This document is a user manual for the P420X/P350X/P350W model projectors. It describes the features and characteristics of the projectors.
This manual provides the essential information for installing, configuring, and safely operating the NEC P420X, P350X, and P350W portable projectors. It includes safety warnings, power requirements, mounting guidelines, and detailed instructions for image projection, remote control use, and lamp replacement.
The document also covers special operating conditions such as high‑altitude use, recommended ventilation, and environmental precautions. Appendices contain warranty information, travel‑care service details, and contact resources.
Use only the specified lamp, let the lamp cool for at least an hour after power‑off, and follow the detailed steps on page 147. If the lamp has burned out, have the dealer replace it.