Method 2. Testing L3 Cache Modules For A Short Circuit - IBM pSeries 690 Service Manual

Method 2. 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 capacitor book (part number 44P2471) 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 883.
876 Eserver pSeries 690 Service Guide