Lenovo Aptiva Hardware Maintenance Manual (HMM) for Aptiva 2173, 2178 and 2179 - Page 46

1. Select the DIAGNOSTICS option on the toolbar and press Enter. 2. Highlight either the 'Memory Test-Full' or 'Memory Test-Quick option and press Enter. Memory Test-Full The full memory test will take about 80 seconds per MB of memory and will detect marginal, intermittent, and solid (stuck) memory failures. Memory Test-Quick The quick memory test will take about 20 seconds per MB of memory and will detect solid (stuck) memory failures only. Notes Either level of memory testing can be performed on all memory or a single SIMM/DIMM socket. Only sockets containing a SIMM or DIMM can be selected for testing. Unpopulated sockets are noted by ........ besides the test description. Alert On LAN test The Alert On LAN test does the following: Determines if Alert On LAN is supported on the system. Checks the revision ID register. Verifies the EEPROM checksum. Validates that a software alert can be sent. Asset ID test The Asset ID test does the following: Determines if Asset ID is supported on the system. Verifies the EEPROM areas. Performs an antenna detection test. Test results IBM PC Enhanced Diagnostic test results will produce this error code format: Function Failure DeviceID Date Code Type ChkDigits Text Function Code: Failure Type: DeviceID: Represents the feature or function within the PC. Represents the type of error encountered. Contains the component's unit-id which corresponds to either a fixed disk drive, removable media drive, serial or parallel port, processor, specific DIMM, or a device on the PCI bus. 36 IBM PC 300/IntelliStation/Aptiva Vol 2 HMM