Blackbird 21612 User manual

4K Pro 1x2 Ultra Slim HDMI® Splitter
P/N 21612
User's Manual

2
SAFETY WARNINGS AND GUIDELINES
Please read this entire manual before using this device, paying extra attention
to these safety warnings and guidelines. Please keep this manual in a safe
place for future reference.
•This device is intended for indoor use only.
•Do not expose this device to water or moisture of any kind. Do not
place drinks or other containers with moisture on or near the device.
If moisture does get in or on the device, immediately remove it from
its power source and allow it to fully dry before reapplying power.
•Do not touch the device, the power cord, or any other connected
cables with wet hands.
•Do not expose this device to excessive vibration, extreme force,
shock, or fluctuations in temperature or humidity.
•Do not expose this device to excessively high temperatures. Do not
place it in, on, or near a heat source, such as a fireplace, stove,
radiator, etc. Do not leave it in direct sunlight.
•Prior to operation, check the unit and power cord for physical
damage. Do not use if physical damage has occurred.
•Before plugging the unit into a power outlet, ensure that the outlet
provides the same type and level of power required by the device.
•Unplug this device from the power source when not in use.
•Take care to prevent damage to the power cord. Do not allow it to
become crimped, pinched, walked on, or become tangled with other
cords. Ensure that the power cord does not present a tripping hazard.
•Never unplug the unit by pulling on the power cord. Always grasp
the connector head or adapter body.

3
•Ensure that power is turned off and disconnected before making any
electrical connections.
•Clean using a soft, dry cloth only. Do not use chemical cleaners,
solvents, or detergents. For stubborn deposits, moisten the cloth
with warm water.
•This device has no user serviceable parts. Do not attempt to open,
service, or modify this device.
INTRODUCTION
This Blackbird™ 4K Pro 1x2 Ultra Slim HDMI® Splitter allows you to distribute a
single HDMI signal to two displays. It is compliant with the HDMI 2.0 and
HDCP™ 2.3 standards and delivers up to 18Gbps of bandwidth. It supports
video resolutions up to 4K@60Hz with the YCbCr 4:4:4 color space, including
all 3D modes, and can automatically downscale 4K video for use with 1080p
displays. It supports automatic EDID® detection and includes DIP switches for
fixed EDID settings. The HDMI output ports provide 5 VDC, 200mA to power
Active Optical Cables (AOC).

4
FEATURES
•Distributes a single HDMI® video signal to two displays
•Supports video resolutions up to 4K@60Hz with YCbCr 4:4:4 color
space, including all 3D modes
•Delivers up to 18Gbps video bandwidth
•Complies with the HDMI 2.0 and HDCP™ 2.3/1.4 standards
•Can automatically detect the EDID® from the displays and includes
DIP switches for fixed EDID settings
•Supports automatic downscaling of 4K video for use with 1080p
displays
•Supports HDCP Active and HDCP Passive modes
•HDMI output ports provide 5 VDC, 200mA to power Active Optical
Cables (AOC)
•Built-in equalizer to allow the use of longer than normal HDMI cables
•Supports Consumer Electronic Control (CEC) pass-through
•Firmware can be upgraded using the built-in Micro USB port
CUSTOMER SERVICE
The Monoprice Customer Service department is dedicated to ensuring that
your ordering, purchasing, and delivery experience is second to none. If you
have any problem with your order, please give us an opportunity to make it
right. You can contact a Monoprice Customer Service representative through
the Live Chat link on our website www.monoprice.com or via email at
[e-mail]. Check the website for support times and links.

5
PACKAGE CONTENTS
Please take an inventory of the package contents to ensure you have all the
items listed below. If anything is missing or damaged, please contact
Monoprice Customer Service for a replacement.
1x HDMI® 1x2 Splitter
1x AC Power Adapter
4x Plastic Feet
1x User's Manual
PRODUCT OVERVIEW
Front Panel
1. POWER LED: The LED illuminates red when power is applied.
2. INPUT LED: The LED illuminates blue when there is an active HDMI®
signal on the input port.
3. OUTPUT LEDS: Each LED illuminates blue when there is an active
HDMI signal on the corresponding output port.
4. EDID: Four DIP switches to set the EDID® and HDCP™ modes. Refer to
the DIP SWITCHES section for details.
5. FW: Micro USB port for updating the firmware. Refer to the
FIRMWARE UPDATE section for details.
IN FW
1 2
1 2 3 4
EDID
ON
OFF 1
0
12345

6
Rear Panel
1. INPUT: HDMI® port for connecting the video source device.
2. OUTPUTS: Two ports for connecting HDMI displays.
3. DC 5V: DC barrel connector for connecting the included AC power
adapter.
SAMPLE CONNECTION DIAGRAM
For best results, use Premium High Speed HDMI Cables (available separately)
rated for 18Gbps bandwidth.
1
2
IN
DC 5V
IN
123
1 2 IN
4K/60 Blu-ray
1080p Display
Down Scaling
4K@60 4:4:4 HDR
4K/60 Display

7
DIP SWITCHES
This splitter includes four DIP switches on the front panel, which are used to
set the EDID® mode/settings, as well as to select HDCP™ Active or HDCP
Passive mode. By default, all four DIP switches are in the OFF position.
Switches 1-3 are used for EDID and switch 4 is used for HDCP.
EDID
DIP switches 1-3 control the EDID®. The following table shows the EDID
settings for each DIP switch configuration.
Switches
Video Format
Audio Format
000
Obtains EDID from the first detected display in the order 1 > 2.
001
Obtains EDID from the first detected display in the order 2 > 1.
010
1080p
LPCM
011
1080p
DTS®/Dolby®
100
4K@30Hz HDR
LPCM
1 2 3 4
EDID Setting
1080p DTS/Dolby
4K/30Hz LPCM
4K/60Hz LPCM
4K/60Hz DTS/Dolby
Default
1 2 3 4
ON
OFF 1
0ON
OFF
ON
OFF
1 2 3 Priority OUT 1 > 2
ON
OFF
1 2 3 Priority OUT 2 > 1
ON
OFF
1 2 3
ON
OFF
1 2 3
1080p LPCM
ON
OFF
1 2 3
ON
OFF
1 2 3
ON
OFF
1 2 3
ON
OFF
1 2 3
4K/30Hz DTS/Dolby

8
Switches
Video Format
Audio Format
101
4K@30Hz HDR
DTS®/Dolby®
110
4K@60Hz HDR
LPCM
111
4K@60Hz HDR
DTS/Dolby
HDCP
DIP switch 4 selects HDCP™ Active or HDCP Passive mode. HDCP Passive
mode (default) follows the display's HDCP version, while HDCP Active mode
strips HDCP content from the HDMI® signal for broader compatibility.
Switch
Mode
HDCP
0(OFF)
Passive (default)
Follows the display's HDCP version.
1(ON)
Active
Strips HDCP content from the HDMI signal
for broader compatibility.
DOWNSCALING
This splitter supports automatic downscaling of some 4K signals to 1080p to
allow for the use of a 1080p display. The following table shows which input
signals can be downscaled and the resulting 1080p signals.
Input
Output
Resolution/
Refresh Rate
Color Space
Downscale
1080p Signal
4K@60Hz
4:4:4
Supported
1080p@60Hz 4:4:4
4K@30Hz
4:4:4
Supported
1080p@30Hz 4:4:4

9
Resolution/
Refresh Rate
Color Space
Downscale
1080p Signal
4K@24Hz
4:4:4
Supported
1080p@24Hz 4:4:4
4K@60Hz
4:2:0
Supported
1080p@60Hz 4:4:4
4K@30Hz
4:2:0
Supported
1080p@30Hz 4:4:4
4K@24Hz
4:2:0
Supported
1080p@24Hz 4:4:4
4K@60Hz
4:2:2
Not Supported
N/A
4K@30Hz
4:2:2
Not Supported
N/A
4K@24Hz
4:2:2
Not Supported
N/A
FIRMWARE UPDATE
This splitter supports firmware upgrades using a Micro USB cable (available
separately) plugged into your computer. Perform the following steps to
upgrade the firmware.
1. Download the firmware .zip file from the www.monoprice.com
website, then extract it to get the firmware file, which will have a .bin
file extension.
2. With the splitter powered off, plug one end of a Micro USB cable
(available separately) into the FW port on the splitter, then plug the
other end into your PC.
3. Power the splitter on. Your PC will automatically detect a drive
named BOOTDISK.
4. Double-click the drive to display the contents. A file named
READY.TXT will be displayed.

10
5. Copy the firmware upgrade .bin file directly to the BOOTDISK drive.
6. If the firmware upgrade is successful, the READY.TXT file will be
replaced by a SUCCESS.TXT file. If the upgrade fails, try the procedure
again, including downloading and extracting the firmware .bin file.
7. Unplug the USB cable from the splitter and your PC.
TECHNICAL SUPPORT
Monoprice is pleased to provide free, live, online technical support to assist
you with any questions you may have about installation, setup,
troubleshooting, or product recommendations. If you ever need assistance
with your new product, please come online to talk to one of our friendly and
knowledgeable Tech Support Associates. Technical support is available
through the online chat button on our website www.monoprice.com or
through email by sending a message to [e-mail]. Check the
website for support times and links.
To download the latest drivers, firmware, manuals, etc., go to
www.monoprice.com and type the P/N into the search bar. If available,
support files are linked at the bottom of the product page.

11
SPECIFICATIONS
P/N
21612
Input
1x HDMI®
Outputs
2x HDMI
Maximum Input Resolution
4K@60Hz YCbCr 4:4:4 8-bit
Maximum Output Resolution
4K@60Hz YCbCr 4:4:4 8-bit
HDMI Version
2.0
HDCP™ Version
2.3 (1.4 compliant)
Video Bandwidth
18 Gbps
Active Optical Cable Support
Yes, each HDMI output provides
5 VDC, 200mA to power AOC cables
Consumer Electronic Control
Support
Yes
Maximum HDMI Cable Length
4K@60Hz 4:4:4: ≤ 16 feet (5m)
4K@60Hz 4:2:0: ≤ 49 feet (15m)
1080p: ≤ 65 feet (20m)
Operating Temperature
+23 ~ +131°F (-5 ~ +55°C)
Storage Temperature
-13 ~ +158°F (-25 ~ +70°C)
Operating Humidity
10 ~ 90% RH, noncondensing
Input Power
5 VDC, 1A
AC Adapter Input Power
100 ~ 240 VAC, 50/60 Hz
Maximum Power Consumption
1.5 watts
Dimensions
3.8" x 2.8" x 0.7" (96 x 70 x 18 mm)
Weight
6.5 oz. (185g)

12
REGULATORY COMPLIANCE
Notice for FCC
This device complies with Part 15 of the FCC rules. Operation is subject to the
following two conditions: (1) this device may not cause harmful interference,
and (2) this device must accept any interference received, including
interference that may cause undesired operation.
Modifying the equipment without Monoprice's authorization may result in
the equipment no longer complying with FCC requirements for Class B digital
devices. In that event, your right to use the equipment may be limited by FCC
regulations, and you may be required to correct any interference to radio or
television communications at your own expense.
This equipment has been tested and found to comply with the limits for a
Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are
designed to provide reasonable protection against harmful interference in a
residential installation. This equipment generates, uses and can radiate radio
frequency energy and, if not installed and used in accordance with the
instructions, may cause harmful interference to radio communications.
However, there is no guarantee that interference will not occur in a particular
installation. If this equipment does cause harmful interference to radio or
television reception, which can be determined by turning the equipment off
and on, the user is encouraged to try to correct the interference by one or
more of the following measures:
•Reorient or relocate the receiving antenna.
•Increase the separation between the equipment and receiver.
•Connect the equipment into an outlet on a circuit different from that
to which the receiver is connected.

13
•Consult the dealer or an experienced radio/TV technician for help.
Notice for Industry Canada
This Class B digital apparatus complies with Canadian ICES-003.
Cet appareil numérique de la classe B est conforme à la norme NMB-003 du
Canada.
Monoprice™, Blackbird™, the Blackbird logo, and all Monoprice logos are
trademarks of Monoprice Inc.
HDMI®, the HDMI Logo, and High-Definition Multimedia Interface are
trademarks or registered trademarks of HDMI Licensing LLC in the United
States and other countries.
HDCP™ is a trademark of Digital Content Protection LLC.
EDID® is a registered trademark of the Video Electronics Standards
Association.
Blu-ray Disc™, Blu-ray™, and the logos are trademarks of the Blu-ray Disc
Association.
DTS®, the Symbol, and DTS and the Symbol together are registered
trademarks of DTS, Inc.
Dolby®, Dolby Audio™, and the double-D symbol are trademarks of Dolby
Laboratories.