Specifications
Input ports 3 x HDMI
Output ports 1 x HDMI
Power indicator led
1 xLED
Signal indicator led
3xLED
Working temperature
0℃～60℃
Power supply
DC5V/1A
Power consumption
<5W
Dimension
Weight
Color
Black
Items
· SPECIFICATION
160(L)×51.5(W)×20(H)mm
230g
HDMI Resolution
480i/480p/576i/576p/720p/1080i/1080p/
4K×2K@24/25/30/60Hz
HDMI Version Compatible with DVI1.0, HDMI1.4, HDMI2.0
HDCP Version Compatible with HDCP1.4, HDCP2.2
Video form
Supports 12 bit full HD video, 3D video and
4K×2K@30/60Hz ultra HD video
Input and output
TMDS signal
0.7~1.2Vp-p
Input and output
DDC signal
5Vp-p
3
X1
4K
@6
0H
z
P
REMI
U
M
HD
M
I
SW
ITC
H
UHD-301
User manual
4K X 2K
UHD
Audio
Supports standard audio, DSD (Direct Stream
Digital and HD(HBR) audio
1. Connection
· INSTALLATION
Display
HDMI Switch
1. Connect the HDMI sources to the
HDMI Input of the HDMI Switch
2. Connect the display to the HDMI
output of the HDMI Switch
3. Connect the power adapter to the
HDMI Switch
4. You may select your input source
DC5V/ 1A via remote controller or
RS232
Q: No image at output?
A: 1) Check the power supply and make sure that the power light is on.
2) Check if the HDMI cables are connected well.
3) Make sure that the TV has been set up to the right HDMI input.
4) If connected to the PC or notebook via HDMI, please make sure the
output mode is mirror or extend.
Q: Display is unstable, splash screen, snowflakes or static audio?
A: 1) Check and make sure all connections are connected well.
2) Try to directly connect HDMI source to display, if it is the same issue,
Then please change the source device.
· FAQ
1. Baud rate: 9600bps
2.Order of RS232 serial port
1)HDMI 1 input： port0R
2)HDMI 2 input： port1R
3)HDMI 3 input： port2R
4)Power ON：poweronR
5)Power OFF：poweroffR
RS232 serial port operation illustration
Connection illustration
DVD
DVD
DVD
Disclaimer
The OREI brand is registered trademark.
Design and specifications of this unit are subject to change without prior notice.
Pictures are for reference only.Products may differ slightly from images shown.
3) Use high-quality HDMI 1.4 or HDMI 2.0 cable for transmitting
4K×2K UHD signal.
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