Acer AT1935 Service Manual

The internal speakers on the Acer AT1935 are 3 W x 2 stereo and the volume is adjustable. You can use the on-screen display adjustment function to change the volume to your preference.

The power consumption of the Acer AT1935 in standby mode is 1 Watt.

To turn on or off the mute function, you can use the 'Mute' key on the remote control. Pressing this key will toggle the mute function on and off.

The Acer AT1935 offers several scaling modes: Full, 4:3, 16:9, Panorama, and Letterbox. You can switch between these modes using the 'Wide' key on the remote control. Each press of the key will cycle through the available scaling modes.

The line fuse is inside the power supply converter and is not user replaceable. If it blows, you must return the monitor for replacement.

During the power on sequence, the initial current should be limited to 2.3 amps or lower. It will stay below 500m amps at AC 240 volts and then ramp up to full power (about 2.3 amps at AC 240 volts) within 5 seconds. During the shutdown sequence, the current will stay at full power for about 150 milliseconds or less, then ramp down to 500m amps at AC 240 volts within 1 second.

The recommended operating temperature for the Acer AT1935 is 0°C to 35°C.

If the picture quality is poor, first ensure that the device is connected to an AC power source and that the RF cable or other source signal is properly connected. If the picture is still poor, try uploading the latest firmware. If the issue persists, follow the troubleshooting steps: Press the Power On/Off button to check the LED color. If the LED shows green and the picture is still poor, swap the test fixture and check the LVDS cable to ensure it is well connected. If the issue is not resolved, replace the LVDS cable. If the problem continues, replace the Main Board. If none of these steps work, you may need to replace the LCD panel.

To troubleshoot a poor picture issue, follow these steps: 1. Ensure the device is connected to an AC power source and that the RF cable or other source signal is properly connected. 2. Upload the latest firmware. 3. Press the Power On/Off button to check the LED color. 4. If the LED shows green and the picture is still poor, swap the test fixture. 5. Check the LVDS cable to ensure it is well connected. 6. If the issue persists, replace the LVDS cable. 7. If the problem continues, replace the Main Board. 8. If none of these steps work, replace the LCD panel.

The part number for the power cord of the Acer AT1935 is 27.L13VE.005.