Acer Veriton N260G Acer Veriton N260G Series Service Guide - Page 65

Error Symptoms List NOTE: To diagnose a problem, first find the error symptom in the left column. If directed to a check procedure, replace the FRU indicated in the check procedure. If no check procedure is indicated, the first Action/ FRU listed in right column is the most likely cause. Error Symptom Action/FRU Processor / Processor Fan NOTE: Normally, the processor fan should be operative, and the processor clock setting should be exactly set to match its speed requirement before diagnosing any processor problems. Processor fan does not run but power 1. Ensure the system is not in power saving mode.See supply fan runs. "Power Management"in chapter2. 2.With the system power on, measure the voltage of processor fan connector. Its reading should be +12Vdc. Its reading should be +12Vdc. If the reading shows normal, but the fan still does not work, then replace a good fan.3. Main board. Processor test failed. 1.Processor. 2.Main board. Main board and Memory NOTE: Ensure the memory modules are installed properly and the contact leads are clean before diagnosing any system problems. Memory test failed. 1.See "Memory" 2.Main board Incorrect memory size shown or 1.Insert the memory modules in the DIMM sockets repeated during POST. properly, then reboot the system. 2.Memory module. 3.Main board. System works but fails to enter power 1.Enter BIOS Setup and load default settings.In saving mode when the Power Windows Systems, check settings in Power Management Mode is set to Enabled. Management Property of Control Panel. 2.Reload software from Recovery CD. Blinking cursor only; system does not 1.Diskette/IDE drive connection/cables work. 2. Diskette/IDE disk drives 3.See "Undetermined Problems". 4.Main board Diskette Drive NOTE: Ensure the diskette drive is auto-setting in BIOS Setup and its read/write head is clean 59