v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See Chapter 3, “Parts listing, System x3500 Type 7977,” on page 41 to determine which components are
customer replaceable units (CRU) and which components are field replaceable units (FRU).
v If an action step is preceded by “(Trained service technician only),” that step must be performed only by a
trained service technician.
System-error log message Action
Power Supply %d Temperature Warning
1. Make sure that the power-supply fans have good airflow and
are not obstructed.
2. Make sure that the room temperature is within the
recommended range (see “Environment” in “Features and
specifications” on page 3).
3. Replace the power supply.
Power supply current exceeded max spec value
1. Install another power supply (if possible) and make sure that
the ac power cords are correctly connected.
2. Remove devices that consume an extraordinary amount of
power.
3. (Trained service technician only) Replace the power backplane.
Power Supply X 12V Over Current Fault
1. Reseat the following components:
a. Power supply
b. power-supply docking cable
2. Replace the following components:
a. Power supply
b. (Trained service technician only) System board
Power Supply X 12V Over Voltage Fault
1. Reseat the following components:
a. Power supply
b. power-supply docking cable
2. Replace the following components:
a. Power supply
b. (Trained service technician only) System board
Power Supply X 12V Under Voltage Fault
1. Reseat the following components:
a. Power supply
b. power-supply docking cable
2. Replace the following components:
a. Power supply
b. (Trained service technician only) System board
Power Supply X AC Power Removed
1. Connect the ac power cord to power supply X.
2. Replace power supply X.
Power Supply X Current Fault
1. Reseat the following components:
a. Power supply
b. power-supply docking cable
2. Replace the following components:
a. Power supply
b. (Trained service technician only) System board
Chapter 5. Diagnostics 157
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