Specifications

3. Connect the system unit power cable to the wall outlet and wait for OK on the
operator panel display.
4. Turn on the power.
5. Wait for the operator panel to stabilize at a checkpoint.
Note: Checkpoints E1F2 and E1F3 are stable as soon as they appear. Other
checkpoints may take up to 3 minutes to ensure stability, depending on
system configuration.
Does the operator panel stabilize with code E1F2, E1F3, E1F7 or 20EE000B?
NO Go to “Step 1540-5”.
YES Repeat this step until all the memory DIMMs are installed and tested.
Go to “Step 1540-8” on page 58.
Step 1540-5
One of the FRUs remaining in the system unit is defective.
1. Turn off the power and unplug the system unit power cable from the wall outlet.
2. Exchange the FRUs in the following order:
v Last pair of memory DIMMs installed (one DIMM at a time)
v Processor card
v System board (see note 3 on page 37)
3. Connect the system unit power cable to the wall outlet and wait for OK on the
operator panel display.
4. Turn on the power.
5. Wait for the operator panel to stabilize at a checkpoint.
Note: Checkpoints E1F2 and E1F3 are stable as soon as they appear. Other
checkpoints may take up to 3 minutes to ensure stability, depending on
system configuration.
Does the operator panel stabilize with code E1F2, E1F3, E1F7 or 20EE000B?
NO Reinstall the original FRU.
Repeat this step until the defective 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 has changed, check for loose cards, cables, and obvious
problems. If you do not find a problem, return to “Step 1540-1” on page 53,
and follow the instructions for the new symptom.
YES Go to ″MAP 410: Repair Checkout″ in
Diagnostic Information for Multiple Bus
Systems
.
56 Service Guide