IBM 436854u Service Guide - Page 242

System shutoff due to +3.3V over voltage, Reseat the following components

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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 x3200 M2 Types 4367 and 4368," on page 33 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 System shut off due to system board under temperature 1. Make sure that the fans have good airflow and are not obstructed. 2. (Trained service technician only) Replace the system board. System shutoff due to +12V over voltage 1. Reseat the following components: a. Hot-swap power supplies, if any are installed b. Power supply cables on the system board 2. (Trained service technician only) Replace the system board. System shutoff due to +12V under voltage 1. Reseat the following components: a. Hot-swap power supplies, if any are installed b. Power supply cables on the system board 2. (Trained service technician only) Replace the system board. System shutoff due to +2.5V over voltage 1. Reseat the following components: a. Hot-swap power supplies, if any are installed b. Power supply cables on the system board 2. (Trained service technician only) Replace the system board. System shutoff due to +2.5V under voltage 1. Reseat the following components: a. Hot-swap power supplies, if any are installed b. Power supply cables on the system board 2. (Trained service technician only) Replace the system board. System shutoff due to +3.3V over voltage 1. Reseat the following components: a. Hot-swap power supplies, if any are installed b. Power supply cables on the system board 2. (Trained service technician only) Replace the system board. System shutoff due to +3.3V under voltage 1. Reseat the following components: a. Hot-swap power supplies, if any are installed b. Power supply cables on the system board 2. (Trained service technician only) Replace the system board. System shutoff due to 1.5V CPU over voltage 1. Reseat the following components: a. Hot-swap power supplies, if any are installed b. Power supply cables on the system board 2. (Trained service technician only) Replace the system board. System shutoff due to 1.5V CPU under voltage 1. Reseat the following components: a. Hot-swap power supplies, if any are installed b. Power supply cables on the system board 2. (Trained service technician only) Replace the system board. 224 System x3200 M2 Types 4367 and 4368: Problem Determination and Service Guide

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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 x3200 M2 Types 4367 and 4368,” on page 33 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
System shut off due to system board under
temperature
1.
Make sure that the fans have good airflow and are not
obstructed.
2.
(Trained service technician only) Replace the system board.
System shutoff due to +12V over voltage
1.
Reseat the following components:
a.
Hot-swap power supplies, if any are installed
b.
Power supply cables on the system board
2.
(Trained service technician only) Replace the system board.
System shutoff due to +12V under voltage
1.
Reseat the following components:
a.
Hot-swap power supplies, if any are installed
b.
Power supply cables on the system board
2.
(Trained service technician only) Replace the system board.
System shutoff due to +2.5V over voltage
1.
Reseat the following components:
a.
Hot-swap power supplies, if any are installed
b.
Power supply cables on the system board
2.
(Trained service technician only) Replace the system board.
System shutoff due to +2.5V under voltage
1.
Reseat the following components:
a.
Hot-swap power supplies, if any are installed
b.
Power supply cables on the system board
2.
(Trained service technician only) Replace the system board.
System shutoff due to +3.3V over voltage
1.
Reseat the following components:
a.
Hot-swap power supplies, if any are installed
b.
Power supply cables on the system board
2.
(Trained service technician only) Replace the system board.
System shutoff due to +3.3V under voltage
1.
Reseat the following components:
a.
Hot-swap power supplies, if any are installed
b.
Power supply cables on the system board
2.
(Trained service technician only) Replace the system board.
System shutoff due to 1.5V CPU over voltage
1.
Reseat the following components:
a.
Hot-swap power supplies, if any are installed
b.
Power supply cables on the system board
2.
(Trained service technician only) Replace the system board.
System shutoff due to 1.5V CPU under voltage
1.
Reseat the following components:
a.
Hot-swap power supplies, if any are installed
b.
Power supply cables on the system board
2.
(Trained service technician only) Replace the system board.
224
System x3200 M2 Types 4367 and 4368: Problem Determination and Service Guide