IBM 265 Service Manual page 79

Step 1540-4
No failure was detected with this configuration.
1. Turn off the power and remove the power cords.
2. Reinstall the second processor card.
3. Plug in the power cords and wait for the OK on the operator panel display.
4. Turn on the power.
Does the system stop with code E1F2, E1F3, STBY or 4BA00830 displayed on the
operator panel?
NO
YES
Step 1540-5
No failure was detected with this configuration.
1. Turn off the power and remove the power cords.
2. Install a pair of memory DIMMs.
Note: Ensure that the new memory DIMMs are the same size and speed as the
3. Plug in the power cords and wait for the OK on the operator panel display.
4. Turn on the power.
Does the system stop with code E1F2, E1F3, STBY or 4BA00830 displayed on the
operator panel?
NO
YES
One of the FRUs remaining in the system unit is defective.
In the following order, exchange the FRUs that have not been exchanged:
1. Processor card (last one installed)
2. System board (see notes on page 31)
Repeat this step until the FRU is identified or all the FRUs have been
exchanged.
If the symptom did not change and all the FRUs have been exchanged, call
your service support person for assistance.
If the symptom changed, check for loose cards and obvious problems. If you
do not find a problem, return to "Step 1540-1" on page 60 and follow the
instructions for the new symptom.
Go to "Step 1540-5".
original memory DIMMs.
Go to "Step 1540-6" on page 64.
Repeat this step until all the memory DIMMs are installed and tested.
Go to "Step 1540-9" on page 66.
Chapter 3. Maintenance Analysis Procedures (MAPs)
63