Step 1240-3; Step 1240-4; Step 1240-5 - IBM RS/6000 44P 270 Service Manual

Step 1240-3

1. Turn off the power.
2. Remove the memory card from slot J2.
3. Install the memory card that was removed from slot J3 in its original location.
4. Turn on the power.
Does the system stop with a memory checkpoint displayed on the operator
panel?
NO
YES

Step 1240-4

1. Turn off the power.
2. Remove the memory card from slot J2.
3. Install the memory module that was removed from slot J3 in its original location.
4. Turn on the power.
Does the system stop with a memory checkpoint displayed on the operator
panel?
NO
YES

Step 1240-5

1. Turn off the power.
2. Install the memory card that was removed from slot J2 in its original location.
3. Turn on the power.
Does the system stop with a memory checkpoint displayed on the operator
panel?
NO
YES
Tag the memory card you removed from slot J2 as "suspect bad" and go to
"Step 1240-7" on page 42.
Go to "Step 1240-6" on page 42.
Go to "Step 1240-5".
Tag the memory module in slot J3 "suspect bad" and go to "Step 1240-7" on
page 42.
Reseating the memory card has corrected the problem.
Go to "Map 0410: Repair Checkout" in the RS/6000 and Eserver pSeries
Diagnostics Information for Multiple Bus Systems.
Go to "Step 1240-6" on page 42.
Chapter 3. Maintenance Analysis Procedures
41