This document is a user manual for the data projector XJ-450. It describes the features and characteristics of the product, including the technology used, trademark information, and safety instructions.
This manual covers safety precautions, proper handling of the power cord, battery, and lamp, as well as detailed operating procedures for the XJ-450 data projector. It also includes menu navigation, image adjustment, and troubleshooting guidance.
Technical specifications, supported input signals, and FCC compliance information are listed in the appendix, helping users set up and maintain the projector safely and effectively. This manual is written in Chinese.
| Model name | XJ-450 |
|---|---|
| Projection system | DLP (DMD) |
| DMD size | 0.7 inch |
| Resolution | XGA (1024 × 768) |
| Lens | Auto optical zoom ×2, autofocus F=2.0‑2.8, f=20‑40 mm |
| Light source | 250 W high‑pressure mercury lamp |
| RGB input terminal | Mini D‑Sub 15‑pin (also combo signal) |
| VIDEO input terminal | RCA |
| S‑VIDEO input terminal | Mini DIN‑4 |
| Audio output | 1 W mono |
| USB port | USB B type |
| Operating temperature | 5 °C to 35 °C |
| Operating humidity | 20 % to 80 % (non‑condensing) |
| Power requirement | 100‑240 V AC, 50/60 Hz |
| Dimensions (W×H×D) | 278 mm × 64 mm × 197 mm (without protrusions) |
| Weight | ≈2.4 kg |
The lamp’s average lifespan is about 2000 hours.
Use the YL‑40 replacement lamp supplied with the special screwdriver.
It requires 100‑240 V AC, 50/60 Hz mains power.