Lenovo ThinkPad X200 Hardware Maintenance Manual - Page 50

Beep symptoms, Table 3. Error messages continued, Table 4. Beep symptoms - fan error

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Table 3. Error messages (continued) Symptom or error Failing bits: nnnn. Invalid system configuration data. I/O device IRQ conflict. Hibernation error. Fan error. Thermal sensing error. Cannot boot from any device. FRU or action, in sequence 1. DIMM. 2. System board. 1. DIMM. 2. System board. 1. Load "Setup Defaults" in the BIOS Setup Utility. 2. Backup battery. 3. System board. 1. Restore the system configuration to what it was before the computer entered hibernation mode. 2. If memory size has been changed, re-create the hibernation file. 1. Fan. 2. Thermal grease. 3. System board. System board. Check the status of device which you want to boot from. Device not found. 1. The device you want to boot from. 2. System board. Device Error. 1. The device you want to boot from. 2. System board. No valid operating system. 1. Check that the operating system has no failure and is installed correctly. 2. Reinstall the operation system. Excluded from boot order. • Enter the BIOS Setup Utility and add the device in boot order. Beep symptoms Table 4. Beep symptoms Symptom or error One beep and a blank, unreadable, or flashing LCD. FRU or action, in sequence 1. Reseat the LCD connector. 2. LCD assembly. 3. External CRT. 4. System board. One long and two short beeps, and a blank or unreadable LCD. 1. System board. 2. LCD assembly. 3. DIMM. Two short beeps with error codes. POST error. See "Numeric error codes" on page 39. 44 Hardware Maintenance Manual

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Table 3. Error messages (continued)
Symptom or error
FRU or action, in sequence
Failing bits: nnnn.
1.
DIMM
.
2. System board.
Invalid system configuration data.
1.
DIMM
.
2. System board.
I/O device IRQ conflict.
1.
Load “Setup Defaults” in the BIOS Setup Utility
.
2. Backup battery.
3. System board.
Hibernation error.
1.
Restore the system configuration to what it was
before the computer entered hibernation mode
.
2. If memory size has been changed, re-create the
hibernation file.
Fan error.
1.
Fan
.
2. Thermal grease.
3. System board.
Thermal sensing error.
System board
.
Cannot boot from any device.
Check the status of device which you want to boot
from.
Device not found.
1. The device you want to boot from.
2. System board.
Device Error.
1. The device you want to boot from.
2. System board.
No valid operating system.
1. Check that the operating system has no failure and is
installed correctly.
2. Reinstall the operation system.
Excluded from boot order.
•
Enter the BIOS Setup Utility and add the device in boot
order.
Beep symptoms
Table 4. Beep symptoms
Symptom or error
FRU or action, in sequence
One beep and a blank, unreadable, or flashing LCD.
1.
Reseat the LCD connector
.
2. LCD assembly.
3. External CRT.
4. System board.
One long and two short beeps, and a blank or unreadable
LCD.
1.
System board
.
2. LCD assembly.
3. DIMM.
Two short beeps with error codes.
POST error. See “Numeric error codes” on page 39.
44
Hardware Maintenance Manual