Audio Technica ATUC-50 Instruction Manual
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Audio Technica ATUC-50 Instruction Manual

Audio Technica ATUC-50 Instruction Manual

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Instruction manual - Main Unit Edition -
Digital Wired Conference System
Hybrid Infrared Conference System
ATUC-50
Gooseneck Microphone with LED Ring
ATUC-M43H/58H/M32L
Discussion Unit
ATUC-50DU/ATUC-50DUa
Interpretation Unit
Integration Unit
ATLK-EXT165/ATLK-EXT25
ATUC-IR
Gooseneck Microphone with LED Ring
ATUC-M43H/58H/M32L
IR Discussion Unit
Hybrid Control Unit
Hybrid Control Unit (Dante-Enabled)
ATUC-IRCUDAN
IR Transmitter Unit
ATUC-50INT
Control Unit
ATUC-50CU
ATUC-50IU
Link Extender
Voting Unit
ATUC-VU
ATUC-IRDU
ATUC-IRCU
ATUC-IRA
IR Distributor
ATUC-IRD
Charger
ATCS-B60

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Summary of Contents for Audio Technica ATUC-50

  • Page 1 Instruction manual - Main Unit Edition - ATUC-50 Digital Wired Conference System Gooseneck Microphone with LED Ring ATUC-M43H/58H/M32L Discussion Unit ATUC-50DU/ATUC-50DUa Interpretation Unit ATUC-50INT Control Unit ATUC-50CU Integration Unit ATUC-50IU Link Extender ATLK-EXT165/ATLK-EXT25 Voting Unit ATUC-VU ATUC-IR Hybrid Infrared Conference System...

  • Page 2: Table Of Contents

    50DU/INT ................ 48 Features ..............6 4 Connecting an amplifier ........... 48 Features of ATUC-50/ATUC-IR system ......... 6 5 Turning on the 50CU and testing 50DU operations ..48 About Audio-Technica LINK ........... 6 6 Connecting to a network ..........49 Features of ATUC-50CU ............
  • Page 3 ATCS‑B60 specifications ........94 4 Setting Device ID for IRDU ..........68 5 Set up the IRDU so it can be used ........69 ATUC-50/IR Hybrid System ....70 Example of hybrid system connections ....70 Hybrid System Connections and Configuration ........

  • Page 4: Introduction

    In this manual, the “Main Unit Edition”, there is information about Inc., registered in the U.S. and other countries. App Store is a the digital wired conference system ATUC-50 and the hybrid service mark of Apple Inc. infrared system ATUC-IR products.

  • Page 5: Included Accessories For The Atuc-Ircu/Ircudan

    Included accessories for the Unbalanced connection ATUC-IRCU/IRCUDAN Since induction noises tend to occur due to difference in electric potential of chassis: • AC power cord • Keep the chassis between each device at the same electric potential. • Euroblock connector (9 pieces) •...

  • Page 6: About This Conference System

    About This Conference System Features • 2 return channels are available for both bilingual simultaneous interpretation and the language of the floor holder • Conference mode: Free Talk, Request Talk, and Full Remote Features of ATUC‑50/ATUC‑IR system • Priority mode: First-press priority and later-press (FIFO, LIFO) priority •...

  • Page 7: Features Of Atuc-Irdu

    ATUC-50 and ATUC-IR systems • Power can be supplied by the ATUC-50DUa extension terminal • Discussion units that can be embedded in the ATUC-50 system (RJ-11 Modular Terminal) • Configure the system simply by connecting the microphones, speakers, headphones, etc.

  • Page 8: Optional Products (Sold Separately By Audio-Technica)

    Optional products (sold separately by Audio‑Technica) Model Name number ATUC-DUWT DISCUSSION UNIT Use this to improve the WEIGHT PLATE stability of discussion unit installation. AT8643 RACK MOUNT KIT Use this when rack mounting half-rack sized products, such as link extenders (ATLK- EXT165).

  • Page 9: Atuc-50 System

    ATUC-50 System Example of wired system connections Windows/Mac Tablet Web Remote Web Remote Control Control 50CU (extension) Router Switching hub Speaker 50CU (extension) Amplifier USB device (mass storage device) to be used for recording/SFX 50CU (primary) Microphone Recorder CD player...

  • Page 10: Part Names And Functions

    Part Names and Functions ATUC-50CU Front panel ① ② ③ ④ ⑤ ⑥ ⑦ ⑧ ⑨ ⑩ ⑪ ⑫ ① Power switch NOTICE • If you remove the USB device (mass storage device) Turns the power of the 50CU on and off. while in a recording state or recording-pause state, the recorded file may not be written correctly.
  • Page 11 ⑫ Jog dial/ENTER button 3 Conference preparation (Pst) Rotate the jog dial to select the desired item and then press the ENTER button to confirm. Rotating the jog dial also adjusts the setting values. • Locking the operation buttons (Key Lock function) •...

  • Page 12: Rear Panel

    Rear panel * The serial number label is located on the top panel. ⑬ ⑭ ⑮ ⑯ ⑰ ⑱ ⑲ ⑳ ㉑ ㉒ ⑯ Analog output (balanced) terminals: OUTPUT 1-4 (BAL) NOTICE • Refer also to the instruction manuals supplied with the external devices.

  • Page 13: Atuc-50Du/Atuc-50Dua

    ATUC-50DU/ATUC-50DUa ⑦ (talk) button ① Press this button to send a request to talk. Press the button again ② to finish talking or cancel the request to talk. DUs designated as a priority DU can cut other DU speakers short and mute other ③...

  • Page 14: Atuc-50Int

    ATUC-50INT ① ② ③ VOL. ④ ⑤ ⑥ ⑦ ⑧ ① Display • Character on the left: Displays the current monitor channel. F: Monitors speech from the floor channel (speech from all meeting participants). 1: Monitors speech from language group 1. •...

  • Page 15: Common To Atuc-50Du/Int

    Common to ATUC-50DU/INT ATUC-M ① ② ③ ① Microphone ① ② Ring LED Lights red when the microphone is activated. Blinks red while waiting to talk. ③ Connector ② ③ ④ ⑥ ⑤ ① Headphone jack Speech from the selected monitor channel is output. ②...

  • Page 16: Atuc-50Iu

    ATUC-50IU φ5 φ5 φ12 ① ② ⑥ ③ ⑦ ④ ⑧ ⑤ φ5 ⑨ Because the IU is intended to be embedded in a table, etc., when it is used, the user interfaces, such as displays, operating terminals, and input/ output terminals, can be customized according to their usage environment.
  • Page 17 ④ Status output terminal Terminal Signal name Explanation number color Talk ON: Close TALK LED : Talk OFF: Open OPEN/CLOSE Requesting to talk (waiting): blinks Talk request is rejected: blinks quickly Talk ON: +5 V Talk OFF: 0 V TALK LED : On/off operations are synchronized with the open/close operations for the LOW/HI TALK LED pin (10)
  • Page 18 ⑦ General purpose input terminals (GPI) Terminal Signal name Explanation number color GPI0 General purpose input terminal 0 GPI1 General purpose input terminal 1 GPI2 General purpose input terminal 2 GPI3 General purpose input terminal 3 Black GPI4 General purpose input terminal 4 GPI5 General purpose input terminal 5 GPI6...
  • Page 19 Example of a user interface connection 1 2 3 4 5 6 7 8 9 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 TALK LED FLOOR LANGUAGE 1 LANGUAGE 2 LANGUAGE 3 CHANNEL VOL.
  • Page 20 • AT8657/LED, ES925/FM5, ES945O/FM5, ES947C/FM5 ATUC-50IU COLD TALK LED: LOW/HI TALK ON (INVERT) • U891RCb, ES925/DS5 ATUC-50IU BK: GND WH: LED CONTROL COLD BL: CONTACT CLOSURE RD: COLD YL: HOT SH: GND TALK LED: LOW/HI TALK ON Do the following settings for U891RCb and ES925/DS5. SW.FUNCTION: MOM.
  • Page 21 • W hen securing on only one side Leave about 2 mm of the screws out when you fasten them to the table, and then hang the IU on them. Slide the IU downward, and then tighten the screws to secure the IU. Leave about 2 mm of the screws exposed Tighten screws securely •...

  • Page 22: Atlk-Ext165

    ATLK-EXT165 ① ② ③ ④ ⑤ ⑥ ⑦ ⑧ ① Mode switch This mode allows the CU to automatically start Remote mode the unit. This mode allows you to operate the EXT by Standalone mode itself. W hen using EXT, we recommend using standalone mode when simultaneously powering the EXT and 50CU from a power distribution unit or power tap with a centralized switch.

  • Page 23: How To Mount An Atlk-Ext165

    How to mount an ATLK‑EXT165 Use the 4 screws provided to attach the table mounts to the sides of the EXT165. • To install on its bottom side • To install on its top side Matching the positions of the screw holes in the table mounts, screw commercially available screws (with a diameter of 5 mm or less and a screw head diameter of 6 mm or more) into the table, or other surface, leaving about 2 mm of the screws exposed, and then position the EXT165 over them.
  • Page 24 • To install on its top side Leave about 2 mm of the screws exposed Tighten screws firmly...

  • Page 25: Atlk-Ext25

    ATLK-EXT25 φ5 φ5 φ12 ① ② ③ ④ ⑤ ⑥ ⑦ ⑧ φ0.5 ⑨ ① Mounting screw hole for AC adapter cord hook ② AC adapter cord hook ③ Power input jack You can connect the AC adapter sold separately by Audio-Technica to supply power. ④...

  • Page 26: Turning The Audio-Technica Link A Terminal On/Off

    Turning the Audio‑Technica LINK A terminal ON/OFF NOTICE • Only qualified, experienced, authorized service personnel should remove the cover to make internal adjustments. Operating personnel should not remove the cover for any reason. • High voltages are present when the AC adapter’s cord is plugged into an electrical outlet. Service personnel should not make any internal adjustments with the AC adapter connected.

  • Page 27: Set The Power Supply With The Mode Switch

    Set the power supply with the mode switch To supply power from Audio-Technica LINK, set the operation mode with the mode switch. Standalone: Always supply power from the Audio-Technica LINK terminal. Remote 1: Supply power from the Audio-Technica LINK terminal when CU is connected. Remote 2: Control power supplied from the Audio-Technica LINK terminal by opening/closing Remote and GND at the operation input terminal (diagram below).

  • Page 28: Mounting An Atlk-Ext25

    Mounting an ATLK‑EXT25 • W hen securing in two directions Align the EXT25 with the edge of a table, etc., and then fasten it with screws. • W hen securing on only one side Leave about 2 mm of the screws out when you fasten them to the table, and then hang the EXT25 on them. Slide the EXT25 downward, and then tighten the screws to secure the EXT25.

  • Page 29: Atuc-Vu

    ATUC-VU Managing and saving the results of collected votes is done on the control PC that is connected to the ATUC-50CU. ① ② ③ ④ ⑤ ② ① Connecting cable • RJ-11 • Cable for connecting DUa. ② NFC Indicator (N mark area) •...

  • Page 30: Changing Settings From Atuc-50Cu

    Changing settings from ATUC-50CU 20 CU Link Mode 21 No.ofExtensionCU 22 Total No.of DU 23 Total No.of IU 24 Total No.of INT You can change 50CU settings by selecting “Set” on the HOME screen of the display. Changeable items are as follows. [3] Audio Setting 01 MIC/LINE Input 1 For more detailed settings and individual settings for each 50DU/...

  • Page 31: Entering Letters

    Entering letters [6] Logging 01 Logging On, Off 02 Destination Internal, USB [7] Presets For example, when entering letters from [4] Recorder Setting → 01 Recall Presets Recalls presets 09 Filename Prefix , follow the procedure below. 02 Save Presets Saves presets 03 Import Presets Imports presets Rotate the jog dial to select a letter.

  • Page 32: Overview Of The Interpretation Unit (Atuc-50Int)

    INT1. Pressing the interpretation languages selection button ⑥ switches the interpretation patterns between “Japanese → English (Outgoing Digital Conference System ATUC-50 with the additional language A)” and “English → Japanese (Outgoing language B)”, Interpretation Unit ATUC-50INT enables the following three types, simultaneously switch the interpreted speech being output.
  • Page 33 (2) Interpretation using three languages (3 Languages) • Out of the three languages, the language of Audio Group 1 is used • W hile in the 3 Languages interpretation mode, you can select from as the key language (in this case it is English), and relay nine interpretation patterns (see table below).

  • Page 34: Wired System Connections And Configuration

    Wired System Connections and Configuration Connecting devices W hen securing a 50DU/INT to a desk or table, use the screw holes (3 holes) on the bottom side of the 50DU/INT (screw: M3, P=0.5, within 6 mm from the bottom side to the tip of the screw). NOTICE •...

  • Page 35: Connecting The 50Du/Ints Together

    Ring connection: • Remove the 50DU/INT bottom cover to connect the Ethernet cables. To remove the bottom cover, pinch Connect the 50DU/INTs to each of the DU CHAIN A/B together the latches on both sides. terminals and then connect together the last 50DU/INTs together to form a ring.
  • Page 36 Maximum number of connections for each terminal/each 50CU in Standalone mode Maximum number of terminal connections in a DU CHAIN Total Daisy Chain 100* Ring * The maximum number of units that can be connected is up to 100 units to each terminal on the DU CHAIN by using the EXT. * IUs consume more power than 50DUs, so the number of units shown in the table cannot be connected.
  • Page 37 Daisy-chain connection (ATLK-EXT165) ATUC-50CU ATUC-50DU ATLK-EXT165 NOTICE • For a 50CU-50DU-50DU-…50DU-EXT165 connection, the distance between the [50DU-EXT165] is L1. • W hen it is EXT165-50DU-…-50DU-50DU-, the distance for [EXT165-50DU] is L3. Relationship of the LAN cable length, number of units connected and number of EXT165s required: Daisy-chain connection 1-port daisy-chain 1-port daisy-chain...
  • Page 38 2-port daisy-chain connection 2-port daisy-chain connection 2-port daisy-chain connection Length of cables (using 50DUs) (using IUs) (using 50DUa + VUs) 50CU- 50DU- EXT165- Maximum Number Maximum Number Number of Maximum Number Number of Number of 50DU 50DU 50DU number of number of 50DUa number of...
  • Page 39 4-port daisy-chain connection 4-port daisy-chain connection 4-port daisy-chain connection Length of cables (using 50DUs) (using IUs) (using 50DUa + VUs) Connection 50CU- 50DU- EXT165- Maximum Number Maximum Number Number of Maximum Number Number of Number of ports 50DU 50DU 50DU number number 50DUa...
  • Page 40 4-port daisy-chain connection 4-port daisy-chain connection 4-port daisy-chain connection Length of cables (using 50DUs) (using IUs) (using 50DUa + VUs) Connection 50CU- 50DU- EXT165- Maximum Number Maximum Number Number of Maximum Number Number of Number of ports 50DU 50DU 50DU number number 50DUa...
  • Page 41 NOTICE • W hen connecting 50DUs/IUs, never exceed the number of connectable 50DUs/IUs and the connectable length. It may damage the 50CU or the EXT165s. • Depending on the CU settings, you can also connect the DUs/IUs to the CU LINK terminals by configuring them as DU CHAIN C/D terminals.
  • Page 42 Daisy-chain connection (ATLK-EXT25) Audio-Technica Audio-Technica ATUC-50CU LINK A terminal LINK B terminal (Jumper switch : OFF) ATUC-50DU (Does not affect the number of added 50DUs) Added ATUC-50DU ATLK-EXT25 NOTICE • Turn off the jumper switch of the Audio-Technica LINK A terminal of the ATLK-EXT25. •...
  • Page 43 NOTICE • W hen connecting 50DUs/IUs, never exceed the number of connectable 50DUs/IUs and the connectable length. It may damage the 50CU or the EXT25s. • Depending on the CU settings, you can also connect the DUs/IUs to the CU LINK terminals by configuring them as DU CHAIN C/D terminals.
  • Page 44 Ring connection (ATLK-EXT165) ATUC-50CU ATUC-50DU ATLK-EXT165 NOTICE • For a 50CU-50DU-50DU-…50DU-EXT165 connection, the distance between the [50DU-EXT165] is L1. • W hen it is EXT165-50DU-…-50DU-50DU-, the distance for [EXT165-50DU] is L3. Relationship of the LAN cable length, number of units connected and number of EXT165s required: Ring connection 1-ring connection 1-ring connection...
  • Page 45 2-ring connection 2-ring connection 2-ring connection Length of cables (using DUs) (using IUs) (using 50DUa + VUs) 50CU- 50DU- EXT165- Maximum Number Maximum Number Number of Maximum Number Number of Number of 50DU 50DU 50DU number number 50DUa number of 50DUs of units EXT165s...
  • Page 46 Ring connection (ATLK-EXT25) ATUC-50CU Connect to the DU CHAIN C terminal Connect to the DU CHAIN D terminal ATLK-EXT25 (fixed) ATLK-EXT25 (added) NOTICE • Turn on the jumper switch of the Audio-Technica LINK A terminal of the ATLK-EXT25. • For a ring connection, connect 1 unit of ALTK-EXT25 as fixed to the DU CHAIN C terminal, and then for each ATLK-EXT25 unit that you add, you can then add as many 50DUs as are allowed within the dotted line in the diagram.
  • Page 47 CU Link connection: ➤ ➤ • You can either daisy-chain (  page 35) or ring (  page 35) 50DU/INTs to each 50CU. Up to 3 50CUs can be cascaded (cascade 50CUs using the CU LINK A/B terminals as shown below). Set one of the 50CUs as the primary unit.

  • Page 48: Connecting The Microphone Atuc-M To The 50Du/Int

    NOTICE • W hen connecting external devices to IN/OUT terminals, 3 Connecting the microphone ATUC‑M do so after cutting the phantom power supply of the to the 50DU/INT external devices. If you leave the phantom power supply on, it may cause unexpected malfunctions. •...

  • Page 49: Connecting To A Network

    After the 50CU starts up, press the (talk) button of each 50DU to confirm operation. NOTICE • W hen the 50DUs are placed close to each other, excessively raising the volume of the 50DU speakers may NETWORK terminal cause howling. In such a case, move the 50DUs farther away from each other or decrease the volume.
  • Page 50 To connect the 50CU directly to your Windows PC/ Mac using an Ethernet cable If your computer is equipped with an NIC (Network Interface Card), you can also connect the 50CU directly to the computer using an Ethernet cable. NOTICE •...

  • Page 51: Atuc-Ir System

    ATUC-IR System Example of IR system connections Windows/Mac Tablet Web Remote Web Remote Control Control Device equipped with Dante* Router Switching hub CD player Speaker Microphone Amplifier USB device for recording/SFX (mass storage device) IRCU Recorder IRDU IRDU IRDU IRDU IRDU IRDU * The ATUC-IRCUDAN can be connected to Dante-enabled devices.

  • Page 52: Part Names And Functions (Atuc-Ir System)

    Part Names and Functions (ATUC-IR System) ATUC-IRCU/ATUC-IRCUDAN Front panel ① ② ③ ④ ⑤ ⑥ ⑦ ⑧ ⑨ ⑩ ⑪ ⑫ ① Power switch ④ REC (recording) indicator Turns the power on and off. Indicates the recording status. • In a recording state: lit green ②...
  • Page 53 ⑪ BACK button 3 Conference preparation (Pst) Returns to the previous or upper screen/item. Press and hold this button to return to the HOME screen from any screen. ⑫ Jog dial/ENTER button • [1] Recall Presets : Rotate the jog dial to move “>” to the item Rotate the jog dial to select the desired item and then press the you want to recall and then press the ENTER button to ENTER button to confirm.

  • Page 54: Rear Panel

    Rear panel * The serial number label is located on the top panel. ⑭ ⑮ ⑯ ⑬ ⑰ ⑱ ⑲ ⑳ ㉑ ㉒ ㉓ ㉔ ⑰ Analog output (balanced) terminals: OUTPUT 1-4 (BAL) NOTICE • Refer also to the instruction manuals supplied with the external devices.

  • Page 55: Atuc-Irdu

    ATUC-IRDU ⑫ ⑪ ① ② PUSH ③ ④ ④ ⑤ ⑤ ⑥ ⑦ ⑧ ⑨ ⑩ ⑧ ⑥ ⑬ ⑭ ⑭ ⑬ ⑮ ⑯ ⑱ ⑲ ⑳ ⑰ ① Built-in speaker When Priority Is Off Outputs conference audio. Conference Person Talk Mode Left Button Right Button ②...
  • Page 56 When Priority Is On Talk Mode Left Button* Right Button Cut/Mute Talk ON All Button Toggle Push to Talk Permit Next Talk ON Cut/Mute Self Mute Voice Permit Next Self Mute * Depends on the “Left Button Function Assign” setting. ⑥...

  • Page 57: Range Of Light Reception

    Range of light reception The range at which the IRDU can receive infrared light is shown below. ATUC-M ① ② ③ ① Microphone ② Ring LED Lights red when the microphone is activated. Blinks red while waiting to talk. ③ Connector...

  • Page 58: Atuc-Ira

    ATUC-IRA ② ① ③ ① Power LED Lights when the power to the IRCU is on, after wiring is complete. ② Hook for mounting Use to mount on the mounting bracket (included accessory). ③ BNC connector * The BNC cable is not an included accessory.

  • Page 59: Atuc-Ird

    ATUC-IRD ② ① ① BNC connectors Connect to BNC cables. ② Mounting holes Holes used to mount IRD. · The BNC cable is not an included accessory.

  • Page 60: Atcs-B60

    ATCS-B60 <Charger (top view)> <Charger (side view)> ② ③ ① ① Charging state indicator LED · Charging: Lights red · Charging complete: Lights green · Error: Flashes red ② Power switch Turns the power on and off. ③ AC adapter connector Connect the connector from the AC adapter.

  • Page 61: Using The Charger

    Using the Charger LED indicators · Charging (lights red) · Charging complete (lights green) · Error (flashes red) 1 Insert the rechargeable battery into the charger slot. If a rechargeable battery is facing the wrong way, the LED does not light. 2 Charging state indicator LED lights red.

  • Page 62: Using Dante

    Using Dante The IRCUDAN supports Dante network audio. It is possible to output ATUC-IR audio to a Dante device or to input audio from a Dante device to an IRCU. For details about Dante network audio, see the Audinate home page (www.audinate.com). Connecting IRCUDAN in a Network Network terminal mode settings 1.
  • Page 63 Redundant Audio Switching hub Switching hub SECONDARY PRIMARY Device equipped with Dante SECONDARY PRIMARY In redundant audio mode, independent networks for both the primary and secondary are needed. If a fault occurs, for whatever reason, on the Dante primary side network, the system automatically switches to the Dante audio on the secondary network.
  • Page 64 Dante transmission channel Dante Receiving channel Mic/Line 1 Mic/Line 2 Aux L Aux R Retrun 1 Return 2 Output 1 Output 2 Output 3 Output 4 Group 0 Group 1 Group 2 Group 3 Floor Language 1 Language 2 Language 3...

  • Page 65: Changing Settings On The Atuc-Ircu/Atuc-Ircudan

    Changing settings on the ATUC-IRCU/ 03 IRDU Band ATUC-IRCUDAN 01 Band A Enabled, Disabled 02 Band B Enabled, Disabled 03 Band C Enabled, Disabled 04 Band D Enabled, Disabled You can change IRCU/IRCUDAN settings by selecting “Set” on the 05 Band E Enabled, Disabled HOME screen of the display.

  • Page 66: Entering Letters

    23 Total No.of IRDU 02 NOM 1 - 10 24 Total No.of DU 03 Auto mic Off 5 - 60sec, Off 25 Total No.of IU No Override, FIFO, LIFO 04 Override Mode (depending on Conference 26 Total No.of INT Mode) [3] Audio Setting 05 Max Queue 0 - 150...

  • Page 67: Ir System Connections And Configuration

    IR System Connections and Configuration Connecting devices 1 Connecting IRA and IRCU Install the IRCU and IRA. NOTICE • Do not plug in the supplied AC power cord until all other connections have been completed. NOTICE • Install the IRCU on a flat surface. Dropping a unit may •...

  • Page 68: Starting The Irdu

    When removing the rechargeable batteries: NOTICE • Insert it until you hear a click. W hile pressing the rechargeable battery/rechargeable battery • Do not lift the IRDU by holding the ATUC-M. Be sure cover release button, slide the rechargeable battery in the to hold the main body of the IRDU when holding it.

  • Page 69: Set Up The Irdu So It Can Be Used

    NOTICE • For any DUs that were not assigned an ID, such as due to poor infrared transmissions, turn off their power, and then, while pressing on the "<"/">" monitor channel selection buttons, turn on the power and perform "Auto Setting"...

  • Page 70: Atuc-50/Ir Hybrid System

    ATUC-50/IR Hybrid System The ATUC-50 wired conference system and the ATUC-IR infrared conference systems can be combined, and operated as a hybrid conference system. Refer to both the wired conference system and infrared conference system sections in this manual to operate a hybrid conference system.

  • Page 71: Hybrid System Connections And Configuration

    Hybrid System Connections and Configuration About Wired System and IR System Connections and Configuration Refer to both the wired conference system and infrared conference system sections in this manual regarding connections and configurations to operate a hybrid conference system. ➤ “...
  • Page 72 Maximum number of connections for each terminal/each CU when using 3 CU links IRCU Primary 50CU Extension max. 2 units Maximum number of Maximum number of terminal Maximum terminal connections in a DU System connections in a DU CHAIN number of CHAIN total 50CU x 2...
  • Page 73 About CU link connections: Primary/Extension ( CU Link Mode ): IRCU/IRCUDAN as primary and up to 2 50CUs as extension 1st extension 2nd extension can be cascaded (use the CU LINK A/B terminals for 2 CU LINK Extension last unit connections as shown below).

  • Page 74: Information

    Information Troubleshooting If a problem should arise, first check the following: 1. Check your connections. 2. Verify that the system is being operated as described in this instruction manual. 3. Check that the external devices are operating properly. Check the operation while the devices are not connected to the CU. 4.

  • Page 75: Atuc-Ircudan

    Symptom Cause/Solution Page Follow the procedure below to reset the password. ① Display the HOME screen of the CU display and then while pressing the BACK button on the CU front panel, rotate the jog dial clockwise until it clicks 3 times. You forget the password.

  • Page 76: Atuc-50Iu

    Symptom Cause/Solution Page Check the connection of the DUs. page 35 Plug the Ethernet cable all the way in. Check that the cables are not damaged. From [Settings & Maintenance] → [Install Settings] → [DU/IU] → [DU/IU Detail Settings], check that the [Speaker] setting is set to [Enabled]. No sound is output from the built-in Adjust the speaker level.

  • Page 77: Atuc-Irdu

    Symptom Cause/Solution Page Check the method used to connect the DUs. page 25 If connected to the Audio-Technica LINK A terminal, check the settings of the The connected DU does not function. page 26 jumper switch pins. Check the mode switch settings. page 27 ATUC‑IRDU Symptom...

  • Page 78: Error Messages

    Error messages • Error messages displayed on the Web Remote screen and CU displays are as follows. • The states of the CU LED error indicators are described together with the CU display error messages. • If the same error persists even after the following remedies are taken, or when the unit(s) requires repair or parts replacement, contact your local Audio-Technica dealer.
  • Page 79 CU display Web Remote State/remedies (LED indicators) USB Format Error USB Format Err There is a problem with the USB device (mass storage device). • Check the format of the USB device (mass storage device). • Use a USB device (mass storage device) formatted with FAT16 or FAT32. Failed Failed (1) The setting cannot be configured due to some system errors.
  • Page 80 CU display Web Remote State/remedies (LED indicators) Completed except serial Part of DU Failed The DU firmware update has been completed but the update cannot be numbers below. Please Turn Pwr OFF performed for some DUs. ① The serial numbers of DUs for which the update cannot be performed will Please turn power OFF.
  • Page 81 CU display Web Remote State/remedies (LED indicators) Unable to control. Unable to Ctrl (1) Since recording, recording pause, or file reading process is under way, the operation cannot be performed. (2) Due to other reasons, the operation cannot be performed. (Operations except changing settings cannot be performed.) •...

  • Page 82: Specifications

    Specifications ATUC-50CU specifications General specifications Inputs Mic/Line×2, AUX (ST)×1, INTERPRETATION RETURN×2 I/O Connectors Outputs BAL.×4, UNBAL.×1 LINK/CHAIN DU A/B terminals, CU A/B terminals (DU C/D terminals) 1/2/3/4 track (WAV) (BWF standard) Via USB storage device 1/2 track (MP3) (Original format) Recording(*1) MP3 bit rate 64kbps/128kbps/192kbps/256kbps/320kbps...

  • Page 83: Input/Output Specifications

    Input/output specifications Analog input specifications Input Level Load Balanced/ Input Terminals Gain Connector Impedance Unbalanced Minimum Unity Maximum 15-59dB 5k ohm –60dBu –40dBu –16dBu Euroblock Balanced MIC/LINE +4dBu*/ +24dBu*/ Input 1-2 Line 15-59dB 20k ohm –40dBu Euroblock Balanced 0dBu +20dBu 0dBV*/ +20dBV*/ AUX Input LR (Mono ×2)

  • Page 84: Atuc-50Du/Dua/Int Specifications

    ATUC-50DU/DUa/INT specifications General specifications Inputs Microphone jack×1 I/O connectors Outputs Headphone jack×1 CHAIN DU/CU connection terminals Sampling frequency 24bit/48kHz Frequency response +1.0, –2.0dB 20Hz - 20kHz, refer to +4dBu output @1kHz. Dynamic range 104dB A-Weighted Signal to noise 84dB A-Weighted Headroom 20dB Equivalent input noise...

  • Page 85: Input/Output Specifications

    Input/output specifications Analog input specifications Input Level Load Balanced/ Input Terminals Gain Connector Impedance Unbalanced Minimum Nominal Maximum MIC Input 7-47dB 5k ohm –60dBu –40dBu –20dBu XLR female Balanced Analog output specifications Output Level Output Terminals Load Impedance Connector Minimum Nominal Maximum Headphones...

  • Page 86: Atuc-50Iu Specifications

    ATUC-50IU specifications General specifications Euroblock connector: microphone input terminal × 1 set, operation input Inputs terminal × 6 sets, and general purpose input terminal (GPI) × 8 sets Euroblock connector: speaker output terminal × 1 set, headphone output I/O connector Outputs terminal ×...

  • Page 87: Input/Output Specifications

    Input/output specifications Analog input specifications Input Level Load Balanced/ Input Terminals Gain Connector Impedance unbalanced Minimum value Nominal value Maximum value MIC Input 7 - 47 dB 4k ohm -60 dBu -40 dBu -20 dBu Euroblock Balanced Analog output specifications Output Level Output Terminals Load Impedance...

  • Page 88: Atlk-Ext165 Specifications

    ATLK-EXT165 specifications General specifications LINK POWER STATUS Euroblock connector (3 pins) I/O connector CHAIN DU/CU connecter terminals (RJ-45 × 2) Power supply 100 - 240 VAC, 50/60 Hz Power Consumption 15 - 160 W (max.); 50 ATUC-50DUs is equivalent to 2.55 A Operation guaranteed temperature range 0 - 45 °C Operation guaranteed humidity range...

  • Page 89: Atuc-M43H/58H Specifications

    ATUC-M43H/58H specifications ATUC-M43H ATUC-M58H Type Back electret type Directional characteristics Hyper-cardioid Frequency characteristics 100-15,000Hz Sensitivity (0dB=1V/1Pa, 1kHz) –40dB Maximum input sound pressure level 134dB S.P.L. (1kHz, THD1%) Signal-to-Noise ratio (1kHz, 1Pa) 64dB or more Output impedance 250ohms balanced Finish Mat black baking paint finish External dimensions 18.9 mm diameter ×...

  • Page 90: Atuc-M32L Specifications

    ATUC-M32L specifications Type Back electret type Directional characteristics Super-directive Frequency characteristics 100 - 15,000Hz Sensitivity (0dB=1V/1Pa, 1kHz) –34dB (19.9mV) Maximum input sound pressure level (1kHz, THD1%) 128dB S.P.L Signal-to-Noise ratio (1kHz, 1Pa) 70dB Output impedance 250ohm Phantom power supply DC24 - 52V, 7.7mA External dimensions φ10.0 ×...

  • Page 91: Atuc-Ircu/Atuc-Ircudan Specifications

    ATUC-IRCU/ATUC-IRCUDAN specifications General specifications Inputs MIC/LINE×2, AUX (ST) ×1, INTERPRETATION RETURN×2 Outputs BAL.×4, UNBAL.×1 I/O connector LINK/CHAIN DU A/B terminals, CU A/B terminals (DU C/D terminals) Dante/control (ATUC-IRCUDAN only) Dante Primary/Secondary, NETWORK port IR antenna IR antenna I/O terminals × 4 1/2/3/4 track (WAV) (BWF standard) Via USB storage device 1/2 track (MP3) (Original format)

  • Page 92: Input/Output Specifications

    Input/output specifications Analog input specifications Input Level Load Balanced/ Input Terminals Gain Connector Impedance Unbalanced Minimum Nominal Maximum 15 - 59dB 5k ohm –60dBu –40dBu –16dBu Euroblock Balanced MIC/LINE +4dBu*/ +24dBu*/ Input 1-2 Line 15 - 59dB 20k ohm –40dBu Euroblock Balanced 0dBu...

  • Page 93: Atuc-Irdu Specifications

    ATUC-IRDU specifications General specifications Interpretation format Infrared Frequency 1MHz - 10 MHz Modulation method Wavelength 870nm Range Max. 6m Inputs Microphone jack I/O connector Outputs Headphone jack×2 Frequency response +1.0, -2.0dB, 200Hz - 5kHz (+4dBu output at 1kHz) Dynamic range 65dB, A-Weighted Signal-to-noise ratio 58dB, A-Weighted...

  • Page 94: Atuc-Ira Specifications

    ATUC-IRA specifications Interpretation format Infrared Frequency 1MHz - 10MHz Modulation method Wavelength 870nm Range Max. 6m Power consumption 4.0W Operation guaranteed temperature range 0 - 40°C Operation guaranteed humidity range 25 - 85% External dimensions (including protrusions) 130 mm × 41.3 mm × 130 mm (W × D × H) Weight Approx.
  • Page 95 Audio-Technica Corporation 2-46-1 Nishi-naruse, Machida, Tokyo 194-8666, Japan www.audio-technica.com ©2023 Audio-Technica Corporation ver.1 2019.02.15 Global Support Contact: www.at-globalsupport.com 222304350-02-05 ver.5 2023.02.01...

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