Lenovo ThinkCentre M58e Hardware Maintenance Manual - Page 69

POST Error Message CPU at nnnn Press Esc to skip memory test HARD DISK INSTALL FAILURE Keyboard error or no keyboard present Memory Test: Memory test fail Press TAB to show POST screen Error: Non-System disk or disk error Replace and press any key when ready Description/Action nnnn is the running speed of the microprocessor. Pressing Esc skips the full memory test Cannot find or initialize the hard disk drive controller or the drive. Make sure the hard disk drive is correctly installed. If no hard disk drives are installed, make sure the hard disk drive selection in Setup is set to NONE. Cannot initialize the keyboard. Make sure the keyboard is properly connected to the computer and that no keys are held pressed during POST. To purposely configure the computer without a keyboard, set the error halt condition in Setup to HALT ON ALL, BUT KEYBOARD. The BIOS then ignores the missing keyboard during POST. This message displays during a full memory test, counting down the memory areas being tested. If POST detects an error during memory testing, additional information appears. This information gives specifics about the type and location of the memory error. Pressing the TAB key permits the user to toggle between the default POST display screen and a custom POST display screen. The BIOS was unable to find a suitable boot device. Make sure the boot drive is properly connected to the computer. Make sure you have bootable media. Miscellaneous error messages Message/Symptom Changing display colors Computer will not power-off. See "Hard disk drive boot error" on page 43. Computer will not RPL from server FRU/Action Display/Monitor 1. Power Switch 2. System Board 3. Riser card, if installed 1. Ensure that network is in startup sequence as first device or first device after diskette 2. Ensure that network adapter is enabled for RPL 3. Network adapter (Advise network administrator of new MAC address) Chapter 7. Symptom-to-FRU Index 63