Your complete satisfaction is very important to us. About Gefen We specialize In total Integration for your home theater, while also focusing on going above and beyond customer expectations to ensure you get the most from your hardware. We invite you to explore our distinct product line. Please visit for the latest offerings in High-Definition signal solutions or call us between the hours of 8:00 am and 5:00 pm Monday-Friday, Pacific Standard Time for assistance with your AN needs. We’ll be ha

In this mode, the Receiver unit is always powered. DIP Switch 2 - RS-232 Mode (Default = OFF) • OFF - Pass-through Mode Pass-through mode for RS-232. This is default position. • ON - Firmware Upgrade Mode Firmware Upgrade mode (See page 13 for instructions). If DIP switch 2 is in the ON position, RS-232 cannot be extended. 9 DIP SWITCH CONFIGURATION Receiver Unit The Gefen DVIKVM Extra Long Range Extender contains four (4) DIP switches on the bottom of the Receiver Unit. Each DIP switch

FAST MODE: Setting the Splitter to FAST mode will improve performance when connecting / disconnecting Hi-Def sources, and powering ON / OFF HDTV displays. NOTE: When switching from SLOW mode to FAST mode, the HDTV displays connected to the Splitter will blink momentarily. SLOW MODE: When set to SLOW mode, the Splitter will follow the standard authentication process, based on the HDMI and HDCP specifications. SLOW mode is recommended when the source does not support multiple devices. 12 WALL MOUN

7 5V DC Power Input Receptacle Connect the included 5V DC Locking Power Supply to this receptacle. 8 Power Indicator LED This LED will become active once the included 5V DC power supply has been properly connected to the unit and a power source. 5 CONNECTING AND OPERATING THE GEFENTOOLBOX 1:8 SPLITTER FOR HDMI WITH FST How to Connect the GefenToolBox 1:8 Splitter for HDMI with FST 1. Use the supplied HDMI cable to connect a Hi-Def source device to the HDMI input port of the GefenToolBox 1:8 Spli

See pages 7-10 for more details. 2 FEATURES HDMI 1.3 Features • 225 MHz (up to 12 bit YUV 444 @ 1080p) • Deep Color • Dolby TrueHD and DTS-HD Master Audio • Lip-Sync Features • Simultaneously displays a single Hi Def source on up to four (4) HDTV displays without signal loss. • Maintains high resolution video - beautiful, sharp HDTV resolutions up to 1080p and 1920x1200@60 Hz. • 3DTV Pass-Through • Fast Switching Technology for quick and responsive HDMI signal routing. • Auto-EDID Management for

This feature is useful for limiting the output of the source device to either 2 or multi-channel audio formats. NOTE: This selector switch will only affect the pre-programmed EDID in the INTERNAL (INT) EDID Mode. The GefenToolBox 1:4 Splitter for HDMI can use either of the following settings for audio format support: 1. 2 Channel: This setting will limit the audio formats listed in the pre- programmed EDID to 2 channel LPCM. For a full listing of the audio formats in this mode please see page 10

First it is necessary to understand EDID and what it is used for. EDID. What is it and what is it used for? Under normal circumstances, analog (i.e. VGA computer) and digital (i.e. Blu-ray player) source devices will require information about a connected device/display to assess what resolutions and features are compatible. This required information is read from a standardized file called the EDID (Extended Display Information Data). Almost all types of output devices/displays (computer monitor,

GefenToolBox 1:4 Splitter for HDMI with FST is a trademark of Gefen, LLC © 2011 Gefen, LLC. All rights reserved. All trademarks are the property of their respective owners. Rev B2 CONTENTS 1 Introduction 2 Operation Notes 3 Features 4 Panel Layout 5 Panel Descriptions 6 Connecting And Operating The GefenToolBox 1:4 Splitter for HDMI with FST 7 EDID Management 7 Understanding EDID 8 EDID Mode Selection 9 Audio Channel Selection 10 External EDID Management 11 Internal EDID Specifications 12 Fast S

2. Audio may not be heard on all output devices/displays. These symptoms usually arise from video resolution / audio format incompatibilities between the devices / displays connected to the splitter. TheGefenToolBox 1:4 Splitter for HDMI with FST can use one of two methods to acquire and retransmit an EDID to the A/V source device telling it about the kind of output devices that are connected to the Splitter, thus curing the incompatibility. Either the Splitter can obtain EDID from display devic

C/O Customer Service 20600 Nordhoff St. Chatsworth, CA 91311 support@gefen.com Notice Gefen Inc. reserves the right to make changes in the hard ware, packaging and any accompanying doc u men ta tion without prior written notice. 1x4 HD Splitter is a trademark of Gefen Inc. © 2007 Gefen Inc., All Rights Reserved TABLE OF CONTENTS Introduction Features Panel Descriptions Connecting and Operating the 1x4 HD Splitter Specifications Warranty INTRODUCTION Congratulations on your purchase of the ex•ten