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Copyright © 2021 WyreStorm Technologies | 

wyrestorm.com

EX-100-H2-EARC Quickstart Guide | 210524

UK: +44 (0) 1793 230 343 | ROW: 844.280.WYRE (9973) 

[email protected]

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Troubleshooting

No or Poor Quality Picture (snow or noisy image)

•  Verify that power is being supplied to the transmitter and receiver.
•  Verify that the AVX cable is properly terminated following EIA568B standard.
•  Verify that the output resolution of the source and display is supported by 

this extender.

•  If transmitting 4K, verify that the HDMI cables used are 4K rated.
•  Verify that all source and AVX connections are not loose and are functioning 

properly

 

No or Intermittent 3rd party Device Control

•  Verify that the IR and RS-232 cables are properly terminated following the 

Wiring and Connections

 section.

•  Verify that RS-232 modes are properly selected for the desired operation. 

Refer to 

RS-232 Mode Settings

 for details.

  

Troubleshooting Tips:

•  WyreStorm recommends using a cable tester or connecting the cable to 

other devices to verify functionality.

Warranty Information

WyreStorm Technologies LLC warrants that its products to be free from defects in material and workmanship under normal use for a 
period of five (5) years from the date of purchase. Refer to the Product Warranty page on 

wyrestorm.com

 for more details on our limited 

product warranty.

Dipswitch Settings

The dipswitches on the TX and RX allow for changing the audio 
transmitting mode. Use the table to the right to configure the 
extender’s audio mode based on the application’s requirement.

When setting a dipswitch setting, power off both the transmitter 
and receiver before making a change. Once set, the units can be 
powered back on.

Audio Formats

Function

Transmitter

Receiver

eARC (default)

ARC

S/PDIF Passthrough

TX De-embedding (via S/PDIF Out)

eARC

ARC

S/PDIF Port

HDMI Passthrough

PCM

PCM 5.1

-

-

PCM 7.1

-

-

Dolby Digital

Dolby Digital Plus

-

Dolby TrueHD/Atmos

-

-

DTS

DTS HD

-

DTS HD Master Audio

-

-

DTS:X

-

-

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