Acer C20 User Manual - Page 10

English  Appendices Troubleshooting If you experience a problem with your Acer projector, refer to the following troubleshooting guide. If the problem persists, please contact your local reseller or service center. Image Problems and Solutions # Problem Solution 1 No image • Ensure the cables/charger/battery appears are correctly and securely on-screen connected. • Ensure the pins of connectors are not crooked or broken. • Make sure the projector is switched on. 2 Image is out • Adjust the Focus Dial. of focus • Make sure the projection screen is between the required distance 9.6 to 126.6 inches (0.245 to 3.215 meters) from the projector. 3 Image is too • Move the projector closer to or small or too further from the screen. large 4 Image is reversed • Select "Source --> Settings --> System Setup --> Projection" from the OSD and adjust the projection direction. Audio Problems 1 No sound • P ress the button. Battery Problems # Problem Solution 1 Battery capacity is low • R emove the battery and clean the connectors. • The battery is worn out and needs to be replaced. • The battery may not charge right after the projector is turned off due to the high temperature emitted by the projector. Message Reminder 1 Out of the range 2 High battery consumption Please see "Compatibility Modes" Please change the battery. Compatibility Modes Mode VGA Composite Component HDMI Resolution 640x480 800x600 1024x768 1280x720 1280x800 480i / 480P 576i / 576P 720P 1080i V-Sync (Hz) 60 60 60 60 60 60 50 50 / 60 50 / 60 Multimedia Format: Video File Format Video Format Max Res. Profile AVI, MOV, MP4, 3GP AVI AVI H.264 MPEG4 Xvid 720X480 30fps or 720x576 25fps Baseline Simple Profile Baseline AVI MJPEG 640X480 30fps Baseline Photo Audio File Format File Extension File Format BMP JPG, JPEG *.bmp *.jpg, *.jpeg AAC, MP3, PCM, ADPCM, WMA, OGG Media Card (micro SD/SDHC) C20 support Micro SD/SDHC up to 16GB, Class 2~6. Below are recommended models: Manufacturer Model Name Capacity A-Data microSD2G+Adapter 2GB A-Data MM4GR01GUACU-PA 1GB APACER MM4GR01GUACE-PA 1GB Kingmax T02GSEMASI 2GB Kingston SDC/1GBFE 1GB Kingston SDC/2GBFE 2GB PQI AE81-2030R C20HF0730001 2GB RiDATA E247TNO1GIOBE 1GB SanDisk SDSDQ-1024-J3K 1GB SanDisk SDSDQ-2048-E10M 2GB SanDisk SDSDQ-2048-J3K 2GB SanDiskn 07186023400PC (SDHC) 4GB Toshiba SD-C02GR4W 2GB Transcend TS1GUSD 1GB Transcend TS2GUSD 2GB Note: Video format does not support content with B-Frame function.