Lenovo ThinkPad X40 User Manual - Page 70
Symptom, error, action, sequence, Setup, Defaults, Utility, computer, remove, docking, station., - docking station
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Symptom-to-FRU index Symptom or error 02F0 CPU ID.-CPU socket number for Multi-Processor error 02F4 EISA CMOS not writable-ServerBIOS2 test error: Cannot write to EISA CMOS. 02F5 DMA test failed-ServerBIOS2 test error: Cannot write to extended DMA (Direct Memory Access) registers. 02F6 Software NMI failed-ServerBIOS2 test error: Cannot generate software NMI (Non-Maskable Interrupt). 02F7 Fail-safe timer NMI failed-ServerBIOS2 test error: Fail-Safe Timer takes too long 1801 Unsupported docking station is attached-Attached docking station is not supported by the product 1802 Unauthorized network card is plugged in-Power off and remove the miniPCI network card. 1803 Unauthorized daughter card is plugged in-Power off and remove the daughter card. FRU or action, in sequence 1. Load Setup Defaults in BIOS Setup Utility. 2. Replace the backup battery. 3. System board. 1. DIMM. 2. System board. 1. DIMM. 2. System board. 1. DIMM. 2. System board. Shut down the computer and remove it from the docking station. 1. Remove Mini PCI network card. 2. System board. 1. Remove the daughter card that you installed. 2. System board. (continued) 66 MT 2369/2370/2371/2372/2382/2386