This document is the user manual of NEC NP4100/NP4100W projector. It mainly introduces the safety precautions, operating methods, maintenance and maintenance of the projector.
This service manual covers safety precautions, laser classification, and power requirements for the NEC NP4100/NP4100W projector. It includes warnings about laser radiation, specifies the laser class, wavelength, and required input voltage.
The document also contains technical specifications, maintenance procedures, and troubleshooting guidance to assist service technicians in diagnosing and repairing the unit.
| Laser Class | Class 2 |
|---|---|
| Laser Wavelength | 650 nm |
| Input Voltage | 100-240 V AC, 50/60 Hz |
The projector uses a Class 2 laser.
The laser operates at a wavelength of 650 nm.
It accepts 100‑240 V AC at 50/60 Hz.