage and current range shown below.

MAX 30V
MAX 60mA
OUT

COM

10

NT MATRIX Instruction Manual (EN)

7-1-5

2D-53-0003250A

SYNC
External synchronization signal input and internal synchronization signal(WORD CLOCK) output.
Select synchronization signals on the setting apllication.

7-1-6

DSP CARD SLOT

There are two slots for DSP CARDs. By default, one DSP CARD is preinstalled in the PRIMARYDSP slot.
To use redundant configuration of DSP CARDs, mount an additional DSP CARD (optional) in the
SECONDARY DSP slot.

11

NT MATRIX Instruction Manual (EN)

7-1-7

2D-53-0003250A

Connection of DSP CARDs with NT MATRIX Manager and CUSTOM UITo use the NT MATRIX Manager application or CUSTOM UI application, connect DSP CARD(s) to acomputer on which the NT MATRIX Manager application or CUSTOM UI application is installed,using a LAN cable of CAT5E or higher.
If Primary DSP is ACT (running), connect with Primary DSP with LAN cable.
If the Secondary DSP is ACT (running), connect with the secondary DSP with a LAN cable.
Note: If the DSP CARD is composed of two boards and the DSP CARD of the ACT switches fromPrimary to Secondary, it is necessary to change the connection of the LAN cable.

[Connection with a computer: One DSP CARD configuration]

CAT5E Cable[Connection with a computer: Two DSP CARD configuration Primary DSP CARD = ACT]CAT5E Cable[Connection with a computer: Two DSP CARD configuration Secondary DSP CARD = ACT]CAT5E Cable

12

NT MATRIX Instruction Manual (EN)

2D-53-0003250A[Connection with a computer: Two DSP CARD configuration Connection via LAN SW HUB]LANSW HUB
CAT5E Cable* LAN SW HUB: Please use a switching hub that supports over 100 Mbps.

13

NT MATRIX Instruction Manual (EN)7-2

2D-53-0003250A

Front Panel
POWER/SYNC LAMPDSP LAMP/BUTTONIO CARD SLOT

7-2-1

POWER/SYNC LAMP

POWER1
Lights up when AC power is input to AC INPUT 1 and the power supply is operating normally.
POWER2
Lights up when AC power is input to AC INPUT 2 and the power supply is operating normally.
SYNC
If it is synchronized with the selected signal, the lamp of the selection signal will be lit.
If it is not synchronized with the selected signal, the selection signal lamp flashes. In this case, it
operates with reference to the internal oscillator.
When the internal oscillator is selected, all lamps are turned off and operate with reference to theinternal oscillator.
* Select synchronization signal on the NT MATRIX Manager application screen.

7-2-2

DSP LAMP/BUTTON

ACT/STBY LAMPPRIMARY DSP, SECONDARY DSP Displays which DSP CARD is operating.
ACT is lit DSP CARD is in operation. STBY is lit DSP CARD is in standby mode.
FAN LAMP
It lights up when the FAN of each DSP CARD is operating normally.

14

NT MATRIX Instruction Manual (EN)

2D-53-0003250A

ALARM LAMP
It lights up when any alarm is generated on each DSP CARD.
DSP CHANGE OVER
When the DSP CARD is redundant configuration, pressing this button will switch the DSP CARD
mounted on SECONDARY DSP SLOT to ACTIVE (active) state.
When DSP AUTO CHANGEOVER is set to ENABLE, DSP CARD switches automatically. In thiscase, this button functions as a forced selection button of DSP CARD installed in SECONDARY DSP
SLOT.
* Setting of DSP AUTO CHANGEOVER is done in the NT MATRIX Manager application screen.

7-2-3

IO CARD SLOT

Insert optional IO CARDs of various types to these slots. IO CARDs of different types can beinserted to the slots.
SLOT 1 (EX) and SLOT 2 (EX) correspond to 64 ch audio input and 64 ch audio output.
SLOT 3 to 6 correspond to 8ch audio input and 8ch audio output.
All SLOTs correspond to control cards such as GPIO CARD and VCA CARD.
*When IO CARD breaks down, CARD of other SLOT may not operate properly.
For this reason, do not leave CARD of malfunctioning inserted, please remove it from the NT
MATRIX main unit.

15

NT MATRIX Instruction Manual (EN)8.

2D-53-0003250A

Outline Drawing

With the front cover removed

16

NT MATRIX Instruction Manual (EN)9.

Appendix

9-1

Adding DSP CARD

9-1-1

Precautions

2D-53-0003250A

If two DSP CARD configuration is used, the same-version DSP CARDs must be mounted in thePrimary DSP Slot and the Secondary DSP Slot.

The involatile memory of a DSP CARD stores the data. The stored data may be lost if you perform areplacement procedure incorrectly or the DSP CARD fails. If a means for emergency recovery is
required, it is recommended to perform "Backup of NT MATRIX Data." For the details of theprocedure, refer to Appendix, Backing Up and Uploading NT MATRIX Data.

Dissipate the static electricity from your body sufficiently before you touch anywhere DSP
CARDs.

9-1-2

Additional Procedure* This procedure copies the data stored in the Primary DSP CARD to a new DSP CARD mounted in
the Secondary DSP Slot.

Please keep the removed FAN CARD carefully. Fan card is necessary to restore the originalstate, such as when DSP CARD fails.

1Turn off the NT MATRIX power.
2

Remove FAN CARD and install DSP CARD.

3
Before turning on the NT MATRIX power, make sure that the DSP Change Overbutton located at the upper right side of the touch panel is Off (not depressed).
Make sure that the button is not depressed and is in the Off status. The data stored in thePrimary DSP CARD will be lost if the button is depressed and is in the On status.
4

9-1-3

Turn on the NT MATRIX power.
While the startup screen is displayed, data is transferred from the Primary DSP CARD to
the Secondary DSP CARD.

Operation Check after Adding
After adding, activate the DSP CARD to check the audio input/output and operation displays.

17NT MATRIX Instruction Manual (EN)

2D-53-0003250A

9-2

Replacing DSP CARD

9-2-1

Precautions
If two DSP CARD configuration is used, the same-version DSP CARDs must be mounted in thePrimary DSP Slot and the Secondary DSP Slot.

The involatile memory of a DSP CARD stores the data. The stored data may be lost if you perform areplacement procedure incorrectly or the DSP CARD fails. If a means for emergency recovery is
required, it is recommended to perform "Backup of NT MATRIX Data." For the details of theprocedure, refer to Appendix, Backing Up and Uploading NT MATRIX Data.

Dissipate the static electricity from your body sufficiently before you touch anywhere DSP
CARDs.

9-2-2

One DSP CARD Configuration* Perform Procedures 1 and 5 if you need to transfer the data stored in a DSP CARD to a new DSP
CARD.
* It is not necessary to carry out the following procedure 1 and step 5 if you record the setting value
before replacing and manually set it after replacement.
1

Perform the procedure of "Transferring Data from NT MATRIX to Computer."For details of the procedure, refer to Appendix, Transferring Backup Data from NT
MATRIX to Computer File (Backup).
2

Turn off the NT MATRIX power.

3

Remove the DSP CARD to be replaced and install a new DSP CARD.

4

Turn on the NT MATRIX power.

5

Perform the procedure of "Transferring Data from Computer File to NT MATRIX."
For details of the procedure, refer to Appendix, Transferring Backup Data from Computer
File to NT MATRIX (Upload).

18

NT MATRIX Instruction Manual (EN)

9-2-3

2D-53-0003250A

Two DSP CARD Configuration (Replacing Primary DSP CARD)* This procedure copies the data stored in the Secondary DSP CARD to a new DSP CARD mounted
in the Primary DSP Slot.
If loss of data in the DSP CARD is critical, it is recommended to perform "Backup of NT MATRIX
Data" to provide a means for emergency recovery.

For the details of the procedure, refer toAppendix, Backing Up and Uploading NT MATRIX Data.

1

Turn off the NT MATRIX power.
2

Remove the DSP CARD to be replaced and install a new DSP CARD.

3
Before turning on the NT MATRIX power, press the DSP Change Over button
located at the front panel to turn it on.
Make sure that the button is depressed and is in the On status. The data stored in theSecondary DSP CARD will be lost if the button is not depressed and is in the Off status.
4

Turn on the NT MATRIX power.
While the startup screen is displayed, data is transferred from the Secondary DSP CARD
to the Primary DSP CARD.

5After the normal display of NT MATRIX front panel appears, press the DSP
Change Over button again to turn it off.

9-2-4

Two DSP CARD Configuration (Replacing Secondary DSP CARD)* This procedure copies the data stored in the Primary DSP CARD (Setup and Preset Program) to a
new DSP CARD mounted in the Secondary DSP Slot.
If loss of data in the DSP CARD is critical, it is recommended to perform "Backup of NT MATRIX
Data" to provide a means for emergency recovery. For the details of the procedure, refer to Appendix,
Backing Up and Uploading NT MATRIX Data.

1

Turn off the NT MATRIX power.
2

Remove the DSP CARD to be replaced and install a new DSP CARD.

3
Before turning on the NT MATRIX power, make sure that the DSP Change Overbutton located at the front panel is Off (not depressed).
Make sure that the button is not depressed and is in the Off status. The data stored in thePrimary DSP CARD will be lost if the button is depressed and is in the On status.
4

9-2-5

Turn on the NT MATRIX power.
While the startup, data is transferred from the Primary DSP CARD to the Secondary DSPCARD.

Operation Check after Replacement
After replacement, activate the DSP CARD to check the audio input/output and operation displays.

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DSP CARD Installation Method
Install DSP CARD in the following procedure.
* Dissipate the static electricity from your body sufficiently before you touch anywhere
CARDs.

9-3-1

Remove DSP CARD (FAN CARD)
Remove the two screws from the DSP CARD as shown in the figure below.
* In the figure, PRIMARY indicates DSP CARD and SECONDARY indicates FAN CARD.

SECONDARY SLOT side

M3x8 at 2 locations
M3x8 at 2 locations

PRIMARY SLOT side

Grasp both sides (red circle in the figure below) of DSP CARD and pull it toward you, DSP
CARD will come off the main unit.

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9-3-2

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Install DSP CARD
Insert the DSP CARD straight and tighten the two places with the screw as shown in the
figure below.
* If the mounting of the screw is loose, you do not can use it in the correct state. Because theelectrical signal level is not stable.
* In the figure, PRIMARY indicates DSP CARD and SECONDARY indicates FAN CARD.

SECONDARY SLOT side

M3x8 at 2 locations

M3x8 at 2 locations

PRIMARY SLOT side21

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IO CARD Installation Method
Install IO CARD in the following procedure.
* Dissipate the static electricity from your body sufficiently before you touch anywhere
CARDs.

9-4-1

Removing Blank Panel
Remove the two screws from the Blank Panel as shown in the figure below.

M3x8 at 2 locations

The blank panel will come off.

9-4-2

Install IO CARD
Insert the IO CARD straight and tighten the two places with the screw as shown in the figure
below.
* If the mounting of the screw is loose, you do not can use it in the correct state. Because theelectrical signal level is not stable.

M3x8 at 2 locations

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9-5

How to attach and remove the front cover

9-5-1

Remove the front cover
Push the cover forward while holding the buttons on the front cover (red circle in the figure
below) and pull it out horizontally from the main unit to remove it.

9-5-2

Attach the front cover
Align the groove of the front cover with the pin on the inside of the main unit and horizontally
push it. The cover is locked to the body and fixed.

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Initializing Internal Data
Perform the following procedure to initialize internal data when required.
If NT MATRIX does not start up due to an internal data error, you may be able to clear the error
using this procedure.
* Data to be initialized by this procedure- All settings such as the matrixes, and parameters- Log record data
1

Turn off the NT MATRIX power.

2

Remove DSP CARD to initialize internal data.
Refer to "DSP CARD Installation Method" for detailed procedure.

3

Set "3" and "4" of DIP switch "SW4" of DSP CARD to ON.

1 , 2 , 3 , 4
OFF , OFF , ON , ON
ON : Upper
OFF : Lower

4

Attach the DSP CARD with the DIP switch set to the NT MATRIX main unit.
Refer to "DSP CARD Installation Method" for detailed procedure.

5Turn on the NT MATRIX power.

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Wait 30 seconds or more after turning on the power.
Initialization of internal data is completed within 30 seconds after turning on the power.
Caution. Do not turn off the power within 30 seconds after turning on the power.

7

Turn off the NT MATRIX power.

8

Remove the initialized DSP CARD.
Refer to "DSP CARD Installation Method" for detailed procedure.

9

Restore the dip switch set in procedure 3 to its original setting.
Set "3" and "4" of DIP switch "SW4" back to OFF setting. (Set all "1" to "4" of "SW4" to OFF)

10

Attach the DSP CARD to the main unit.
Refer to "DSP CARD Installation Method" for detailed procedure.

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Backing Up and Uploading NT MATRIX Data
Have ready a computer which NT MATRIX Manager has been installed.

9-7-1

Transferring Backup Data from NT MATRIX to computer File (Backup)
1Connect the DSP CARD and the computer with a LAN cable.
If two DSP CARDs are mounted, connect the cable to the ACT(running) DSP CARD. (Ifthe Primary DSP CARD is Active, connect the cable to the Primary DSP CARD; If theSecondary DSP CARD is Active, connect the cable to the Secondary DSP CARD.)

2

Turn on the NT MATRIX power.

3

Start up NT MATRIX Manager that has been installed on the computer.

4

Select Send Receive - Receive Setting.
Receives setting data from the NT MATRIX main unit.

5

Save from File - Save As to fIle.
Save the received NT MATRIX setting data with a file name.

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Transferring Backup Data from computer File to NT MATRIX (Upload)
1

Connect the DSP CARD and the computer with a LAN cable.
If two DSP CARDs are mounted, connect the cable to the ACT(running) DSP CARD. (Ifthe Primary DSP CARD is Active, connect the cable to the Primary DSP CARD; If theSecondary DSP CARD is Active, connect the cable to the Secondary DSP CARD.)

2

Turn on the NT MATRIX power.

3

Start up NT MATRIX Manager that has been installed on the PC.

4Specify and open the file backed up from File – Open.
Load NT MATRIX setting data from file to NT MATRIX Manager.

5

Select Send Receive - Send Setting.
Send the setting data to the NT MATRIX main unit.
After data transmission is completed, the data of NT MATRIX main unit will be replacedwith the settings of the backup file27

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TAMURA QUALITY CIRCLES THE ELECTRON WORLD

Customer Service
If you experience any problems with our products and require any servicing, or have any questions about
TAMURA product line, please contact your TAMURA sales representative or TAMURA at the following
locations.
To help speed up servicing and readjustment, please be ready to describe the problem accurately, what
operations you were performing before and after it happened, or the history of usage.

NT MATRIX
System Interface
Instruction Manual (EN)March, 2019

Second Edition

Part No. 2D-53-0003250A(Head Office) 1-19-43, Higashi-Oizumi, Nerima-ku, Tokyo, 178-8511 Japan
Phone: +81-3-3978-2111(Contact)
International Sales

Fax: +81-3-3923-0230

Broadcom Business Unit
Phone: +81-3-3978-2242

Addresses and telephone numbers may be changed without notice.

30

Fax: +81-3-3978-2005

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