IN3146 - Video projector INFOCUS - Free user manual and instructions
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| Product Type | Video Projector |
| Model | IN3146 |
| Brand | Infocus |
| Display Technology | DLP |
| Resolution | XGA (1024 x 768) |
| Brightness | 3600 Lumens |
| Contrast Ratio | 15000:1 |
| Lamp Life | 3000 hours (Normal), 5000 hours (Eco) |
| Lamp Power | 280 W |
| Zoom | Manual, 1.3x |
| Lens Shift | Vertical: ±15% |
| Keystone Correction | Vertical: ±30° |
| Projection Size | 40" to 300" |
| Throw Ratio | 1.5 to 1.9:1 |
| Inputs | HDMI x2, VGA x2, S-Video, Composite, USB, RS-232 |
| Audio Output | 3.5mm jack, 10W speaker (mono) |
| Noise Level | 32 dB (Normal), 28 dB (Eco) |
| Power Consumption | 350 W (Normal), 260 W (Eco), 0.5 W (Standby) |
| Dimensions (W x D x H) | 315 x 230 x 110 mm |
| Weight | 3.2 kg |
| Operating Temperature | 5°C to 40°C |
| Cleaning Instructions | Use a soft, dry cloth for exterior. Clean air filter every 100 hours. |
| Replaceable Parts | Lamp module, air filter |
| Safety Features | Auto power-off, overheat protection, Kensington lock |
Frequently Asked Questions - IN3146 INFOCUS
How do I replace the lamp on the Infocus IN3146?
Turn off and unplug the projector. Wait 30 minutes for cooling. Unscrew the lamp cover, remove the old lamp module, insert the new one, and secure the cover. Reset the lamp timer via the menu.
What is the recommended cleaning method for the lens?
Use a soft, lint-free cloth slightly dampened with lens cleaner or water. Gently wipe in a circular motion. Avoid abrasive materials.
Why does the projector turn off automatically?
This may be due to overheat protection. Ensure proper ventilation and clean the air filter. Also check if auto power-off is enabled in settings.
Can I connect my laptop wirelessly to the IN3146?
The IN3146 does not have built-in wireless. Use a HDMI cable or a wireless HDMI adapter for cable-free connection.
What input resolutions are supported?
The projector supports up to 1920x1080 via HDMI. Native resolution is 1024x768.
How often should I replace the air filter?
Clean the air filter every 100 hours of use. Replace it every 500 hours or when visibly damaged.
Does the IN3146 have a ceiling mount option?
Yes, it is compatible with standard projector ceiling mounts. Use the three mounting points on the bottom.
How do I adjust the keystone correction?
Press the Keystone button on the remote or navigate to Settings > Image > Keystone. Adjust with the arrow keys.
What is the throw ratio and how to calculate distance?
Throw ratio is 1.5 to 1.9:1. Multiply the desired screen width by the ratio to get the distance. For a 100-inch screen (width ~2.2m), distance is 3.3 to 4.2m.
Can I use a universal remote with this projector?
Yes, if the remote supports RS-232 or IR codes for Infocus projectors. Check compatibility or program via learning function.
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