AVGear AVG-UHC41A User Manual
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AVGear AVG-UHC41A User Manual

4k 4x1 presentation switcher
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AVG-UHC41A
The AVG-UHC41A is a 4x1 Presentation Switcher. The
switcher allows selection of four different sources (three
HDMI inputs and one USB-C input) which can be
switched to the HDMI output. It supports video
resolutions up to 4K@60Hz 4:4:4 8 bits, 1080P and 3D. It
features a built-in EDID dip switch on the rear panel.
The switcher supports stereo and multichannel audio on
the HDMI inputs. The audio embedded into the HDMI
output also simultaneously de-embeds to an optical
digital audio output and a balanced analogue audio
output.
Features
▪ Supports HDMI 2.0 and video
resolutions up to 4K@60Hz
4:4:4 8bit, 1080P, and 3D.
▪ 18Gbps bandwidth and supports
HDR10, HDR10+, Dolby Vision.
▪ HDCP 2.2 compliant.
▪ Features auto switching.
▪ CEC control for display volume
and power control.
▪ Controllable via RS232 and IR.
▪ Optical and balanced analog
audio, audio de-embedding.
▪ Smart EDID management for
various applications and
customised settings.
▪

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Summary of Contents for AVGear AVG-UHC41A

  • Page 1 ▪ HDCP 2.2 compliant. ▪ Features auto switching. ▪ CEC control for display volume The AVG-UHC41A is a 4x1 Presentation Switcher. The switcher allows selection of four different sources (three and power control. HDMI inputs and one USB-C input) which can be ▪...
  • Page 2 AVG-UHC41A PLEASE READ THIS PRODUCT MANUAL CAREFULLY BEFORE USING THIS PRODUCT. This manual is only for operational instruction only, and not to be used for maintenance. The functions described in this version are current as at January 2019. Any changes of functions and operational parameters will be updated in future manual versions.
  • Page 3 AVG-UHC41A SAFETY OPERATION GUIDE To guarantee the reliable operation of the equipment and safety of the user, please abide by the following procedures in installation, use and maintenance: 1. The system must be earthed properly. Please do not use two blade plugs and ensure the alternating power supply ranges from 100v to 240v and from 50Hz to 60Hz.

  • Page 4: Table Of Contents

    AVG-UHC41A TABLE OF CONTENTS Introduction ......................1 Introduction to AVG-UHC41A ............... 1.1 Features ....................... 1.2 What’s in the Box ..................1.3 Panel Description ..................... 2 Front Panel ....................2.1 Rear Panel....................2.2 System Connection ....................3 Usage Precautions ..................3.1 System Diagram ...................

  • Page 5: Introduction

    HDMI output also simultaneously de-embeds to an optical digital audio output and a balanced analogue audio output. The AVG-UHC41A has multiple methods of controlling it. While it is in Auto mode, the switcher will automatically switch to the first detected source. When the active source is removed, it will switch through inputs 1-4 to find the next available source.

  • Page 6: What's In The Box

    AVG-UHC41A 1.3. What’s in the Box ▪ 1 x AVG-UHC41A HDMI2.0 4x1 Presentation Switcher ▪ 2 x Mounting Ears with 4 screws ▪ 4 x Rubber feet ▪ 1 x IR Receiver ▪ 1 x IR Remote ▪ 1 x RS232 cable (3 pin phoenix connector to DB9) ▪...

  • Page 7: Panel Description

    AVG-UHC41A 2. Panel Description 2.1. Front Panel ① Power LED: The LED illuminates red when the device is in standby or illuminates green when the device is powered on. ② VIDEO SOURCE: Press 1~4 button to select input source respectively, its corresponding LED ⚫...

  • Page 8: Rear Panel

    AVG-UHC41A 2.2. Rear Panel DC 12V 1 2 3 4 1. HDMI/MHL IN 2. HDMI IN 3. HDMI IN 4. USB-C IN HDMI OUT OPTICAL EDID IR CONTROL RS232 TCP/IP ① VIDEO SOURCE: Three type-A female HDMI input ports to connect HDMI video sources.

  • Page 9: System Connection

    AVG-UHC41A 3. System Connection 3.1. Usage Precautions 1. The system should be installed in a clean environment that has proper temperature and humidity. 2. All the power switches, plugs, sockets and power cords should be insulated and safe. 3. All devices should be connected before powering it on.

  • Page 10: Operation

    AVG-UHC41A 4. Operation 4.1. Front Panel Control Front panel buttons can be used for switching operations, EDID and display control. 4.1.1. Manual Switching When the switcher is in the manual switching mode, the Auto Mode LED goes out. If need to change the input source, please directly press the 1, 2, 3 or 4 buttons, and the corresponding LED illuminates green immediately.

  • Page 11: Edid Setting

    AVG-UHC41A 4.1.4. EDID Setting The Extended Display Identification Data (EDID) is used for the source device to match its video resolution with the connected display. By default, the source device obtains its EDID from the first connected display. Meanwhile, since the displays with different capabilities are connected to the switcher, the 4-pin DIP switch on the rear panel can be used to set the EDID to a built-in fixed value.

  • Page 12: Ir Remote Control

    ▪ Uninstallation: Delete all the control software files in corresponding file path. Basic Settings To begin with, connect the AVG-UHC41A with all your input devices and output devices required, then connect it to a PC which has some RS232 control software installed.

  • Page 13: Rs232 Control Commands

    AVG-UHC41A The interface of the control software is shown below: Parameter Configuration area Monitoring area, indicates whether the command sent works. Command Sending area Please set the parameters of COM port, baud rate, data bit, stop bit and the parity bit correctly, and then you can successfully send commands in the Command Sending Area.
  • Page 14 AVG-UHC41A Device Control Command Function Feedback Example POWON. Power on system. Power ON! POWOFF. System standby. Power OFF! LOCK. Lock front panel buttons. Front Panel Locked! UNLOCK. Unlock front panel buttons. Front Panel UnLock! Set baud rate to [xxx]. Example: Baudrate2400.
  • Page 15 AVG-UHC41A EDID Management Command Function Feedback Example Read the preset EDID. [xxxx] EDID_0001! EDIDR[xxxx]. represents the 4-pin DIP switch … status. Invoke the preset EDID. [xxxx] represents the 4-pin DIP switch EDIDUSE0001! status. EDIDUSE[xxxx]. EDID_RS232&GUI_MODE! Note: When invoke the preset EDID,...
  • Page 16 AVG-UHC41A Audio Control Command Function Feedback Example Turn on the stereo analog L/R audio IISON. IIS_OUT_ON! output. Turn off the stereo analog L/R audio IISOFF. IIS_OUT_OFF! output. Turn on the Toslink digital audio SPDIFON. SPDIF_OUT_ON! output. Turn off the Toslink digital audio SPDIFOFF.
  • Page 17 AVG-UHC41A ✓ Control the input source: Command Description Example and Feedback CECI0100. CECI[port]00. Confirm operation (Enter). CEC_IN_01_SEND_SUCCESS! CECI0101. CECI[port]01. CEC_IN_01_SEND_SUCCESS! CECI0102. CECI[port]02. DOWN. CEC_IN_01_SEND_SUCCESS! CECI0103. CECI[port]03. LEFT. CEC_IN_01_SEND_SUCCESS! CECI0104. CECI[port]04. RIGHT. CEC_IN_01_SEND_SUCCESS! CECI010A. CECI[port]0A. Enter main menu. CEC_IN_01_SEND_SUCCESS! CECI010D. CECI[port]0D.
  • Page 18 AVG-UHC41A CECI0146. CECI[port]46. Pause. CEC_IN_01_SEND_SUCCESS! CECI0148. CECI[port]48. Rewind. CEC_IN_01_SEND_SUCCESS! CECI0149. CECI[port]49. Fast forward. CEC_IN_01_SEND_SUCCESS! CECI014B. CECI[port]4B. Forward. CEC_IN_01_SEND_SUCCESS! CECI014C. CECI[port]4C. Backward. CEC_IN_01_SEND_SUCCESS! CECI016C. CECI[port]6C. Power off. CEC_IN_01_SEND_SUCCESS! CECI016D. CECI[port]6D. Power on. CEC_IN_01_SEND_SUCCESS! Note: The above CEC commands may not be used to control some kinds of source...
  • Page 19 AVG-UHC41A ✓ Control the output display: Command Description Example and Feedback CECO0141. CECO[port]41. Volume up. CEC_OUT_01_SEND_SUCCESS! CECO0142. CECO[port]42. Volume down. CEC_OUT_01_SEND_SUCCESS! CECO0143. CECO[port]43. Mute CEC_OUT_01_SEND_SUCCESS! CECO016C. CECO[port]6C. Power off. CEC_OUT_01_SEND_SUCCESS! CECO016D. CEO[port]6D. Power on. CEC_OUT_01_SEND_SUCCESS! Note: The above CEC commands may not be used to control some kinds of display...
  • Page 20 AVG-UHC41A Third-party Device Control The switcher supports RS232 pass-through control, the third-party device can be controlled by RS232 command, and the command format as shown below: Command Function Command Example xxx: ASCII string. /+3:123456. The “B” represents the baud rate of third-party device.
  • Page 21 AVG-UHC41A 4.4. GUI Control The AVG-UHC41A can also be controlled via TCP/IP, the default IP setting is: IP Address: 192.168.0.178 Subnet Mask: 255.255.250.0 Please type 192.168.0.178 into a web browser, you will the log-in webpage below: Username: admin Password: admin Please type the user name and password, and then click Login to enter the section for video switching.

  • Page 22: Switching Tab

    AVG-UHC41A 4.4.1. Switching Tab ▪ Click the AUTO button to enable automatic switching mode. ▪ Click 1~4 button to select input source respectively. 4.4.2. Display Control Tab...

  • Page 23: Audio Tab

    AVG-UHC41A ▪ ON: Display On. ▪ OFF: Display Off. ▪ : Mute/unmute display audio. ▪ : Volume down display audio. ▪ : Volume up display audio. 4.4.3. Audio Tab ▪ Turn on or turn off the digital audio output. ▪...

  • Page 24: Edid Tab

    AVG-UHC41A 4.4.4. EDID Tab ▪ Before trying to set the EDID in this tab, please ensure the 4-pin DIP switch on the rear panel is on the “1111” position. 4.4.5. RS232 Tab...

  • Page 25: Interface Tab

    AVG-UHC41A ▪ Supported Baud Rates: 2400, 4800, 9600, 19200, 38400, 57600 or 115200. ▪ Command Ending: NULL, CR, LF or CR+LF can be chosen. ▪ Command: Type the command in this box to control the third-party device which is connected to the RS232 port of the switcher.

  • Page 26: Access Tab

    AVG-UHC41A 4.4.7. Access Tab ▪ Modify the login password. ▪ Lock or unlock the front panel buttons. 4.4.8. Network Tab...

  • Page 27: Gui Update

    AVG-UHC41A ▪ Set Static IP or Dynamic Host Configuration Protocol (DHCP). ▪ Modify the static IP Address, Subnet Mask, and Gateway. 4.4.9. GUI Update Type the following URL into your web browser, http://192.168.0.178:100 for GUI online upgrade. Type the username and password (the same as the GUI log-in setting, modified password will be available only after rebooting) to login the configuration interface.

  • Page 28: Specifications

    AVG-UHC41A 5. Specification Video Video Input (1) HDMI/MHL, (2) HDMI, (1) USB-C Video Input Connector (3) Type-A female HDMI, (1) Type-C USB HDMI Input Resolution Up to 4Kx2K@60Hz 4:4:4 8bit MHL Input Resolution Up to 1080P@60Hz USB-C Input Resolution Up to 4Kx2K@30Hz 4:4:4...
  • Page 29 AVG-UHC41A >80dB, 20Hz ~ 20KHz bandwidth >70dB, 10KHz sine at 0dBFS level (or max level before Crosstalk Isolation clipping) < 0.3dB, 1KHz sine at 0dBFS level (or max level before L-R Level Deviation clipping) Frequency Response Deviation <± 0.5dB 20Hz ~ 20KHz 1KΩ...

  • Page 30: Panel Drawing

    AVG-UHC41A 6. Panel Drawing DC 12V 1 2 3 4 1. HDMI/MHL IN 2. HDMI IN 3. HDMI IN 4. USB-C IN HDMI OUT OPTICAL EDID IR CONTROL RS232 TCP/IP AVG-UHC41A 262.0 mm VIDEO SOURCE DISPLAY CONTROL AUTO...

  • Page 31: Troubleshooting & Maintenance

    AVG-UHC41A 7. Troubleshooting & Maintenance Problems Causes Solutions Poor quality HDMI Change the HDMI cable to a good quality Output image is white cable or faulty cable. cable. noise Failed or loose Fix the connection connection Check with oscilloscope or multimeter if...

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