IBM System x3755 Problem Determination And Service Manual page 183

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 x3755 Type 8877 and 7163," on page 25 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.
BMC log message
CPU 1 status
Assertion 07 (Processor
presence detected) or 0A
(Processor automatically
throttled)
CPU 1 status
Assertion 08 (Processor
disabled)
CPU 2 status
Assertion 01 (Thermal
trip)
CPU 2 status
Assertion 05
(Configuration error)
CPU 2 status
Assertion 07 (Processor
presence detected) or 0A
(Processor automatically
throttled)
CPU 2 status
Assertion 08 (Processor
disabled)
Sensor Sensor
number type Action
90 07 Information only
90 07
1. Check the DIMM error LEDs on the microprocessor/memory
2. Reseat the microprocessor/memory card. See "Removing a
3. Reseat the microprocessor and heat sink.
4. Replace the microprocessor/memory card. See "Removing a
91 07 Information only; if the message remains:
1. Make sure that the fans have good airflow and are not
2. Reseat the microprocessor and heat sink.
3. Replace the microprocessor/memory card. See "Removing a
91 07 Make sure that the microprocessor/memory card is installed
correctly. See "Removing a microprocessor/memory card" on page
51 and "Replacing a microprocessor/memory card" on page 51.
91 07 Information only
91 07
1. Check the DIMM error LEDs on the microprocessor/memory
2. Reseat the microprocessor/memory card. See "Removing a
3. Reseat the microprocessor and heat sink.
4. Replace the microprocessor/memory card. See "Removing a
card.
microprocessor/memory card" on page 51 and "Replacing a
microprocessor/memory card" on page 51.
microprocessor/memory card" on page 51 and "Replacing a
microprocessor/memory card" on page 51.
obstructed.
microprocessor/memory card" on page 51 and "Replacing a
microprocessor/memory card" on page 51.
card.
microprocessor/memory card" on page 51 and "Replacing a
microprocessor/memory card" on page 51.
microprocessor/memory card" on page 51 and "Replacing a
microprocessor/memory card" on page 51.
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Chapter 5. Diagnostics