Thank you for buying the 3-In 1-Out HDMI Switcher. The switcher allows you to easily
share a single HDMI display or a HDMI-compatible TV with three HDMI devices.
• Supports 480i, 480p, 720p, 1080i and 1080p screen resolutions.
• Supports HDCP compliant devices.
• Easy to install and simple to operate.
1. Use HDMI cables to connect HDMI sources to the inputs on the rear panel of the
2. Connect the cable from your HDMI display to the switcher output.
3. Plug the supplied 5V DC adaptor into the switcher DC input. The LED power
indicator lights green. Note: The power unit is intended to be oriented in a vertical or
floor mount position.
4. Select the desired input sources by pressing the appropriate button on front of the
switcher. The related LED indicator on the front panel indicates which input is
selected. The default input is INPUT1.
Video Amplifier Bandwidth : 1.65 GHz
Format Support : Up to UXGA(1920x1200)
HDMI Input/Output Connector Type :
Power Consumption: 1.2 W(max.)
Power Supply : 5 Volt(DC)
3-Way HDMI Switcher
DH3HSM User's Guide
• Keep the switcher dry.
• Use and store the switcher only in
moderate indoor environments. Handle
the switcher carefully; do not drop it.
• Keep the switcher away from dust and
dirt, and wipe it with a moist cloth
occasionally to keep it clean after the
switcher has been unplugged from its