Lenovo ThinkPad E555 - Manual (Page 52)

Table 2. Numeric error codes (continued)
Symptom or error (beeps, if any) FRU or action, in sequence
2100
Detection error on HDD0 (Main HDD) 1. Reseat the hard disk drive.
2. Replace the main hard disk drive.
3. Replace the system board.
2101
Detection error on HDD1 (Ultrabay HDD) 1. Reseat the hard disk drive.
2. Replace the Ultrabay ® hard disk drive.
3. Replace the system board.
2102
Detection error on HDD2 (Mini SATA) 1. Reseat the Mini SATA device.
2. Replace the mini SATA device.
3. Replace the system board.
2110
Read error on HDD0 (Main HDD) 1. Reseat the hard disk drive.
2. Replace the main hard disk drive.
3. Replace the system board.
2111
Read error on HDD1 (Ultrabay HDD) 1. Reseat the hard disk drive.
2. Replace the Ultrabay hard disk drive.
3. Replace the system board.
2112
Read error on HDD2 (Mini SATA) 1. Reseat the Mini SATA device.
2. Replace the mini SATA device.
3. Replace the system board.
2200
Machine Type and Serial Number are invalid. Replace the system board.
2201
Machine UUID is invalid Replace the 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. Replace the fan.
2. Apply thermal grease.
3. Replace the system board.
Thermal sensing error. Replace the system board.
The battery installed is not supported by this system and
will not charge.
Please replace the battery with the correct Lenovo battery
for this system.
Press the ESC key to continue. Replace the battery.
This system does not support batteries that are not
genuine Lenovo-made or authorized. The system will
continue to boot, but may not charge unauthorized
batteries.
Attention: Lenovo has no responsibility for the
performance or safety of unauthorized batteries, and
provides no warranties for failures or damage arising out
of their use.
Replace the battery.
46 Hardware Maintenance Manual