Acer X1161 Acer X1161, X1261, X110 and H5360 Projector Series Service Guide - Page 73

5-4 Firmware Upgrade Procedure 1. Set-up - H old on "power" button and plug in the power cord. - The power LED lights red and blue simultaneously after 5 seconds, then loosen "power" button. - C onnect projector with PC by RS232 cable. (for X1261/H5360) Note: - Please connect projector with PC by USB cable. (for X1161/X1161A/X1161N/X110)  - The system fan and the lamp will not operate. 2. Execute the "DLP ComposerTM Lite 9.2" file. 3. Click "Edit" and "Perferences". 4. Click "Library". - C lick "Browse" and navigate to the directory where you put the DLP Composer installation files in. - Click "X1161 X1261 FlashDeviceParameters" folder. - Click "OK".  X1161/X1261/X1161A/X1161N/X110/H5360 Confidential 5-