Step 11

(from Steps 7, 8, and 10)

1.Set the power switch on the system unit to Off.

2.Remove one memory card at a time from the system planar. Refer to the ªMemory Cardº removal procedure on page 3-37.

3.Be sure the power has been off at least 15 seconds.

4.Set the power switch on the system unit to On. Wait 10 seconds before answering the following question.

Did the power-on light come on and stay on?

NO

Repeat this step until the defective memory card is identified or all the

 

memory cards have been removed.

 

If all the memory cards have been removed, go to Step 12.

YES

The last memory card that you removed is defective. Exchange the

 

memory card. Go to ªMap 0410: Repair Checkoutº in theDiagnostic

 

Information For Micro Channel Bus Systems.

Step 12

(from Step 11)

1.Set the power switch on the system unit to Off.

2.Remove the CPU card from the system planar.

3.Set the power switch on the system unit to On. Wait 10 seconds before answering the following question.

Did the power-on light come on and stay on?

NO

Go to Step 13.

YES

Exchange the CPU card. Go to ªMap 0410: Repair Checkoutº in the

 

Diagnostic Information For Micro Channel Bus Systems.

Maintenance Analysis Procedures (MAPs) 2-1520-7

Page 37
Image 37
IBM 7012 manual Memory cards have been removed