Gefen GTB-HD4K2K-148 user manual Contacting Gefen Technical Support

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1:8 Splitter for HDMI 4K x 2K

Contacting Gefen Technical Support

Gefen, LLC

c/o Customer Service 20600 Nordhoff St. Chatsworth, CA 91311

Telephone:	(818) 772-9100
	(800) 545-6900
Fax:	(818) 772-9120
Email:	support@gefentoolbox.com
Visit us on the Web:	www.gefentoolbox.com
Technical Support Hours:	8:00 AM to 5:00 PM Monday - Friday, Pacific Time
	For 24 / 7 support, see the back of the product for the
	support number

1:8 Splitter for HDMI 4K x 2K is a trademark of Gefen, LLC.

Important Notice

Gefen, LLC reserves the right to make changes in the hardware, packaging, and any

accompanying documentation without prior written notice.

HDMI, the HDMI logo, and High-Definition Multimedia Interface are trademarks or registered trademarks of HDMI Licensing in the United States and other countries.

© 2013 Gefen, LLC. All Rights Reserved.

All trademarks are the property of their respective owners.

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Contents 3GSDI Important Safety Instructions General Safety InformationWarranty Information Product RegistrationContacting Gefen Technical Support Operating Notes Features Features and Packing ListPacking List Page Table of Contents Page Page Getting Started Panel Layout Panel Layout Connecting the 18 Splitter for Hdmi 4K x 2K Sample Wiring DiagramPage Page Operating Splitter for Hdmi 4K x 2K Setting the Switching Mode What is Fast Switching Technology?Using Fast Mode Set to Fast positionUsing Slow Mode Set to Slow positionUsing 2-Channel Audio Setting the Audio Channel ModeSet to the 2ch position Using Multichannel Audio Set toUsing the Internal Edid Setting the Edid ModeSet to the Int position Using the External Edid Set to the Ext positionPage Appendix Wall Mounting Instructions Firmware Upgrade Procedure Specifications Page This product uses UL or CE listed power supplies