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This User Manual covers setup, functions, and important notes for the Satechi USB-C Multimedia Adapter M1 (ST-UCM1HM).

Product Overview

The USB-C Multimedia M1 Adapter connects to your computer with its USB-C cable and adds two HDMI video ports (4K@30Hz and 4K@60Hz), two USB-A 3.0 ports, a USB-C data port, and a USB-C PD port (up to 100W). SiliconMotion software must be installed for both HDMI ports to function, so install the InstantView app before you connect your screens.

Setup

Plug and play: install the InstantView app first, then connect your screens.

1. Download and install the InstantView app: Download and install the SiliconMotion InstantView app on your computer. Full steps are below.
2. Connect your screens: Connect your displays to the 4K@30Hz and 4K@60Hz HDMI ports, and connect the adapter to your computer.

How to install the App

1. Download the InstantView app using this link: https://satechi.com/pages/downloads
2. Open the downloaded .dmg file and move it to the Applications folder.
3. Close the window and eject the InstantView drive from Finder.
4. Connect the Satechi Multimedia M1 Adapter.
5. Once connected, open the InstantView app on your device.
6. Upon initial startup, InstantView will ask for permission to the following:
   a. Files and Folder: Access to files on removable drives. This is needed for accessing the InstantView Support files on the M1 Adapter itself.
   b. Recording the screen: This is needed for activating HDMI2.
   c. Click to restart the App to activate the setting.
7. When connecting to HDMI2, there will be an InstantView pop-up. To disable it, right-click on the App in the menu bar and select "No Pop-up App at Plugin."

Functions

Parts labeled diagram of the USB-C Multimedia Adapter M1 with 7 labeled components.

1. USB-C Cable
2. 2X USB-A 3.0 Ports
3. 4K@30Hz HDMI Video Port: SiliconMotion software (InstantView app) must be installed for this port to function.
4. 4K@60Hz HDMI Video Port: SiliconMotion software (InstantView app) must be installed for this port to function.
5. USB-C Data Port
6. USB-C PD Port (up to 100W)
7. LED Indicator

Features

- Two HDMI video ports: 4K@60Hz and 4K@30Hz
- USB-C PD port (up to 100W)
- Two USB-A 3.0 ports and one USB-C data port
- LED indicator
- HDMI video output requires the SiliconMotion InstantView app

Important Limitations

SiliconMotion software must be installed for both HDMI ports to function. Install the InstantView app from https://satechi.com/pages/downloads before you connect your screens.

Screen recording permission is needed to activate HDMI2. On initial startup, InstantView asks for permission to record the screen. Grant it, then click to restart the app to activate the setting.

InstantView also needs Files and Folder access. This gives access to files on removable drives and is needed for accessing the InstantView Support files on the M1 Adapter itself.

An InstantView pop-up appears when you connect to HDMI2. To disable it, right-click on the App in the menu bar and select "No Pop-up App at Plugin."

Certifications

FCC, CE, WEEE, EAC