What does it mean when Acer H7850 lamp burns out?
When the lamp in your Acer Projector reaches the end of its useful life, it will burn out and may make a loud popping sound. If this happens, the projector will not turn on until the lamp module has been replaced. To replace the lamp, follow the procedures in the "Replacing the Lamp" section.
General| Number of colors | 1.073 billion colors |
|---|---|
| Native aspect ratio | 16:9 |
| Projection distance | 1.3 - 9.3 m |
| Vertical scan range | 24 - 120 Hz |
| Horizontal scan range | 15 - 135 kHz |
| Projection technology | DLP |
| Supported aspect ratios | 4:3, 16:9 |
| Contrast ratio (dynamic) | 1000000:1 |
| Contrast ratio (typical) | - |
| Screen size compatibility | 26 - 300 \ |
| Projector native resolution | 2160p (3840x2160) |
| Vertical synchronization (max) | 0.12 kHz |
| Vertical synchronization (min) | 0.024 kHz |
| Horizontal synchronization (max) | 135 kHz |
| Horizontal synchronization (min) | 15 kHz |
| Focus | Manual |
| Digital zoom | 2 x |
| Optical zoom | 1.6 x |
| Zoom capability | Yes |
| Focal length range | 20.91 - 32.62 mm |
| Aperture range (F-F) | 2.5 - 3.26 |
| Lamp type | UHP |
| Lamp power | 240 W |
| Lamps quantity | 1 lamp(s) |
| Light source type | Lamp |
| Service life of light source | 4000 h |
| Service life of light source (economic mode) | 15000 h |
| HDMI connector type | Full-size |
| USB 2.0 ports quantity | 1 |
| Number of bulbs | 1 bulb(s) |
| Noise level | 29 dB |
| Projection modes | Ceiling, Front, Rear |
| Noise level (economic mode) | 27 dB |
| RMS rated power | 5 W |
| Power source | AC |
| AC input voltage | 120 - 230 V |
| Power consumption (standby) | - W |
| Power consumption (typical) | 315 W |
| Power consumption (economy mode) | 260 W |
| Operating temperature (T-T) | 0 - 40 °C |
| Operating relative humidity (H-H) | 0 - 80 % |
| Placement | Desktop, Ceiling |
| Product type | Standard throw projector |
| Product color | White |
| Market positioning | Home cinema |
| Built-in display | No |
| Supported video modes | 2160p |
| Supported graphics resolutions | 3840 x 2160 |
Weight and Dimensions| Weight | 5300 g |
|---|
Covers product warnings, plug use, and accessibility guidelines.
Details safe practices for using electrical power, grounding, and avoiding overload.
Lists the key technological capabilities and outstanding features of the projector.
Explains the purpose and operation of buttons on the projector's control panel.
Details the functions and layout of buttons on the projector's remote control.
Procedures for powering the projector on and off safely.
Guide to using the Onscreen Display (OSD) for adjustments and settings.
Solutions for common image display issues like no image or distorted picture.
Explains projector messages and error conditions for troubleshooting.
Step-by-step guide for safely replacing the projector lamp.
Instructions for securely installing the projector using a ceiling mount.
Detailed technical specifications of the projector including resolution and dimensions.
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