CE Labs UH4-4K Instruction Manual Download Page 1

WARRANTY

Cable Electronics, Inc. warrants this product to be free from defects in material and

workmanship, under normal use and service, for a period of one year from the

purchase by the original purchaser. If this product is defective or malfunctions,

Cable Electronics will replace or repair this unit (at their option) within a reasonable

time. No expressed or implied warranty is made for any defects caused by

immersion or exposure to liquids, abuse, neglect, improper operation of unit, excess

wear and tear and defects resulting from unauthorized disassembly and or modification.

3209 Wood Drive

Garland, TX 75041

Phone: (469) 429-9200

Toll free: (800) 767-6189

Fax: (469) 429-9205

www.celabs.net

CE labs can support many areas of your audio and video distribution needs.
We manufacture:

- Digital Signage software and Media Players
- HD Matrix Switchers
- RF modulators & RF amplifiers
- HDMI and Component HD distribution amplifiers
- CAT 5 Signal Extenders
- VGA Extenders and Splitters
- and cables of all types.

See our full product line at

www.celabs.net

PACKAGE CONTENTS

USING THE UH4-4K/UH8-4K CASCADED ON VIDEO WALL:

INSTRUCTIO

N

MANUAL

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Ultra HD HDMI Splitters

UH4-4K & UH8-4K

• HDMI, HDCP, and DVI compatible 

• Supports video resolutions up to 4Kx2K @60 Hz, 8-bit, 4:2:0 color,

   4Kx2K @30Hz, 10-bit 4:2:2 color, 1080p @60 Hz, 12-bit or

   720p/1080i @120Hz, 12-bit

• Supports all the mandatory and optional 3D formats up to 300 MHz

• DDC copy & CEC Bypass from Output #1 

• Repeater function supports up to 127 devices

• Cascadable for retail video wall displays

• Integrated Cable retention bracket (CE labs

®

 patented)

UH4-4K

UH8-4K

• 1 UH4-4K “OR” UH8-4K UHD HDMI Splitter

• 1 Power Adapter 100-240 VAC – 12Vdc 1.25Amp 2.5mm

• 1 Instruction Manual

• 2 Mounting Screws 

• 4 Rubber Pads

To display identical videos on multiple displays, you can connect several

UH4-4K and UH8-4K Distribution Amplifiers in a series.

Connect the HDMI extension cable between the “HDMI Output 2” port on the

1st level of the UH4-4K/UH8-4K Amplifier and the “HDMI IN” port on the 2nd

level of the UH4-4K/UH8-4K Amplifier.

• Always use a UHDTV on port 1 of the first amplifier

• It is recommended to limit the cascade series of UH4-4K/UH8-4K units to

   10 or less. If you need a longer display chain than this, place the source

   in the center of the display wall and connect downstream amplifiers in both

   directions. Creating a display chain of 10 or more amplifiers in a cascade,

   may cause the signal to become unstable

• Any 1080p or lower resolution TV’s connected to this display may not

   display a picture due to the resolution being too high

• Maximum internal EDID resolution is 4K @30Hz. You must connect a

   4k60 UHDTV to port 1 and set the Amplifier for Pass-through Mode to

   achieve 4k60 output

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