Error 0135: Fan Failure

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WARNING: There has been a recall on certain M90z and M70z all-in-one Lenovo systems due to a fire hazard.
Please visit CPSC for more information.
Glad this was documented on Lenovo’s site for the A70z (all-in-one) system.
They have other systems also and you can find them here:  http://support.lenovo.com/en_US/SupportSearchResults.page?searchText=fan+locations+based+on+POST+error+code
It specifies to review the HMM (Hardware Maintenance Manual) for the FRU to re-order.  The HMM can be found:  http://support.lenovo.com/en_US/guides-and-manuals/detail.page?LegacyDocID=TCTR-HMM
Fan locations based on POST error codes – ThinkCentre A70z

Symptom

A fan error occurs during POST but the user is unsure which of the three fan locations the error code references.

Affected configurations

The above symptom may occur on the following systems:

  • All ThinkCentre A70z

Additional Information:

Error Message
Fan # in BIOS
Physical Location
0135: CPU Fan fail Fan 1 Fan closest to CPU
0135: System Fan 1 fail Fan 2 Fan closest to HDD
0135: System Fan 2 fail Fan 3 Fan attached to planar cover
Solution

See the picture below for fan designations, System Board Fan – Fan2, CPUFan1, and SYSFAN1.
Refer to the HMM for correct FRU number and FRU replacement information.