Lenovo ThinkPad T510 Hardware Maintenance Manual page 62

Table 2. Numeric error codes (continued)
Symptom or error
02F6
Software NMI failed
02F7
Fail-safe timer NMI failed
1801
Attached docking station is not supported
1802
Unauthorized network card is plugged in—Turn off and
remove the miniPCI network card.
1803
Unauthorized daughter card is plugged in—Turn off and
remove the daughter card.
1804
Unauthorized WAN card is plugged in—Power off and
remove the WAN card.
1805
Unauthorized Wireless USB card is plugged in—Power off
and remove the Wireless USB card.
1810
Hard disk partition layout error.
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ThinkPad T510, T510i, and W510 Hardware Maintenance Manual
FRU or action, in sequence
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.
1. Remove the WAN card that you installed.
2. System board.
1. Remove the Wireless USB card that you installed.
2. System board.
1. If the Access Predesktop Area has been previously
disabled, then go to the BIOS Setup Utility by
pressing F1 to open the BIOS Setup Utility.
Select Security --> Predesktop Area --> Access
Predesktop Area. Set this item to Disabled. Save
and exit.
2. If the Access Predesktop Area has not been
previously disabled, press Enter to load Access
Predesktop Area. Then run RECOVER TO FACTORY
CONTENTS in Access Predesktop Area.
3. If item 2 failed, press F3 in the Welcome screen in
RECOVER TO FACTORY CONTENTS. Run FDISK,
and then delete all partitions. Run RECOVER TO
FACTORY CONTENTS in Access Predesktop Area
again.
4. If item 3 failed, select CD-ROM boot in Startup in
Access Predesktop Area. Boot from the Recovery
CD and perform full recovery from it.
5. If item 4 failed, replace the hard disk drive.