Lenovo 1706B8U Hardware Maintenance Manual page 56

Symptom-to-FRU index
50
®
ThinkPad X60, X60s, X61, and X61s
Symptom or error
1805
Unauthorized Wireless USB card is plugged
in—Power off and remove the Wireless USB
card.
1810
Hard disk partition layout error.
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.
1830
Invalid memory configuration—Power off
and install a memory module to Slot-0 or
the lower slot.
2000
Hard Drive Active Protection sensor
diagnostics failed.
Press <Esc> to continue.
Press <F1> to enter SETUP
FRU or action, in sequence
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.
Remove all but the reader that you set up
for the authentication.
Install DIMM in Slot-0, but not in Slot-1.
Note: For the construction of the DIMM
slot, see"1040 DIMM" on page 64.
1. Undock docking station or port
replicator if it is attached to the
ThinkPad computer, and place the
computer on a horizontal surface. Do not
apply any physical shock to the
computer.
2. Run Diagnostics --> ThinkPad Devices
--> HDD Active Protection Test.