Turn on the external monitor and connect the monitor with the projector
through the HDMI cable.
Set the projector in the HDMI out mode.
Casting files from the phone or computer to the projector
With the Assistant app, you can cast files from your phone or computer to the
projector by doing the following:
Projector: Enable Hotspot.
Phone or computer: Connect with the projector through Wi-Fi.
Assistant app: Start the Assistant app. Click the Projector icon, click the
Folder icon, select one or more files, and click Cast for display.
The supported files include:
Pictures: BMP, JPEG, JPG, and PNG
Audios and Videos: 3GP, MP3, MP4, MKV, MPG, WAV, WEBM, TS, and
Documents: DOC, DOCX, PDF, PPT, PPTX, XLS, XLSX
Stacking with ThinkPad Stack devices
You can stack the projector with one or more ThinkPad Stack devices to extend
the projector functions.
ThinkPad Stack devices
ThinkPad Stack 10000mAh Power Bank (referred to as power bank)
ThinkPad Stack 1TB USB3.0 Hard Drive (referred to as hard disk drive)
ThinkPad Stack Bluetooth Speaker (referred to as Bluetooth speaker)
Projector functions extended
With power bank: Extend power supply.
With hard disk drive: Access the hard disk drive and display files on the
With Bluetooth speaker: Switch the audio output to the Bluetooth speaker.
It is not recommended to stack the projector with the router. The
projector might not work correctly due to the heat generated by the
The projection brightness varies with different power supplies. The
brightness is higher by the ac power adapter than the power bank or