Lenovo ThinkPad T61 Hardware Maintenance Manual page 46

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ThinkPad T61, R61, and R61i (14.1-inch widescreen) Hardware Maintenance Manual
Table 1. Numeric error codes (continued)
Symptom or error
1804
Unauthorized WAN card is plugged
in—Power off and remove the WAN card.
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.
2000
Hard Drive Active Protection sensor
diagnostics failed.Press <Esc> to
continue.Press <F1> to enter SETUP
2010
Warning: Your internal hard disk drive
(HDD) may not function correctly on this
system. Ensure that your HDD is supported
on this system and that the latest HDD
firmware is installed.
2100
Initialization error on HDD0 (Main hard
disk drive)
2102
Initialization error on HDD1 (Ultrabay hard
disk drive)
2110
Read error on HDD0 (Main hard disk drive)
2112
Read error on HDD1 (Ultrabay hard disk
drive)
FRU or action, in sequence
1. Remove the WAN card that you
installed.
2. System board.
Remove all but the reader that you set up
for the authentication.
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.
Inform the following information to the
customer:If in the primary bay the customer
is using a non-IBM or non-Lenovo hard disk
drive (HDD), or an old generation IBM
HDD which is not supported by this system,
with the risk in mind, the customer can still
use it by pressing ESC. If in the primary
drive bay the customer is using a supported
IBM/Lenovo HDD with an old firmware,
the customer needs to update its firmware to
the latest. The latest version is available at
http://www.lenovo.com/support
1. Reseat the hard disk drive.
2. Main hard disk drive.
3. System board.
1. Reseat the hard disk drive.
2. Ultrabay hard disk drive.
3. System board.
1. Reseat the hard disk drive.
2. Main hard disk drive.
3. System board.
1. Reseat the hard disk drive.
2. Ultrabay hard disk drive.
3. System board.