Acer AT350 F2 Acer AT350 F2 Server Service Guide - Page 124

110 5 System troubleshooting Optical drive activity indicator does not light. Do the following: • Make sure the SATA and power cables are properly connected. • Check that relevant switches and jumpers on the drive are set correctly. • Check that the drive is properly configured. Optical drive tray cannot be ejected. Insert the tip of a paperclip into the small hole on the optical drive. Slowly pull the tray out from the drive until the tray is fully extended. Optical drive cannot read a disc. Do the following: • Make sure you are using the correct type of disc. • Make sure the disc is properly seated in the drive. • Make sure the disc is unscratched. • Make sure the drive's cables are properly connected. Newly installed memory modules are not detected. Do the following: • Make sure the memory modules specifications comply with the system requirements. • Make sure the memory modules have been populated according to the system guidelines. • Make sure the memory modules are properly installed on their mainboard slots. Network connection indicators do not light. Do the following: • Check the cabling and network equipment to make sure that they are in proper condition. • Reinstall the network drivers. • Try another port or hub on the switch.