Symptom / Error
FRU / Action in Sequence
10X
1. System board
101: Interrupt failure.
102: Timer failure.
103: Timer interrupt failure.
104: Protected mode failure.
105: Last 8042 command not accepted.
107: NMI test failure.
108: Timer bus test failure.
109: Low meg-chip select test.
110
1. Go to 'Memory Checkout'.
(System board parity.)
2. DIMM Adapter Card and DIMM
3. The computer is attached to the expansion unit.
4. System board
111
1. Go to 'Memory Checkout'.
(I/O parity.)
2. Expansion Unit/Port Replicator
3. System board
158
1. Set HDPs for both hard disk drives in the
(HDP was not set even though
HDD bay and the UltraBay.
the supervisor password is set.)
159
1. Set correct HDPs for both hard disk
(HDP is not set the same as
drives in the HDD bay and the UltraBay
the supervisor password.)
161
1. Go to 'Checking the Backup Battery'.
(Dead battery.)
2. Backup battery
3. System board
163
1. Reseat the keyboard connector on the video card.
(Time and date were not set.)
2. Set time and date.
3. System board
173
1. Reseat the keyboard connector on the video card.
(Configuration data was lost.)
2. Select OK in the error screen, then set the time and date.
3. Backup battery
4. System board
174
1. Check device configuration.
(Configuration error:
2. System board
Perform
3. Diskette drive assembly
'Checking the Installed Devices List'
4. Hard disk drive assembly
before changing any FRUs.)
175, 177, 178
1. System board
175: EEPROM CRC #1 error.
177: Supervisor password check sum error.
178: EEPROM is not functional.
183
1. Have the user examine the password.
(Incorrect password entered at
the supervisor password prompt.)
184
1. Reset the POP (power-on password) in Easy-Setup.
(POP check sum error.)
185
1. Reset the startup sequence in Easy-Setup.
(The startup sequence is not valid.
Suspect that power was off
when the startup sequence was
being updated.)
186
1. System board
188
1. Set the system identification using the
(EEPROM CRC #2 error.)
ThinkPad Hardware Maintenance Diskette Version 1.20.
190
1. Go to 'Checking the Battery Pack'.
(Depleted battery pack was installed
when the power was on.)
191XX
1. System board
(PM initialization error.)
2. CPU card
195
1. Check if the configuration was changed.
(The configuration read from the
For example, check if the disk drive is from another
hibernation area does not match
another computer.
the actual configuration.)
196
1. Run the hard disk drive test.
(Read error occurred in the
2. Hard disk drive
hibernation area of the HDD.)
1XX
1. System board
2XX
1. Go to 'Memory Checkout'.
201: Memory data error.
2. DIMM, or DIMM Adapter
202: Memory line error 00-15.
3. System board
203: Memory line error 16-23.
205: Memory test failure on on-board memory.
221: ROM to RAM remap error.
301, 303, 304, 305, 3XX
1. Go to 'Keyboard and Aux. Input Device Checkout'.
(301:Keyboard error.)
2. Keyboard
3. Video card
4. External numeric keypad
5. External keyboard
6. Keyboard/mouse cable
7. System board
601, 6XX
1. Go to 'Diskette Drive Test'.
(601: Diskette drive or controller error.)
2. Diskette drive assembly
3. Diskette
4. System board
602
1. Go to 'Diskette Drive Test'.
(Diskette read error.)
2. Diskette
3. Diskette drive assembly
604
1. Go to 'Diskette Drive Test'.
(Unacceptable ID was read
2. Diskette drive assembly
from the diskette drive.)
3. System board
11XX
1. Serial device
1101: Serial_A test failure.
2. Communication cable
3. System board
17XX
1. Hard disk drive
1701: Hard disk controller failure.
2. System board
1780, 1790: Hard disk 0 error.
1781, 1791: Hard disk 1 error.
24XX
1. System board
(2401: System board video error.)
2. Video card
808X
1. PCMCIA slot assembly
8081: PCMCIA presence test failure.
2. PCMCIA device
(PCMCIA revision number also checked.)
3. System board
8082: PCMCIA register test failure.
860X
1. External mouse
(Pointing device error when
2. External keyboard
TrackPoint III is disabled.)
3. System board
8601: System bus error.-8042 mouse I/F
8602: External mouse error.
8603: System bus error or mouse error.
861X
1. Reseat the keyboard connector on the video card.
(Pointing device error when
2. Reseat the keyboard TrackPoint III cable on the
TrackPoint III is enabled.)
keyboard card.
8611: System bus error-
See 'Keyboard Cable'.
-I/F between 8042 and IPDC.
3. Keyboard
8612: TrackPoint error.
4. External mouse
8613: System board or
5. Video card
TrackPoint error.
6. System board
I9990301 Hard disk error.
1. Check that the operating system is installed
I9990302 Invalid hard disk boot record.
in the HDD. Install the operating system
I9990305 No bootable device.
if it is not installed.
2. Reseat the boot device.
3. Check the startup sequence for the correct boot device.
4. Check that the operating system has no failure and is
installed correctly.
I9990303
1. System board
(Bank-2 flash ROM check sum error.)
Other codes not listed above
1. Go to 'Undetermined Problems'.
Please see the LEGAL - Trademark notice.
Feel free - send a for any BUG on this page found - Thank you.