Symptom or error FRU or action, in sequence
0190
Critical low battery error.
1. Charge the battery pack.
2. Battery pack.
0193
RF antenna has been removed.
Enter the supervisor
password.
0194
The computer has been carried
through a security gate.
Enter the supervisor
password.
0195
Security hardware tamper
detected.
1. Enter IBM BIOS Setup
Utility by entering
supervisor password, and
select Password --> IBM
Security Chip --> Clear
IBM Security Chip to clear
this error.
2. Security Chip.
3. System board.
0196
Security hardware removed.
1. Enter IBM BIOS Setup
Utility by entering
supervisor password, and
select “Password” -->
“IBM Security Chip” -->
“Clear IBM Security Chip”
to clear this error.
2. Security Chip.
3. System board.
0197
Invalid Remote change
requested.
The remote configuration for
the security chip has failed.
Confirm the operation and try
again.
01C9
More than one Ethernet devices
are found — Remove one of
them. Press <Esc> to continue.
1. Remove either a Mini PCI
Ethernet card or an
Ethernet daughter card,
otherwise press Esc key
to ignore the warning
message.
2. System board.
0200
Hard disk error — The hard
disk is not working.
1. Reseat the hard-disk
drive.
2. Load Setup Defaults in IBM
BIOS Setup Utility.
3. Hard-disk drive.
4. System board.
021x
Stuck key — Keyboard error.
Run interactive tests of the
keyboard and the auxiliary
input device.
0220
Monitor type error — Monitor
type does not match the one
specified in CMOS.
Load Setup Defaults in IBM
BIOS Setup Utility.
(continued)
Symptom-to-FRU index
48 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
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