This document is the user manual for the MP771 digital projector, which introduces the features, installation, operation, and maintenance of the projector.
This manual provides safety guidelines, installation steps, and operating instructions for the BenQ MP771 digital projector. It covers how to select a location, connect video sources, adjust image settings, and use advanced features such as aspect‑ratio selection, presentation timer, and remote page control.
Additional sections describe routine maintenance, lamp handling, troubleshooting tips, and regulatory information. The document is written in Chinese and includes specifications, warranty details, and compliance statements for global markets.
| Operating voltage | 100‑240 V AC |
|---|---|
| Maximum operating altitude | 3000 m (≈10 000 ft) |
| Recommended continuous use | up to 4 hours |
| Lamp cooling time before replacement | ≈45 minutes |
The projector works with an AC input voltage between 100 V and 240 V.
Wait about 45 minutes after the lamp is turned off to allow the projector to cool before replacing the lamp.