Troubleshooting Checklist - HP Z210 Maintenance And Service Manual

Troubleshooting checklist

Before running diagnostic utilities, use the following checklist to find possible solutions for computer or
software problems.
Is the computer and monitor connected to a working electrical outlet?
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Is the computer powered on?
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Is the blue power light illuminated?
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Is the monitor on?
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Is the monitor power LED illuminated?
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If the monitor is dim, adjust the monitor brightness and contrast controls.
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Press and hold any key. If the system beeps, the keyboard is operating correctly.
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Check cables for loose or improper connections.
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After installing a non-plug and play (PnP) expansion board or other option (such as a diskette
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drive), reconfigure the computer.
Are all necessary device drivers installed?
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Have all printer drivers been installed for each application?
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Have you removed diskettes, optical disks, and USB drive keys from the drives before powering
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on the computer?
Are you running the latest version of BIOS, drivers, and software?
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114 Chapter 6 Diagnostics and troubleshooting ENWW