What to do if Acer P1173 Projector stops responding to controls?
- KKristy ChenSep 13, 2025
If your Acer Projector stops responding, turn it off, unplug the power cord, and wait at least 30 seconds before plugging it back in.

What to do if Acer P1173 Projector stops responding to controls?
If your Acer Projector stops responding, turn it off, unplug the power cord, and wait at least 30 seconds before plugging it back in.
How to fix stretched widescreen DVD title on Acer P1173 Projector?
When playing a DVD encoded in anamorphic or 16:9 aspect ratio on your Acer Projector, adjust these settings: If playing a 4:3 format DVD, change the format to 4:3 using the projector's OSD. If the image remains stretched, adjust the aspect ratio. Set the display format to 16:9 (wide) on your DVD player.
| Number of colors | 1.073 billion colors |
|---|---|
| Native aspect ratio | 4:3 |
| Projection distance | 1 - 11.9 m |
| Vertical scan range | 30 - 100 Hz |
| Horizontal scan range | 50 - 120 kHz |
| Projection technology | DLP |
| Supported aspect ratios | 16:9 |
| Contrast ratio (typical) | 17000:1 |
| Screen size compatibility | 24 - 300 \ |
| Projector native resolution | SVGA (800x600) |
| Keystone correction, vertical | -40/+40 ° |
| Digital zoom | 2 x |
| Focal length range | 21 - 23 mm |
| Aperture range (F-F) | 2.57 - 2.65 |
| Lamp type | P-VIP |
| Lamp power | 190 W |
| Light source type | Lamp |
| Service life of light source | 5000 h |
| Service life of light source (economic mode) | 6000 h |
| 3D | - |
| Full HD | No |
| 3D Ready | Yes |
| Analog signal format system | NTSC, PAL, SECAM |
| Audio (L/R) in | 0 |
| USB connector type | Mini-USB B |
| Serial interface type | RS-232 |
| USB 2.0 ports quantity | USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them. |
| Noise level | 29 dB |
| RMS rated power | 3 W |
| Placement | Desktop |
| Product type | Standard throw projector |
| Product color | White |
| Market positioning | Presentation |
| Power source | AC |
| Power consumption (standby) | - W |
| Power consumption (typical) | 240 W |
| Depth | 220 mm |
|---|---|
| Width | 264 mm |
| Height | 78 mm |
| Weight | 2000 g |
Important safety warnings including avoiding water, unstable surfaces, and blocking vents.
Guidelines for connecting and disconnecting power to the external supply.
Ensuring the power outlet is easily accessible for disconnection.
Instructions for using the projector, including what to do and not to do.
General precautions to maximize the projector's lifespan and ensure safe operation.
Details about the projector's key technologies and capabilities.
Diagrams and labels of the projector's front/upper and rear sides.
Diagram and instructions for connecting the projector to various devices.
Steps and indicators for powering on the projector and source devices.
Procedure for powering down the projector and standby mode indicators.
Using elevator feet to adjust the projector's image height and angle.
Accessing the OSD menu for projector installation and maintenance.
Compliance information for FCC regulations regarding digital devices.
French note for Canadian users regarding Class B digital apparatus.
Acer's declaration of conformity with EU essential requirements and directives.