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User Manual 4x2-Port HD Audio / Video Switch Splitter GHSW8242 PART NO. M1202...
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IOGEAR, the IOGEAR logo, are trademarks or registered trademarks of IOGEAR. Microsoft and Windows are registered trademarks of Microsoft Corpora- tion. All other brand and product names are trademarks or registered trademarks of their respective holders. IOGEAR makes no warranty of any kind with regards to the information presented in this document.
System Requirements The following equipment is required to complete an GHSW8242 installation: Source Device HDMI Type A output connector(s) Note: A DVI/HDMI adapter is required when connecting a DVI source device. Display Device Up to 2 display devices or receivers with an HDMI Type A input connector Cables 6 HDMI cables Note:...
Overview Front View System Requirements 5. IR Receiver 1. Port LEDs (4) This receives signals from the IR remote The selected port’s green LED lights up to control. indicate that the port is selected. 6. Port Selection Buttons 2. ARC LED Pressing a port selection pushbutton The blue LED lights up when the ARC function is enabled.
Rear View 1. Grounding Terminal 6. Digital Audio Ports The grounding wire attaches here. Connect the optical and coaxial audio Note: The grounding wire is not included cables to these ports. in this package. 7. HDMI Out (port 2) 2. Power Jack Connect an HDMI display or projector The power adapter cable plugs in here.
IR Remote Control 1. Up / Down / Left / Right Buttons 6. Menu Press the Up / Down / Left / Right button Press to enable / disable the OSD menu. to cycle through the OSD menu/selection. 7. Info Button 2.
GHSW8242 should have a 9-pin male connector. Connect this to the serial interface on the rear of the GHSW8242. To connect RS-232 via the USB ports on a computer, use a USB- to-serial cable by IOGEAR (Part No. GUC232A, sold seperately). Refer to number 5 on the previous diagram.
Operation The GHSW8242 offers easy and flexible source device selection from the front panel buttons, the supplied remote control, or through the RS-232 serial interface. Note: 1. When the GHSW8242 is powered on and there is no video input source connected, it automatically selects Port 1 as the active port (i.e., the Port 1 LED lights up).
Audio Return Channel (ARC) Audio Return Channel (ARC) allows an HDMI display that receives or plays content via air waves or Internet applications (such as a TV or STB connected to a satellite antenna) to send audio “upstream” to your HDMI audio / video receiver using the same HDMI cable. Initial Setup The GHSW8242 supports dual HDMI output for dual view, such as two HDTV or audio/video receiver (AVR) applications, as shown in the following diagram.
Enabling ARC With ARC enabled, the TV can act as the HDMI source and send audio “upstream” to the AVR or speakers connected to the GHSW8242. Press the ARC button on the front panel of the GHSW8242 to enable or disable ARC. Note: The HDMI output port 1 is also the ARC input port, depending on whether the ARC feature is enabled or disabled.
RS-232 Serial Interface RS-232 Serial Interface The GHSW8242’s built-in bi-directional RS-232 serial interface allows system control through a high-end controller, PC, and/or home automation / home theater software package. Configuring the Serial Port The controller’s serial port should be configured as follows: Switch Port Commands The formulas for Switch Port commands are as follows: 1.
Mute Commands Enable or disable audio coming from the output HDMI port using the following command: Mute Command + Control [Enter] The following table show the possible values and formats for the command: Control Command Description mute Enable / Disable audio of HDMI output port Control Description Mute on: audio from HDMI output port is disable...
The EDID from Port 1 is passed to the video source edid auto [Enter] The GHSW8242 implements the EDID of all connected displays and uses the best resolution for all display (default) edid default [Enter] IOGEAR’s default EDID (720p) is passed to the video source...
CEC Commands Consumer Electronics Control (CEC) allows interconnected HDMI devices to communicate and respond to one remote control. The formula for CEC mode selection commands is as follows: CEC Command + Control [Enter] The following tables show the possible values and formats for the Control command: Command Description Enable CEC selection...
The following table shows the available command list: Command Control Enter Description [Enter] POD enabled (default) [Enter] POD disable Verification After entering a command, a verification message appears at the end of the command line as follows: • Command OK - indicates that the command is correct and successfully performed by the switch •...
OSD Menu OSD Menu Use the MENU pushbutton on the remote control to view the OSD menu and cycle through the options in the order shown in the table below. See IR Remote Control, page 7 for details on how to use the remote control. Menu Sub-Menu page(s) Input Setting...
Audio Setting Use this screen to configure the GHSW8242 audio settings. 1. Use the drop-down menu to Enable or Disable ARC on the GHSW8242. See Audio Return Channel (ARC), page 13 for more details on this feature. 2. Use the drop-down menu to select which audio channel receiver the GHSW8242 uses. The default value is Auto.
OSD Setting Use this screen to configure the GHSW8242 OSD settings. 1. Use the drop-down menu to select which display mode the GHSW8242 uses to display information in the upper left corner of the screen. Options are as follows. • Channel - This shows the source port number. •...
System Setting Use this screen to configure the GHSW8242 system settings. 1. Use the drop-down menu to set up which EDID mode the GHSW8242 uses. See EDID Commands, page 19 for more details. 2. Use the drop-down menu to select how the video source’s CEC is applied. See CEC Commands, page 20 for more details.
Safety Instructions General • Read all of these instructions. Save them for future reference. • Follow all warnings and instructions marked on the device. • Do not place the device on any unstable surface (cart, stand, table, etc.). If the device falls, serious damage will result.
Rack Mounting & Grounding Rack Mounting • Before working on the rack, make sure that the stabilizers are secured to the rack, extended to the floor, and that the full weight of the rack rests on the floor. Install front and side stabilizers on a single rack or front stabilizers for joined multiple racks before working on the rack.
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2. Screw the bracket into any convenient location on the rack. Note: These screws are not provided. We recommend that you use M5 x 12 Phillips Type I cross, recessed type screws. Grounding To prevent damage to your installation it is important that all devices are properly grounded. 1.
Specifications Function GHSW8242 Display Connections Connectors Device HDMI In 4 x HDMI Type A Female (Black) Display HDMI Out 2 x HDMI Type A Female (Black) Optical Audio 1 x Toslink (Black) Coaxial Audio 1 x RCA (Orange) Stereo Audio 2 x RCA (Red / White) RS-232 Port 1 x DB-9 Female (Black)
Limited Warranty WE’RE HERE TO HELP YOU! NEED ASSISTANCE SETTING UP THIS PRODUCT? Make sure you: 1. Visit avior.iogear.com for more product information 2. Visit www.iogear.com/support for live help and product support Warranty Information This product carries a 3 Year Limited Warranty. For the terms and conditions of this warranty, please go to http://www.iogear.com/support/warranty...
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About Us About Us IOGEAR offers connectivity solutions that are innovative, fun, and stylish, helping people enjoy daily life using our high technology products. GREEN IOGEAR is an environmentally conscious company that emphasizes the importance of conserving natural resources. The use of our technology solutions helps reduce electronic waste.
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