Dell POWEREDGE 4300, Installation And Troubleshooting Manual

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Checking the Equipment 6-1
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This chapter provides troubleshooting procedures for equipment that connects
directly to the input/output (I/O) panel of the computer, such as the monitor, keyboard,
mouse, or printer. Before performing any of the procedures in this chapter, see
“Checking Connections and Switches” in Chapter 2. Then perform the troubleshoot-
ing procedures for the equipment that is malfunctioning.
NOTE: When you see the question “Is the problem resolved?” in a troubleshooting
procedure, perform the operation that caused the problem.
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Troubleshooting video problems involves determining which of the following is the
source of the problem:
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Monitor and monitor interface cable
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Video memory
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Video logic of the computer or a video expansion card
If information on the monitor screen is displayed incorrectly or not at all, complete the
following steps to solve the problem:
1. Turn on the system, including any attached peripherals.
2. Adjust the switches and controls including the horizontal and vertical position and
size, as specified in the monitor’s documentation, to correct the video image.
Is the problem resolved?
Yes. You have fixed the problem.
No.
Go to step 3.