Troubleshooting
If you do not find your problem here, refer to Access ThinkPad, your
on-board help system. Open Access ThinkPad by pressing the ThinkPad
button. The following section only describes problems that might prevent you
from accessing this help system.
Error messages
Notes:
1. In the charts, x can be any character.
2. The version of PC-Doctor referred to here is PC-Doctor for Windows.
Message Solution
0175: Bad CRC1, stop
POST task
The EEPROM checksum is not correct (block #6). Have the computer
serviced.
0187: EAIA data access
error
The access to EEPROM is failed. Have the computer serviced.
0188: Invalid RFID
serialization information
area or bad CRC2.
The EEPROM checksum is not correct (block # 0 and 1, or block # 6). The
system board should be replaced, and the box serial number needs to be
reinstalled. Have the computer serviced.
0189: Invalid RFID
configuration
information area
The EEPROM checksum is not correct (block # 4 and 5). The system board
should be replaced, and the UUID needs to be reinstalled. Have the
computer serviced.
0190: Critical low-battery
error
The computer turned off because the battery is low. Connect the ac adapter
to the computer and charge the battery, or replace the battery with a fully
charged one.
0197: Invalid Remote
change requested
The remote configuration for the Security Chip has failed. Confirm the
operation and try again.
01C8: More than one
modem devices are
found. Remove one of
them. Press <Esc> to
continue.
Remove either a Modem Mini-PCI Card or a Modem Daughter Card,
otherwise press Esc to ignore the warning message. If it does not solve this
problem, have the computer serviced.
01C9: More than one
Ethernet devices are
found. Remove one of
them. Press <Esc> to
continue.
Your ThinkPad computer has a built-in Ethernet feature, and you cannot
add another such feature by installing an Ethernet device such as a
Mini-PCI Ethernet Card or an Ethernet Daughter Card. If this error message
is displayed, remove the Ethernet device that you installed. Otherwise press
Esc to ignore the warning message. If this does not solve the problem, have
the computer serviced.
0200: Hard disk error The hard disk is not working. Make sure that the hard disk drive is attached
firmly. Run the BIOS Setup Utility; then make sure the hard disk drive is
not disabled in the Startup menu.
Solving computer problems
Chapter 2. Solving computer problems 11
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