Acer Veriton 3000 Veriton 3000 Service Guide - Page 103

Error Symptom Action/FRU Memory test failed. 1. Ensure that the memory settings in the BIOS setup utility are correct. 2. Make sure that each memory module is properly inserted in its socket; reinsert the memory modules. 3. Make sure that the memory module type is correct (RIMM, EDO, SDRAM, etc.). 4. Refer to the Service Guide FRU list to make sure that the memory module(s) used by the system are Acer qualified. 5. Replace the memory module. 6. Main board. Incorrect memory size shown or repeated during POST. 1. Insert the memory modules in the DIMM (or RIMM) memory sockets properly and then reboot the system. 2. Memory module. 3. Main board. Memory system ROM checksum failed. 1. Remove one memory module at a time until the error message stops. 2. Replace other removed modules one at a time, testing each to ensure that the error does not return. 3. Replace the main board. Insufficient memory error during operation. 1. Check the memory requirements for the application or add more memory to the computer. Diskette Drive NOTE: Ensure that the diskette drive is configured correctly in BIOS Setup and that its read/write head is clean before diagnosing any diskette drive problems. Can't write to diskette. 1. Ensure that the diskette is not write-protected. 2. Replace another floppy diskette to make sure that the diskette you have inserted is good. 3. Ensure that the diskette drive is not set to Write protect in the Security Options of BIOS Setup. Can't read a diskette. 1. Ensure that the floppy diskette setting in the BIOS setup is correct. 2. Replace another floppy diskette to make sure that the diskette you have inserted is good. 3. Make sure that the diskette format is the same as the floppy diskette drive. Diskette drive test failed. 1. Try a new diskette. 2. Check the floppy diskette drive cable and floppy diskette drive power cable connection. 3. Try another floppy diskette drive cable. 4. Try another floppy diskette power core cable. 5. Replace the diskette drive. 6. Main board. Diskette drive does not work. 1. Ensure that the diskette drive is not set to None in the Disk Drives of BIOS Setup. 2. Diskette drive power. 3. Diskette drive connection/cable. 4. Diskette drive. 5. Main board. Diskette drive LED comes on for more than 2 minutes when reading data. 1. Diskette. 2. Diskette drive connection/cable. 3. Diskette drive. 4. Main board. Diskette drive LED fails to light, and the drive is unable to access for more than 2 minutes. 1. Diskette. 2. Diskette drive power. 3. Diskette drive connection/cable. 4. Diskette drive. 5. Main board. Hard disk drive Chapter 4 71