Symptom / Error FRU / Action in Sequence
110
(Planar parity.) 1. The computer is
attached to the
expansion unit.,
2. Systemboard
111
(I/O parity.) 1. Expansion Unit or
Port Replicator
2. Systemboard
158
(The hard-disk password
was not set even though the
supervisor password is set.)
Set hard-disk passwords
for both the hard disk
drive in the HDD bay and
the one in the UltraBay.
159
(HDP is not set the same as
the supervisor password.)
Set hard-disk passwords
for the both hard disk
drive in the HDD bay and
the one in the UltraBay.
161
(Dead battery.) 1. Go to “Checking the
Backup Battery
(Nonrechargeable)”
on page 536.
2. Backupbattery
3. Systemboard
163
(Time and date were not
set.)
1. Set time and date.
2. Systemboard
173
(Configuration data was
lost.)
1. Select OK in the error
screen; then set the
time and date.
2. Backupbattery
3. Systemboard
174
(Configuration error:
Perform“Checking the
Installed Devices List” on
page 564 before changing
any FRUs.)
1.Check device
configuration.
2. Hard disk drive
3. Systemboard
175, 177, 178
175: EEPROM CRC #1
error.
177: Supervisor password
check sum error.
178: EEPROM is not
functional.
System board
183
(An incorrect password was
entered at the supervisor
password prompt.)
Have the user examine
the password.
184
(POP check sum error.) Reset the POP (power-on
password) in Easy-Setup.
185
(The startup sequence is
not valid. Suspect that
power was off when the
startup sequence was being
updated.)
Reset the startup
sequence in Easy-Setup.
ThinkPad 770 (9548, 9549) 543