Brand: acer
Category: Other
Document Type: Manual
Language: EN
Manual for X1161P/X1161PA/X1161PN/X112/X1261P/X1261PN
Uploaded: April 20, 2026, 7:49 p.m.
Manual Publish Date: 2012-11-01
Warranty Information
None
Turning the projector On/Off
Turning on the Projector
- Ensure that the power cord and signal cable are securely connected. The Power indicator LED will flash red.
- Turn on the projector by pressing "Power" button on the control panel, and the Power indicator LED will turn blue.
- Turn on your source (computer, notebook, video player,etc.). The projector will detect your source automatically.
- If the screen displays "Lock" and "Source" icons, it means the projector is locked onto a specific source type and there is no such type of input signal detected.
- If the screen displays "No Signal", please make sure the signal cables are securely connected.
- If you connect to multiple sources at the same time, use the "Source" button on the remote control to switch between inputs.
Turning the projector off
- To turn the projector off, press the power button. This message appears: "Please press the power button again to complete the shutdown process."
- Press the power button again.
- The LED power indicator will turn RED and blink rapidly after the projector is turned off, and the fan(s) will continue to operate for about 2 minutes to ensure that the system cools properly. (only supported under "Instant Resume" mode)
- As long as the power cord remains plugged in, you can press the power button to turn the projector immediately back on anytime during the 2-minute shutdown process. (only supported under "Instant Resume" mode)
- Once the system has finished cooling, the LED power indicator will stop blinking and turn solid red to indicate standby mode.
- It is now safe to unplug the power cord.
Warning indicators:
- "Projector Overheated. Lamp will automatically turn off soon." This onscreen message indicates that the projector has overheated. The lamp with automatically turn off, the projector will automatically shut down, and the LED temp indicator will turn solid red. Contact your local dealer or service center.
- "Fan failed. Lamp will automatically turn off soon." This onscreen message indicates that the fan has failed. The lamp will automatically turn off, the projector will automatically shut down, and the LED temp indicator will blink. Contact your local dealer or service center.
Note: Whenever the projector automatically shuts down and the LED lamp indicator turns solid red, contact your local reseller or service center.
Troubleshooting and error codes
| Modes | Resolution | V.Frequency [Hz] | H.Frequency [KHz] |
|---|---|---|---|
| VGA | 640x480 | 60 | 31.47 |
| 640x480 | 72 | 37.86 | |
| 640x480 | 75 | 37.50 | |
| 640x480 | 85 | 43.27 | |
| 640x480 | 119.51 | 61.60 | |
| SVGA | 800x600 | 56 | 35.20 |
| 800x600 | 60 | 37.88 | |
| 800x600 | 72 | 48.08 | |
| 800x600 | 75 | 46.88 | |
| 800x600 | 85 | 53.67 | |
| 800x600 | 119.85 | 77.20 | |
| XGA | 1024x768 | 60 | 48.36 |
| 1024x768 | 70 | 56.48 | |
| 1024x768 | 75 | 60.02 | |
| 1024x768 | 85 | 68.67 | |
| 1024x768 | 119.804 | 98.80 | |
| SXGA | 1152x864 | 70 | 63.80 |
| 1152x864 | 75 | 67.50 | |
| 1152x864 | 85 | 77.10 | |
| 1280X1024 | 60 | 63.98 | |
| 1280X1024 | 72 | 77.90 | |
| 1280X1024 | 75 | 79.98 | |
| 1280X1024 | 85 | 91.15 | |
| QuadVGA | 1280x960 | 60 | 60.00 |
| 1280x960 | 75 | 75.00 | |
| SXGA+ | 1400x1050 | 60 | 65.32 |
| UXGA | 1600x1200 | 60 | 75.00 |
| PowerBook G4 | 640x480 | 60 | 31.50 |
| 640x480 | 66.6(67) | 35.00 | |
| 800x600 | 60 | 37.88 | |
| 1024x768 | 60 | 48.36 | |
| 1152x870 | 75 | 68.68 | |
| 1280x960 | 75 | 75.20 | |
| i Mac DV (G3) | 1024x768 | 75 | 60.30 |
| Modes | Resolution | V.Frequency [Hz] | H.Frequency [KHz] |
|---|---|---|---|
| WXGA | 1280x768 | 60 | 47.78 |
| 1280x768 | 75 | 60.29 | |
| 1280x768 | 85 | 68.63 | |
| 1280x720 | 60 | 44.80 | |
| 1280x800 | 60 | 49.60 | |
| 1440x900 | 60 | 55.90 | |
| 1680x1050 | 60 | 65.30 | |
| 1366x768 | 60 | 47.71 | |
| 1920x1080-RB | 60 | 66.60 | |
| UWXGA | 1920x1200-RB | 60 (59.95) | 74.04 |
| Modes | Resolution | V.Frequency [Hz] | H.Frequency [KHz] |
|---|---|---|---|
| 480i | 720x480 | 59.94 (29.97) | 15.70 |
| 480p | 720x480 | 59.94 | 31.47 |
| 576i | 720x576 | 50(25) | 15.60 |
| 576p | 720x576 | 50 | 31.25 |
| 720p | 1280x720 | 60 | 45.00 |
| 720p | 1280x720 | 50 | 37.50 |
| 1080i | 1920x1080 | 60(30) | 33.75 |
| 1080i | 1920x1080 | 50(25) | 28.10 |
| 1080p | 1920x1080 | 60 | 67.50 |
| 1080p | 1920x1080 | 50 | 56.25 |
| 1080p | 1920x1080 | 24 | 27.00 |
| 1080p | 1920x1080 | 23.97 | 26.97 |
| Horizontal scan rate: | 30-100 kHz | ||
| Vertical scan rate: | 50-120 Hz | ||
| Max. pixel rate: | 165 MHz | ||