Lenovo System x3850 X6 Installation And Service Manual page 660

Complete the following steps until the problem is solved:
1. Check the IMM event log for any fan or cooling related issues.
2. Make sure that the airflow at the front and rear of the server is not obstructed and that fillers are
in place and correctly installed.
3. Make sure that the room temperature is within operating specifications.
4. Make sure that the microprocessor 4 heat sink is securely installed.
5. (Trained service technician only) Make sure that the microprocessor 4 heat sink is installed
correctly and the thermal material is correctly applied.
6. (Trained service technician only) Replace microprocessor 4.
Related links
– Server features and specifications
– Removing a microprocessor and heat sink
– Replacing a microprocessor and heat sink
– Thermal grease
• 80070301-2c01ffff : Sensor [SensorElementName] has transitioned to non-recoverable from a less
severe state.
The ML2 card has reported a non-recoverable Over temperature condition.
May also be shown as 800703012c01ffff or 0x800703012c01ffff
Severity
Error
Serviceable
Yes
Automatically notify support
No
Alert Category
Critical - Temperature
SNMP Trap ID
0
CIM Information
Prefix: PLAT ID: 0522
User Response
Complete the following steps until the problem is solved:
1. Check the IMM event log for any fan or cooling related issues.
2. Make sure that the room temperature is within operating specifications.
3. Make sure that the airflow at the front and rear of the server is not obstructed and that fillers are
in place and correctly installed.
4. Make sure that all baffles included with the system are installed.
5. Check the heatsink on the ML2 card to ensure that it is free of particulates and dust which would
reduce cooling efficiency.
6. Remove the heatsink on the ML2 card, check to make sure there is good contact between the
heatsink and chip, and then reinstall the heatsink.
Related links
– Server features and specifications
– Removing an ML2 (Ethernet) adapter
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System x3850 X6 and x3950 X6 Installation and Service Guide