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IBM System x3850 User Manual

IBM System x3850
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Microprocessor problems
v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See the parts listing in the Problem Determination and Service Guide 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 ā€œ(Trained service technician only),ā€ that step must be performed only by a
trained service technician.
Symptom Action
The server emits a continuous
tone during POST.
(Trained service technician only) The startup (boot) microprocessor is not working
correctly. Make sure that the startup microprocessor is seated correctly in socket 1.
If the startup microprocessor must be replaced, call for service.
Monitor problems
Some IBM monitors have their own self-tests. If you suspect a problem with your
monitor, see the information that comes with the monitor for instructions for testing
and adjusting the monitor. If you cannot diagnose the problem, call for service.
v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See the parts listing in the Problem Determination and Service Guide 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 ā€œ(Trained service technician only),ā€ that step must be performed only by a
trained service technician.
Symptom Action
The screen is blank. Make sure that:
v The server power cord is connected to the server and a working electrical outlet.
v The monitor cables are connected correctly.
v The monitor is turned on and the brightness and contrast controls are adjusted
correctly.
Important:
In some memory configurations, the 3-3-3 beep code might sound
during POST, followed by a blank monitor screen. If this occurs and the Boot Fail
Count feature in the Start Options of the Configuration/Setup Utility program is
enabled (its default setting), you must restart the server three times to force the
BIOS to reset the configuration settings to the default configuration (the memory
connector or bank of connectors enabled).
If the problem remains, call for service.
Only the cursor appears. Call for service.
The monitor works when you
turn on the server, but the
screen goes blank when you
start some application
programs.
Make sure that:
v The monitor cable is connected.
v You have installed the necessary device drivers for the application programs.
If
the problem remains, call for service.
56 IBM System x3850 Type 8864: Installation Guide

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IBM System x3850 Specifications

General IconGeneral
BrandIBM
ModelSystem x3850
CategoryServer
LanguageEnglish

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