
A numeric error is displayed for each error detected in POST or system operation. In the displays,
n
can
be any number.
If no numeric code is displayed, check the narrative descriptions of symptoms. If the symptom is not
described there, go to “Intermittent problems” on page 41.
Note:
For a device not supported by diagnostic codes in the ThinkPad Notebooks, see the manual for
that device.
Numeric error codes
Table 2. Numeric error codes
Symptom or error (beeps, if any)
FRU or action, in sequence
0187
EAIA data access error-The access to EEPROM is failed.
(two short beeps)
System board.
0189
Invalid RFID configuration information area—The
EEPROM checksum is not correct.
(two short beeps)
System board.
0190
Critical low-battery error
(two short beeps)
1.
Charge the battery pack.
2. Battery pack.
0191
System Security—Invalid Remote Change requested.
1.
Run ThinkPad Setup, and then save current
setting by pressing F10.
2. System board.
0251
System CMOS checksum bad— Default configuration
used.
(two short beeps)
1.
Charge the backup battery for more than 8 hours
by connecting the ac power adapter.
2. Replace the backup battery and run ThinkPad Setup
to reset the time and date.
0271
Date and time error—Neither the date nor the time is set
in the computer.
(two short beeps)
Run ThinkPad Setup to reset the time and date.
1802
Unauthorized network card is plugged in—Turn off and
remove the miniPCI network card.
(two short beeps)
1.
Remove the Mini PCI network card.
2. System board.
Error messages
Table 3. Error messages
Symptom or error (beeps, if any)
FRU or action, in sequence
Fan error.
(four short beeps, one long beep)
1.
Fan
.
2. Thermal grease.
3. System board.
40
Hardware Maintenance Manual
Содержание 440128U
Страница 1: ...Hardware Maintenance Manual ThinkPad Edge E420s ...
Страница 6: ...iv Hardware Maintenance Manual ...
Страница 11: ...DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information 5 ...
Страница 12: ...DANGER 6 Hardware Maintenance Manual ...
Страница 13: ...PERIGO PERIGO PERIGO Chapter 1 Safety information 7 ...
Страница 14: ...PERIGO PERIGO PERIGO PERIGO PERIGO DANGER 8 Hardware Maintenance Manual ...
Страница 15: ...DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information 9 ...
Страница 16: ...DANGER DANGER VORSICHT VORSICHT VORSICHT 10 Hardware Maintenance Manual ...
Страница 17: ...VORSICHT VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1 Safety information 11 ...
Страница 18: ...12 Hardware Maintenance Manual ...
Страница 19: ...Chapter 1 Safety information 13 ...
Страница 20: ...14 Hardware Maintenance Manual ...
Страница 21: ...Chapter 1 Safety information 15 ...
Страница 22: ...16 Hardware Maintenance Manual ...
Страница 24: ...18 Hardware Maintenance Manual ...
Страница 25: ...Chapter 1 Safety information 19 ...
Страница 26: ...20 Hardware Maintenance Manual ...
Страница 27: ...Chapter 1 Safety information 21 ...
Страница 28: ...22 Hardware Maintenance Manual ...
Страница 32: ...26 Hardware Maintenance Manual ...
Страница 56: ...50 Hardware Maintenance Manual ...
Страница 63: ...Table 12 Removal steps of keyboard continued 3 3 4 8 7 5 6 Chapter 8 Removing and replacing a FRU 57 ...
Страница 81: ...Table 30 Removal steps of LCD unit continued 3 4 4 4 4 Chapter 8 Removing and replacing a FRU 75 ...
Страница 90: ...Overall 1 2 4 5 7 9 13 18 14 15 19 8 12 11 17 16 10 6 3 84 Hardware Maintenance Manual ...