Lenovo ThinkServer TD200x Hardware Maintenance Manual page 52

• Follow the suggested actions in the order in which they are listed in the Action column until the problem is
solved.
• See Parts Listing, TD200x Machine Types 3719, 3821, 3822, and 3823 to determine which components are
customer replaceable units (CRU) and which components are field replaceable units (FRU).
• If an action step is preceded by "(Trained service technician only)," that step must be performed only by
a trained service technician.
Redundancy Cooling Zone 1 has
been reduced.
Redundancy Cooling Zone 2 has
been reduced.
Redundancy Cooling Zone 3 has
been reduced.
Sensor RAID Error has transitioned to
critical from a less severe state.
The Drive n Status has been removed
from unit Drive 0 Status.(n = hard disk
drive number)
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ThinkServer TD200x Hardware Maintenance Manual
Error Redundancy has been lost
and is insufficient to continue
operation.
Error Redundancy has been lost
and is insufficient to continue
operation.
Error Redundancy has been lost
and is insufficient to continue
operation.
Error A sensor has changed to
Critical state from a less
severe state.
Error A drive has been removed.
1. Make sure that the connector
on fan 1 and fan 4 (if installed)
is not damaged.
2. Make sure that the fan
connectors on the system
board are not damaged.
3. Make sure that the fan cage
is correctly installed.
4. Reseat the fan.
5. Replace the fan.
1. Make sure that the connector
on fan 2 and fan 5 (if installed)
is not damaged.
2. Make sure that the fan
connectors on the system
board are not damaged.
3. Make sure that the fan cage
is correctly installed.
4. Reseat the fan.
5. Replace the fan.
1. Make sure that the connector
on fan 3 and fan 6 (if installed)
is not damaged.
2. Make sure that the fan
connectors on the system
board are not damaged.
3. Make sure that the fan cage
is correctly installed.
4. Reseat the fan.
5. Replace the fan.
1. Check the hard disk drive
LEDs.
2. Reseat the hard disk drive for
which the status LED is lit.
3. Replace the defective hard
disk drive.
Reseat hard disk drive n.(n = hard
disk drive number)