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GoMax Electronics MA-5188C User Manual

8x8 hdmi over cat5 matrix with ir pass-through
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MA-5188C
8x8 HDMI over CAT5 Matrix with
IR Pass-through
User Manual
To avoid EMI issue, complete STP Cat6 cable is strongly recommended!
Made in Taiwan

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Summary of Contents for GoMax Electronics MA-5188C

  • Page 1 MA-5188C 8x8 HDMI over CAT5 Matrix with IR Pass-through User Manual To avoid EMI issue, complete STP Cat6 cable is strongly recommended! Made in Taiwan...

  • Page 2: Safety And Notice

    However, like all electronic equipments, the MA-5188C should be used with care. Please read and follow the safety instructions to protect yourself from possible injury and to minimize the risk of damage to the unit.
  • Page 3 Introduction The MA-5188C 8x8 HDMI over CAT5 Matrix with IR Pass-through provides the most flexible and cost effective solution in the market to route high definition video sources plus multi-channel (up to 7.1-channel) digital audio from any of the eight HDMI source devices to the remote displays at the same time. Through low cost Cat-5/5e/6 UTP/STP cables, not only high quality video and audio can be transmitted to the display sites, but also users can switch among eight HDMI sources using the push-in button or remote control.

  • Page 4: Specifications & Package Contents

    Transmitter [TX] HDMI compliance [MA-5188C v1.2] – HDMI 1.2a [MA-5188C v1.3] – HDMI 1.3c HDCP compliance [MA-5188C v1.2] – Single-link 165MHz [4.95Gbps] Video bandwidth [MA-5188C v1.3] – Single-link 225MHz [6.75Gpbs] Video support 480i / 480p / 720p / 1080i / 1080p60 Audio support Surround sound (up to 7.1ch) or stereo digital audio...
  • Page 5 Input DDC signal 5 Volts [peak-to-peak, TTL] [1] Human body model — ±19kV [air-gap discharge] & ±12kV [contact discharge] ESD protection [2] Core chipset — ±8kV PCB stack-up 4-layer board [impendence control — differential 100; single 50] 1x RJ-45 [HDMI signal] 8x HDMI Input 1x RJ-45 [Channel control]...

  • Page 6: Panel Descriptions

    Panel Descriptions MA-5188 1. Power On/Off control switch 2. LED display for output ports and input channels 3. Front panel push buttons used to select the number of input source and display channel 4. IR SENSOR: IR sensor for receiving the IR commands from the IR remote AC Power: 100-240V RS-232: RS-232 control port USB: USB control port...
  • Page 7 MA-5188RX 1. +5V DC: Spare power jack for over 60m transmission when the RX may need external power to work 2. A/V SIGNAL: Plug in the CAT5 connected to the respective A/V SIGNAL port on the MA-5188 3. CHANNEL CONTROL: Plug in the CAT5 connected to the respective CHANNEL CONTROL port on the MA-5188 4.

  • Page 8: Dip Switch

    DIP Switch SW1-SW8 for EDID/Audio DIP Switch Position Video Audio Description Pin#1 Pin#2 Up to Default Mode – Up to 1080p video & surround sound OFF [] OFF [] Surround 1080p audio output up to 7.1ch (DTS-HD & Dolby TrueHD) Up to Safe Mode –...
  • Page 9 SW Main for firmware update (for technical support only) DIP Switch Position Pin#1 Pin#2 Pin#3 Pin#4 Normal Operation Mode [via RS-232 port] OFF[] OFF[] OFF[] OFF[] Normal Operation Mode [via USB port] OFF[] OFF[] OFF[] ON[] Block A [main] OFF[] OFF[] OFF[] ON[]...

  • Page 10: Ir Pass-Through

    1 to 8. MA-5188RX IR RECEIVER: IR receiver connected here can receive all IR command signals from the IR remote controls of MA-5188C and all other HDMI source devices. Definition of IR Earphone Jack IR Blaster...
  • Page 11 Supported IR Data Format Data Format Suitable Not Recommended   TOSHIBA MICOM CODE  GRUNDIG CODE  SONY 12 BIT CODE  SONY 15 BIT CODE  SONY 20 BIT CODE  RCA CODE  RCM CODE  MATSUSHITA CODE ...

  • Page 12: Hardware Installation

    Hardware Installation MA-5188 as master 1. Connect all sources to HDMI Inputs on the 8x8 HDMI over CAT5 matrix master MA-5188 2. Connect each CHANNEL CONTROL output port on the MA-5188 to respective CHANNEL CONTROL port on the remote receiver MA-5188RX 3.

  • Page 13: Channel Control

    Channel Control Source Side Method A: Push Button 1. Use the “” or “—“ channel button on output port to select which port to be changed. “”: change selected output port in ascending order “—“: change selected output port in descending order 2.
  • Page 14 Method C: Software Control through RS-232 or USB port HDMI Input Source Selection Mapping Area HDMI Output Port Selection Mapping Area Status Indicator Software Control Menu 1. Setting button: Click Get button to read back device ID. Click Set button to write device ID. Click Rename button to open the String Table.
  • Page 15 Click Save String Table to save the caption setting (turn effective after program restart). Click Set Default to pop up the confirmation message below to erase the captions and reset the string table back to default setting (turn effective after program restart). 2.
  • Page 16 3. Linkage button: Click Linkage button to read back all status. 4. Open/Close button: Click this button to close or open COM port. 5. Mapping button: Select All Output Select “set all output”, and then select the source on main menu. You can quickly set all output to the same source.
  • Page 17 7. Output Port: Pull down menu and select which source to be sent to this output port. One by one setting On main menu screen First select input source. Then select the output ports which you want to send the video and audio from this source. When you select the input source, the source will change to gray.

  • Page 18: Display Side

    Method B2: IR remote control for controlling the HDMI sources Users can use the corresponding IR remotes to control respective BD players, DVD players, or any HDMI input devices including MA-5188C itself with IR control at any display site. ~ 17 ~...

  • Page 19: Edid Learning

    EDID Learning The EDID learning function is only necessary whenever you encounter any display on the HDMI output port that cannot play audio and video properly. Because the HDMI source devices and displays may have various level of capability in playing audio and video, the general principle is that the source device will output the lowest standards in audio format and video resolutions to be commonly acceptable among all HDMI displays.
  • Page 20 Method 2: Use the front panel of the master unit Button Function EDID will be read from display via the connected receiver unit from the Output Port respective output port The EDID will be sent to the input source connected to respective Input Channel HDMI input port One by One learning...
  • Page 21 Method 3: Via IR remote control in the receiver side Step1. Press FN key first Step2. Wait until the LED on the receiver showing “U” Step3. Then press the button “1” Default A（1080P ,7.1ch audio）, “2” Default B（1080P, stereo audio）, “3”...
  • Page 22 IR Discrete Code Default Custom Code — IR2 Code: 00 FF Function — POWER  0x17 0x02 0x0A 0x0C SOURCE SEL. 1 SOURCE SEL. 2 SOURCE SEL 3 SOURCE SEL. 4 0x54 0x55 0x56 0x01 SOURCE SEL. 5 SOURCE SEL. 6 SOURCE SEL.
  • Page 23 Custom Code — IR4 Code: 0x13 0x31 Custom Code: 0x13 0x31 Output 1 Output 2 Output 3 Output 4 Output 5 Output 6 Output 7 Output 8 Source 1 0xAE 0xBE 0xCE 0xDE 0xEE 0xFE 0x1E 0x2E Source 2 0xAD 0xBD 0xCD 0xDD...
  • Page 24 Notice 1. When adjusting the signal level on the receiver unit, please dial the rotary control switch from 7 to 0 and stop turning the rotary switch whenever the audio/video is playing normally. Inappropriate signal level setting may cause overpowering issue that would shorten the product life significantly! 2.
  • Page 25 1. The quality of output video is not good enough, how can I do? Please adjust the 8-level equalization on the receiver units. The HDMI signal level varies from 0 (strongest) to 7 (weakest) for respective transmission length from longest possible range to short distance. It is recommended to switch from 7 to 0 to find the optimal visual experience.
  • Page 26 7. When I set an audio amplifier (AV receiver) between TV and the matrix to extract 7.1ch audio, but why there is still no audio? Basically, the default DIP switch setting of the chosen input can support 7.1ch audio, but the problem is that the EDID of the amplifier still cannot match the default setting.

  • Page 27: Limited Warranty

    Limited Warranty The SELLER warrants the MA-5188C v1.2/v1.3 8x8 HDMI over CAT5 Matrix with IR Pass-through to be free from defects in the material and workmanship for 1 year from the date of purchase from the SELLER or an authorized dealer. Should this product fail to be in good working order within 1 year warranty period, the SELLER, at its option, repair or replace the unit, provided that the unit has not been subjected to accident, disaster, abuse or any unauthorized modifications including static discharge and power surge.

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