Error Messages; Beep Symptoms; No-Beep Symptoms - Lenovo ThinkPad X240s Maintenance Manual

Table 2. Numeric error codes (continued)
Symptom or error
2100
Detection error on HDD0 (Main HDD)
2102
Detection error on HDD2 (M.2)
2110
Read error on HDD0 (Main HDD)
2112
Read error on HDD2 (M.2)
2200
Machine Type and Serial Number are invalid.
2201
Machine UUID is invalid

Error messages

Table 3. Error messages
Symptom or error
Fan error.
Thermal sensing error.

Beep symptoms

Table 4. Beep symptoms
Symptom or error
Four cycles of four short beeps
One short beep, pause, three short beeps, pause, three
more short beeps, pause, and one short beep
Five short beeps
One long beep and two short beeps

No-beep symptoms

Table 5. No-beep symptoms
Symptom or error
No beep, system status indicator on, LCD blank, and no
POST.
No beep, system status indicator on, and LCD blank
during POST.
FRU or action, in sequence
1. Reseat the hard disk drive.
2. Replace the main hard disk drive.
3. Replace the system board.
1. Reseat the M.2 device..
2. Replace the M.2 device..
3. Replace the system board.
1. Reseat the hard disk drive.
2. Replace the main hard disk drive.
3. Replace the system board.
1. Reseat the M.2 device..
2. Replace the M.2 device..
3. Replace the system board.
Replace the system board.
Replace the system board.
FRU or action, in sequence
1. Replace the fan.
2. Apply thermal grease.
3. Replace the system board.
Replace the system board.
FRU or action, in sequence
Replace the system board.
1. Replace the memory module.
2. Replace the system board.
Replace the system board.
Replace the system board.
FRU or action, in sequence
1. Ensure that every connector is connected tightly
and correctly.
2. Reseat memory module.
3. Replace the system board.
1. Reseat memory module.
2. Replace the system board.
Chapter 4
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Related service information
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