IBM System x3400 Type 7973, Problem Determination And Service Manual

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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 x3400 Types 7973, 7974, 7975 and 7976,” on page 87 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
Failure reading an I2C device, possible bus
failure
1. Reseat the following components:
a. AC power cords
b. Hot-swap power supplies (if any are installed)
c. (Trained service technician only) Power-supply cables on
the system board
2. (Trained service technician only) Replace the system board.
Fan x Failure
1. Make sure that fan x is not obstructed.
2. Reseat the fan x cable.
3. Replace fan x .
Fan x Outside Recommended Speed
1. Make sure that fan x is not obstructed.
2. Reseat the fan x cable.
3. Replace fan x .
Flash of x by y via z was successful... w Information only.
Flash of x via z failed for user z...z Information only.
Flash succeeded for x (address: y ) Information only.
Hard Drive x Fault
1. Run the diagnostics programs.
2. Replace hard disk drive x .
3. Replace the following component, depending on the server
model:
v Hot-swap models: SAS/SATA backplane
v
Simple-swap: Hard disk drive x cable
Hard drive x removal detected. Reseat hard disk drive x .
Internal Error CPU Fault Information only. If the message remains:
1. (Trained service technician only) Reseat the microprocessor.
2. (Trained service technician only) Replace the microprocessor.
Invalid userid or password received. Userid is w ,
x , y , z
Information only.
LAN: Command Mode tamper triggered.
Possible break in attempt
Information only.
LAN: Telnet tamper triggered. Possible break in
attempt
Information only.
LAN: Web Server tamper delay triggered.
Possible break-in attempt
Information only.
LAN: Ethernet interface is no longer active Information only.
LAN: Ethernet interface is now active Information only.
No ISMP Gateway defined for the interconnect
network. RSA x is Assuming the Gateway
Information only.
OS Watchdog response disabled by x Information only.
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System x3400 Types 7973, 7974, 7975, and 7976: Problem Determination and Service Guide