Method 1. Testing L3 Cache Modules For A Short Circuit - IBM pSeries 670 Service Manual

Method 1. Testing L3 Cache Modules for a Short Circuit

Performing this test ensures that a short circuit was not created when an L3-cache module is installed.
Follow this procedure to install and use the MCM/L3 module short-circuit test tool (part number 44P0209)
and a multimeter during L3-cache module replacement.
Note: This procedure is to be performed by trained personnel only. Ensure the UEPO switch is in the Off
position before performing this procedure.
L3 Cache Shorts Test, Step 1:
Attention: Be sure to record the resistance readings taken during these tests so that you can refer to
them if needed.
* See "Shorts Test Qualified Service Meters and Fail Criteria" on page 837.
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Chapter 9. Removal and Replacement Procedures