Lenovo ThinkPad T400s Hardware Maintenance Manual - Page 54

pressing F1 to open the BIOS Setup Utility. Select, Remove Mini PCI network card. - docking station

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Table 2. Numeric error codes (continued) Symptom or error FRU or action, in sequence 02F7 Fail-safe timer NMI failed 1. DIMM. 2. System board. 1801 Attached docking station is not supported Shut down the computer and remove it from the docking station. 1802 Unauthorized network card is plugged in-Turn off and remove the miniPCI network card. 1. Remove Mini PCI network card. 2. System board. 1803 Unauthorized daughter card is plugged in-Turn off and remove the daughter card. 1. Remove the daughter card that you installed. 2. System board. 1804 Unauthorized WAN card is plugged in-Power off and remove the WAN card. 1. Remove the WAN card that you installed. 2. System board. 1805 Unauthorized Wireless USB card is plugged in-Power off and remove the Wireless USB card. 1. Remove the Wireless USB card that you installed. 2. System board. 1810 Hard disk partition layout error. 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. 1820 More than one external fingerprint reader is attached. Power off and remove all but the reader that you set up within your main operating system. Remove all but the reader that you set up for the authentication. 1830 Invalid memory configuration-Power off and install a memory module to Slot-0 or the lower slot. Install DIMM in Slot-0, but not in Slot-1. Note: For the construction of the DIMM slot, see "1040 DIMM" on page 69. 2000 Hard Drive Active Protection sensor diagnostics failed.Press to continue.Press to enter SETUP 1. Undock docking station or port replicator if it is attached to the ThinkPad Notebook. 2. Place the ThinkPad Notebook on a horizontal surface. Do not apply any physical shock to the computer. 3. Run Diagnostics ➙ ThinkPad Device ➙ HDD Active Protection Test. 48 Hardware Maintenance Manual

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Table 2. Numeric error codes (continued)
Symptom or error
FRU or action, in sequence
02F7
Fail-safe timer NMI failed
1.
DIMM.
2. System board.
1801
Attached docking station is not supported
Shut down the computer and remove it from the
docking station.
1802
Unauthorized network card is plugged in—Turn off and
remove the miniPCI network card.
1.
Remove Mini PCI network card.
2. System board.
1803
Unauthorized daughter card is plugged in—Turn off and
remove the daughter card.
1.
Remove the daughter card that you installed.
2. System board.
1804
Unauthorized WAN card is plugged in—Power off and
remove the WAN card.
1.
Remove the WAN card that you installed.
2. System board.
1805
Unauthorized Wireless USB card is plugged in—Power off
and remove the Wireless USB card.
1.
Remove the Wireless USB card that you installed.
2. System board.
1810
Hard disk partition layout error.
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.
1820
More than one external fingerprint reader is attached.
Power off and remove all but the reader that you set up
within your main operating system.
Remove all but the reader that you set up for the
authentication.
1830
Invalid memory configuration—Power off and install a
memory module to Slot-0 or the lower slot.
Install DIMM in Slot-0, but not in Slot-1.
Note:
For the construction of the DIMM slot, see “1040
DIMM” on page 69.
2000
Hard Drive Active Protection sensor diagnostics
failed.Press <Esc> to continue.Press <F1> to enter
SETUP
1. Undock docking station or port replicator if it is
attached to the ThinkPad Notebook.
2. Place the ThinkPad Notebook on a horizontal surface.
Do not apply any physical shock to the computer.
3. Run
Diagnostics
➙
ThinkPad Device
➙
HDD
Active Protection Test
.
48
Hardware Maintenance Manual