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Table 1. Numeric error codes (continued)
Symptom or error FRU or action, in sequence
0187
EAIA data access error—The access to
EEPROM is failed.
System board.
0188
Invalid RFID Serialization Information Area.
System board.
0189
Invalid RFID configuration information
area—The EEPROM checksum is not correct.
System board.
0190
Critical low-battery error
1. Charge the battery pack.
2. Battery pack.
0191
System Security—Invalid Remote Change
requested.
1. Run BIOS Setup Utility, and then save
current setting by pressing F10.
2. System board.
0192
System Security— Embedded Security
hardware tamper detected.
System board.
0199
System Security— Security password retry
count exceeded.
1. Run BIOS Setup Utility, and then save
the current setting by pressing F10.
2. System board.
01C8
Two or more modem devices are found.
Remove all but one of them. Press <Esc> to
continue.
1. Remove either a Mini-PCI Card or a
modem daughter card. Otherwise, press
Esc to ignore the warning message.
2. System board.
01C9
More than one Ethernet devices are found.
Remove one of them. Press <Esc> to
continue.
1. Remove the Ethernet device that you
installed; or press Esc to ignore the
warning message.
2. System board.
01CA
More than one Wireless LAN devices are
found. Remove one of them.
1. Remove the wireless LAN device that
you installed.
2. System board.
0200
Hard disk error—The hard disk is not
working.
1. Reseat the hard disk drive.
2. Load Setup Defaults in BIOS Setup
Utility.
3. Hard disk drive.
4. System board.
021x
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 BIOS Setup Utility.
0230
Shadow
RAM error—Shadow RAM fails at
offset nnnn.
System board.
0231
System RAM error—System RAM fails at
offset nnnn.
1. DIMM.
2. System board.
0232
Extended RAM error— Extended RAM fails
at offset nnnn.
1. DIMM.
2. System board.
40 ThinkPad T400 and R400Hardware Maintenance Manual