Acer Veriton Z290G Service Guide - Page 66

NOTE Ensure the memory modules are installed properly and the contact leads are clean before diagnosing any system problems. Hard Disk Drive-related Symptoms Symptom/Error Hard disk drive test failed. Hard disk drive cannot format completely. Hard disk drive has write error. Hard disk drive LED fails to light, but system operates normally. Action/FRU • Enter CMOS Setup and load the default settings. • Hard disk drive cable • Hard disk drive • Mainboard • Enter CMOS Setup and load the default settings. • Hard disk drive cable • Hard disk drive • Mainboard • Enter CMOS Setup and load the default settings. • Hard disk drive • With the system power on, measure the voltage of the HDD LED connector. • HDD LED cable NOTE Make sure the hard disk drive is configured correctly in CMOS Setup and that cable/jumper are set correctly before diagnosing any hard disk drive problems. (If only one drive is installed, please make sure the drive is connected to master connector or the drive is set to master.) Optical Disc Drive-related Symptoms Symptom/Error Action/FRU CD/DVD-ROM drive LED doesn't come on • Enter CMOS Setup and load the default settings. but works normally. • DIMM • Mainboard CD/DVD-ROM drive LED flashes for more than 30 seconds before LED shutting off. Software asks to reinstall disc. Software displays a reading CD/DVD error. • CD/DVD-ROM may have dirt or foreign material on it. Check with a known good disc. • CD/DVD-ROM is not inserted properly. • CD/DVD-ROM is damaged. CD/DVD-ROM drive cannot load or eject when the system is turned on and its eject button is pressed and held. • Disconnect all cables from CD/DVD-ROM drive except power cable, then press the eject button to try to unload the disc. • CD/DVD-ROM drive power cable • CD/DVD-ROM drive CD/DVD-ROM drive does not read and there are no messages are displayed. • CD may have dirt or foreign material on it. Check with a known good disc. • Ensure the CD/DVD-ROM driver is installed properly. • CD/DVD-ROM drive. CD/DVD-ROM drive can play audio CD but • Turn up the sound volume. no sound output. • Speaker power/connection/cable. • CD/DVD-ROM drive. NOTE Make sure the optical disc drive is configured correctly in CMOS Setup, the cable/jumper are set correctly and the drive's optical lens is clean before diagnosing any optical drive problems. 58 Veriton Z290G AIO Computer Service Guide