IDK IMP-400UHD User Manual
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IDK IMP-400UHD User Manual

4k@60 and hdcp2.2 supported 4 x 1 hdmi switcher
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Thank you for choosing our product.
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To ensure the best performance of this product, please read this User's Guide fully and carefully before
using it and keep this manual together with the product for reference as needed.
4K＠60 and HDCP2.2 supported 4 x 1 HDMI Switcher
IDK Corporation
IMP-400UHD
<User's Guide>
Ver.1.0.0

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Summary of Contents for IDK IMP-400UHD

  • Page 1 4K＠60 and HDCP2.2 supported 4 x 1 HDMI Switcher IMP-400UHD <User’s Guide> Ver.1.0.0 ● Thank you for choosing our product. ● To ensure the best performance of this product, please read this User’s Guide fully and carefully before using it and keep this manual together with the product for reference as needed.
  • Page 2 ● Blu-ray Disc and Blu-ray are trademarks of Blu-ray Disc Association. ● Anti Snow and Connection Reset are registered trademarks of IDK in Japan. ● All other company and product names mentioned in this manual are either registered trademarks or...
  • Page 3 ● Some of the contents in this user’s guide such as the appearance of diagrams, menu operations, communication commands, and so on may differ between products depending on the specific version. ● This Users guide is subject to change without notice. You can download the latest version from IDK’s website at: http: //www.idkav.com...

  • Page 4: Safety Instructions

    IMP-400UHD User’s Guide Safety Instructions Read and understand all safety and operating instructions before using this product. Follow all instructions and cautions as detailed in this document. Enforcement Symbol Description Indicates the presence of a hazard that may result in death or serious...
  • Page 5 Do not repair, modify or disassemble. Since the product includes circuitry that uses potentially lethal, high voltage levels, disassembly by unauthorized personnel may lead to the risk of fire or electric shock. For internal inspection or repair, contact your IDK representative.
  • Page 6 IMP-400UHD User’s Guide Caution Do not place the product in any place where it will be subjected to high temperatures. If the product is subjected to direct sunlight or high temperatures while under operation, it may affect the product’s performance and reliability and may increase the risk of fire.

  • Page 7: Table Of Contents

    IMP-400UHD User’s Guide Table of Contents Included Items ............................9 Product Outline ............................10 Features ...............................11 Panels ..............................12 Front panel ............................. 12 Rear panel ............................. 13 Application example ..........................14 Precautions ............................15 Attaching Rubber feet ........................15 Installation ............................15 Cabling ............................16 6.3.1...
  • Page 8 IMP-400UHD User’s Guide 8.6.5 Copying EDID .........................42 RS-232C ............................42 8.7.1 Setting RS-232C ........................42 LAN ..............................43 8.8.1 Setting IP Address / Subnet mask ...................43 8.8.2 Setting TCP port number ......................43 8.8.3 Displaying MAC address ......................43 Startup settings ..........................44 8.9.1...

  • Page 9: Included Items

    IMP-400UHD User’s Guide 1 Included Items Ensure that all items illustrated below are included in the package. If any items are missing or damaged, please contact IDK. One (1) main unit (IMP-400UHD) One (1) AC adapter with screw lock Five (5) cable clamps...

  • Page 10: Product Outline

    Digital audio signal is converted into analog and output from the AUDIO OUTPUT connector. Settings can be set remotely using RS-232C and LAN ports. Contact inputs / tally outputs enable the IMP-400UHD to be controlled from the PC I/O board and a control box.

  • Page 11: Features

    IMP-400UHD User’s Guide 3 Features ■ Video ・ Up to 4K@60 (4:4:4) ・ HDCP 1.4 / 2.2 ・ HDR / 3D / x.v.Color ・ Maximum cable distance 1080p@60: up to 98.4 ft. (30 m) 4K@60: up to 39.4 ft. (12 m) (18 Gbps high-speed transmission cable is used) ・...

  • Page 12: Panels

    ⑤ [Figure 4.1] Front panel drawing [Table 4.1] Front panel features Feature Description ① POWER LED Shows power status of the IMP-400UHD. Illuminating (green): Powered ON. Does not illuminate: Powered OFF. ② LOCK LED Shows lock status of input channel selection keys.

  • Page 13: Rear Panel

    IMP-400UHD User’s Guide 4.2 Rear panel ④ ⑧ ⑦ ⑨ ⑥ ⑤ ⑩ ⑪ ② ③ ① [Figure 4.2] Rear panel drawing [Table 4.2] Rear panel features Feature Description ① HDMI input connectors For HDMI and DVI signals to interface source devices, such as Blu-ray®...

  • Page 14: Application Example

    　Up to 39 ft. (12 m)* Blu-ray player Blu-ray player Blu-ray player Blu-ray player *Maximum extension distance: 1080p@60: 98 ft. (30 m) 4K@60 : 39 ft. (12 m) (Only when IDK’s 18 Gbps cable is used. [Figure 5.1] Application example...

  • Page 15: Precautions

    Before connecting to external devices, follow the precautions below. 6.1 Attaching Rubber feet First, clean the bottom surface of the IMP-400UHD as needed, and then peal the release papers from the rubber feet and place them in each of the four corners.

  • Page 16: Cabling

    ・Read manuals for the external devices. ・Before you connecting cables to the IMP-400UHD or an external device, dissipate static electricity by touching grounded metal such as racks before handling signal cables. Failure to observe this precaution may result in ESD (electrostatic discharge) damage.

  • Page 17: Cables

    IMP-400UHD User’s Guide 6.3.1 Cables If the video is 4K format, the TMDS data rate (transmission speed) is 18 Gbps at maximum. If a high-speed HDMI cable, the TMDS data rate becomes 10.2 Gbps at maximum, and video cannot be displayed stably.

  • Page 18: Connecting Audio Cables

    Connect the audio cable to the 5-pin terminal block, and then insert the 5-pin terminal block into the appropriate port on the IMP-400UHD’s rear panel. The IMP-400UHD supports both balanced and unbalanced analog signals AWG28 to AWG16 conductor gauge is recommended for optimal performance.

  • Page 19: Power Output / Contact Input / Tally Output

    IMP-400UHD User’s Guide 6.3.4 5V Power output / Contact input / Tally output The IMP-400UHD has contact input / tally output connector as external control interface which enables control from PC’s I/O board and remote operation from a switch box.
  • Page 20 IMP-400UHD User’s Guide ■ Controlling contact input Input channel of the IMP-400UHD can be switched remotely by using contact input. Please ground the contact input terminal of the desired input channel to switch the input channel. After the GND is connected, keep it back to the open state. If using a press-type switch to control contact input, select a toggle type switch (pressing: ON;...
  • Page 21 IMP-400UHD User’s Guide ■ Controlling Tally output In order to illuminate the LED of the selected input channel selection key, form the circuit as follows. 5V OUT 5V OUT 1-pin 3-pin 300Ω 500mA IN1 T IN1 T IN2 T IN2 T...

  • Page 22: Ac Adapter With Screw Lock Mechanism

    IMP-400UHD User’s Guide 6.3.5 AC adapter with screw lock mechanism The shapes of AC plugs with screw lock mechanism vary from country to country. The AC plug can be removed from the AC adapter. Removing AC plug: Slide the AC plug (②) from the AC adapter while holding down the portion mentioned below (①).

  • Page 23: Basic Operation

    IMP-400UHD User’s Guide 7 Basic Operation 7.1 Power up init period After powering on the IMP-400UHD, it takes some time to receive operations as mentioned below. [Table 7.1] Required time Operation Required time Receiving communication commands 4 seconds Receiving contact input...

  • Page 24: Locking And Unlocking Input Channel Selection Keys

    Press and hold the “IN1” key for 3 seconds or longer to set / cancel key lock. The LOCK LED illuminates green and all keys cannot be controlled while keys are locked. If the IMP-400UHD is powered off with the key locked, the IMP-400UHD starts with the same lock status when it is powered on.

  • Page 25: Initialization

    IMP-400UHD User’s Guide 7.5 Initialization All settings will be reset to Factory default values by powering on the IMP-400UHD while pressing and holding the “OFF” key. Press and hold the “OFF” key until you hear a long beep sound. Note that once settings are initialized, they cannot be restored again.
  • Page 26 IMP-400UHD User’s Guide [Table 7.3] Factory default (2/2) Setting Factory default EDID Audio format : 48 kHz Dolby Digital : OFF : OFF Dolby Digital+ : OFF : OFF DTS-HD : OFF Dolby TrueHD : OFF Speaker configuration NUMBER FL / FR...

  • Page 27: Settings

    8.1.1 Non-signal input monitoring If you change the EDID settings of the IMP-400UHD or power the IMP-400UHD on / off, the source device may not output a video signal. Use this menu to set the monitoring time which is from when a source device stops outputting signal to when the IMP-400UHD requests the source device to output video signal.

  • Page 28: Input Hdcp Settings

    The IMP-400UHD is HDCP compliant, if it is connected to a display device that does not support HDCP, video may not be displayed. Under these circumstances and if the content is not protected, the problem can be solved by setting this menu to “DISABLE”.

  • Page 29: Switching Settings

    8.2 Switching settings 8.2.1 Priority of input channel automatic switching The IMP-400UHD switches input channel automatically when input signal is “OFF” to “ON” or “ON” to “OFF”. You can set the priority of automatic switching priority for each input channel.
  • Page 30 IMP-400UHD User’s Guide ■ From ON to OFF: If the input signal changes from ON to OFF (the INPUT SIGNAL LED turns off) and no signal is input for 3 seconds, the input channel will be switched automatically as one of the following case: ・...

  • Page 31: Masking Time After Automatic Switching

    IMP-400UHD User’s Guide 8.2.2 Masking time after automatic switching Masking time is from when input channel is switched automatically until when the next automatic switching is executed. Input channel is not switched during the set time. 【See: 8.2.1Priority of input channel automatic switching (P.29) 】...
  • Page 32 IMP-400UHD User’s Guide Examples: Input channels to be switched: CH1, CH3, CH4 Interval: 10 seconds Example1 Switching starts from: The current input channel (NOW CHANNEL) The current channel: CH3 10 sec. 10 sec. 10 sec. 10 sec. Time Starting sequence switching mode Switching channel CH3 is included in the target channel ...

  • Page 33: Target Channels For Sequence Switching Mode

    IMP-400UHD User’s Guide 8.2.4 Target channels for Sequence switching mode Sets input channels to be switched for when sequence switching mode is enabled. Setting value ・Not to be switched ・To be switched [Default] Communication Command @GSQ / @SSQ Target channel for sequence switching mode 8.2.5 Switching interval of Sequence switching mode...

  • Page 34: Output Settings

    Normally, the sink device automatically selects the optimal color space to the color space of the input video. However, if the sink device cannot select the optimal color space for any reason, the IMP-400UHD sets the color space instead of the sink device.

  • Page 35: Checking Sink Device's Edid

    The IMP-400UHD acquires the connected sink device’s EDID to determine whether the sink device is compliant with HDMI or DVI and then outputs video signal. However, if the IMP-400UHD cannot acquire EDID for any reason, audio may not be output because the sink device’s type cannot be determined correctly.

  • Page 36: Audio Settings

    8.5.1 Chattering reduction Chattering is an undesirable phenomenon caused immediately after contact of relay or switch is switched. You can set the chattering reduction time. If the IMP-400UHD is unstable due to chattering, set the reduction time longer. Contact ON time 　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　...

  • Page 37: Edid

    IMP-400UHD User’s Guide 8.6 EDID 8.6.1 EDID resolution You can set or customize EDID to be sent to the source device. Change the setting as needed. Setting value [Table 8.1] EDID’s maximum resolution Max. resolution Pixels Spec. Remarks － －...
  • Page 38 IMP-400UHD User’s Guide [Table 8.2] EDID’s maximum resolution (Cont’d) Max. resolution Pixels Spec. Remarks 2160p (24 / 25 / 30) 3840×2160 UHDTV 4096x2160 (24 / 25 / 30) 4096×2160 2160p (50 / 59.94 / 60, 4:2:0) 3840×2160 UHDTV YCbCr 4:2:0 supported 4096x2160 (50 / 59.94 / 60, 4:2:0)
  • Page 39 IMP-400UHD User’s Guide [Table 8.3] The maximum resolution and EDID pixels Support resolution Max. resolution － － － － － － － － － － － － － － － － － － － － － － － － － － － －...

  • Page 40: Deep Color

    IMP-400UHD User’s Guide 8.6.2 Deep Color You can set the Deep Color (Color depth) that is output from the source device. This setting is enabled if a resolution other than “EXTERNAL” or “Copied EDID” is selected in “8.6.1 EDID resolution”.

  • Page 41: Speaker Configuration

    IMP-400UHD User’s Guide 8.6.4 Speaker configuration You can set the speaker configuration of multi channel audio. When the number of speakers is changed, the speaker configuration is set to the value shown in “[Table 8.5] Default speaker configuration” automatically. When changing the default configuration, you can set desired speaker individually.

  • Page 42: Copying Edid

    IMP-400UHD User’s Guide 8.6.5 Copying EDID EDID of the sink device is loaded and registered to the IMP-400UHD. The EDID can be treated as a built-in EDID. Communication Command @RME EDID copy 8.7 RS-232C 8.7.1 Setting RS-232C Setting value [Table 8.6] RS-232C setting items...

  • Page 43: Lan

    IMP-400UHD User’s Guide 8.8 LAN 8.8.1 Setting IP Address / Subnet mask Setting value [Default] IP address: 192.168.1.199 Subnet mask：255.255.255.0 Communication Command @GIP / @SIP IP address @GSB / @SSB Subnet mask 8.8.2 Setting TCP port number Setting value [Table 8.7] TCP port number...

  • Page 44: Startup Settings

    IMP-400UHD User’s Guide 8.9 Startup settings 8.9.1 Start-up input channel You can set an input channel for when the IMP-400UHD is powered on. Setting value [Table 8.8] Start up channel Setting value Start-up power state of input channel Channels1 to 4...

  • Page 45: Keylock At Startup

    IMP-400UHD User’s Guide 8.9.2 Keylock at startup You can set an keylock status of input channel selection keys for when the IMP-400UHD is powered on. Setting value ・AUTO [Default] ・UNLOCK ・LOCK “AUTO” : The same state as it was before powering on the IMP-400UHD.

  • Page 46: Other Settings

    IMP-400UHD User’s Guide 8.10 Other settings 8.10.1 Keylock mode You can lock / unlock input channel selection keys. Setting value ・Unlocked [Default] ・Locked ・Toggled (Unlocked  Locked; Locked  Unlocked) Communication Command @GLS / @SLS Operation lock 8.10.2 Buzzer tone You can enable / disable buzzer tone for when input channel selection key is pressed.

  • Page 47: Displaying Status

    Linear PCM signal is input. Sampling frequency is displayed. COMPRESSED AUDIO Compressed signal (such as Dolby Digital, DTS) is input. (The IMP-400UHD does not determine detailed formats. “COMPRESSED AUDIO” is displayed for all compressed audio.) NO SIGNAL No signal is input.

  • Page 48: Sink Device Status

    Signal with HDCP is input, but the sink device does not support HDCP. The source device does not output packet that is necessary for video or audio output. The IMP-400UHD does not support the Audio cannot be output because input signal.

  • Page 49: Displaying Sink Device Edid

    IMP-400UHD User’s Guide 8.11.3 Displaying sink device EDID You can display EDID of the sink device that is connected to an HDMI output connector. Items to be displayed [Table 8.17] EDID of sink device Item Value to be displayed Example Remarks －...

  • Page 50: Displaying Version

    IMP-400UHD User’s Guide 8.11.4 Displaying version You can display the IMP-400UHD firmware version. Communication Command @GIV Version...

  • Page 51: Communication Specification And Setup

    IMP-400UHD User’s Guide 9 Communication Specification and Setup This chapter describes specifications and setup procedures for RS-232C and LAN communications. 9.1 RS-232C communication 9.1.1 Connecting RS-232C cable See “6.3.3 Connecting RS-232C cable” for connecting RS-232C cables. 9.1.2 RS-232C communication specification [Table 9.1] RS-232C specification...

  • Page 52: Setting Up Rs-232C Communication

    (3) For the control device, set the same values in the same way as RS-232C communication (baud rate, data bit length, parity check, and stop bit) in step (2) above. (4) Send a communication command from the control device to the IMP-400UHD in order to check the control status of the IMP-400UHD.

  • Page 53: Lan Communication

    IMP-400UHD User’s Guide 9.2 LAN communication 9.2.1 LAN connector specification The IMP-400UHD supports Auto MDI/MDI-X, which distinguishes/switches straight and cross cables automatically. Pin assignments of LAN connector: Illuminates green while link is established . Illuminates orange if the send/receive rate is 100 Mbps.

  • Page 54: Setting Up Lan Communication

    (3) Establish the connection from the control device to the IP address and TCP port that are set to the IMP-400UHD in step (2) above. (4) Send a communication command from the control device to the IMP-400UHD in order to check the control status of the IMP-400UHD.

  • Page 55: The Number Of Tcp-Ip Connections

    PC side after the current connection of the PC is disconnected. (Since the number of ports in the IMP-400UHD is seven, ports are occupied permanently if the PC is turned off while connections are valid. To prevent this, the IMP-400UHD disconnects connections if no...

  • Page 56: Product Specification

    IMP-400UHD User’s Guide 10 Product Specification Specifications and appearance are subject to change without notice. Item Description 4 inputs / HDMI Deep Color (*1) / DVI 1.0 (HDCP 1.4 / 2.2) - HDR (*2) - 3D (*3) Number - x.v.Color...
  • Page 57 ・4K@60:18 Gbps hi-speed transmission cable was used and signals of 4K@60 24 bit / pixel (8 bit / component) was input or output. The maximum distance depends on connected devices. If IDK’s cable is not used, video may be interrupted or may not be output even within the mentioned range.

  • Page 58: Troubleshooting

    11 Troubleshooting This chapter recommends what to do if you have problems operating the IMP-400UHD. In case the IMP-400UHD does not work correctly, please check the following items first. ･Are the IMP-400UHD and all devices plugged in and powered on normally? ･Are cables connected correctly?
  • Page 59 Video is [4] If using a long cable for input or output, replace it with a 5 disappeared, m/16.4 ft. or shorter cable. Since the IMP-400UHD has the interrupted, or has equalizing function, long cables can be connected, but the noise.
  • Page 60 HDCP compliant and determines whether to output HDCP signal or not. Since the IMP-400UHD is HDCP compliant, audio may not be output if the IMP-400UHD is connected to a sink device or AV amplifier that does not support HDCP. In this case, disable HDCP input from the input device in “8.1.2 Input...
  • Page 61 ・Error code 9: Set “8.3.1 Output mode” to a mode other than “DVI MODE”. If the sink device does not support HDMI signal, the IMP-400UHD outputs DVI signal automatically. Check which signal type is supported by the sink device. ・Error code A: Set “7.2 Selecting input channels”...
  • Page 62 IMP-400UHD User’s Guide Problem Cause/Check item/Solution Page ●Audio output ― Audio is not output [6] Is video being output correctly? If not, check [1] to [5]. [7] Is DVI signal output from the source device? You can check the input signal type in “8.11.1 Input signal status”. DVI signal may be output depending on EDID settings.
  • Page 63 If additional assistance is required, please perform the following tests and then contact us. The problem occurs at all connectors? Connect the devices using genuine cables without connecting the IMP-400UHD. The problem still cannot be solved? Please contact us for assistance.
  • Page 64 Issued on: 1 December 2017 Headquarters IDK Corporation 7-9-1 Chuo, Yamato-shi, Kanagawa-pref. 242-0021 JAPAN TEL: +81-46-200-0764 FAX: +81-46-200-0765 Email: idk_eng@idk.co.jp URL: http: //www.idkav.com IDK America Inc. 72 Grays Bridge Road Suite 1-C, Brookfield, CT 06804 TEL: +1-203-204-2445 Email: sales@idkav.com URL: http: //www.idkav.com Europe IDK Europe GmbH Lise-Meitner-Str.

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