HP Z240 User Guide - Page 33

Finding more information, If you encounter issues, Performing basic troubleshooting

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Finding more information NOTE: Some or all of the following documents are available on the computer hard disk drive. ● Getting Started-Helps you connect the computer and peripheral devices and set up factory-provided software; also includes basic troubleshooting information should you encounter any problems during initial startup. ● Hardware Reference Guide-Provides an overview of the product hardware, as well as instructions for upgrading this series of computers; includes information on RTC batteries, memory, and power supply. ● Maintenance and Service Guide (English only)-Provides information on parts removal and replacement, troubleshooting, Desktop Management, setup utilities, safety, routine care, connector pin assignments, POST error messages, diagnostic indicator lights and error codes. ● Regulatory, Safety and Environmental Notices-Provides safety and regulatory information that ensures compliance with U.S., Canadian, and various international regulations. Accessing User Guides (Linux systems) Double-click the HP User Manuals icon on your desktop. Select the folder for your language. Select the guide you wish to access. If you encounter issues There are several means to diagnose and resolve potential issues. HP provides several proprietary diagnostics tools but recommends a sequential troubleshooting approach that addresses the most basic root cause to the more complex. Steps include: ● Visual inspection ● Blink or beep codes ● HP PC Hardware Diagnostics ● HP Support ● System restore ● System recovery Performing basic troubleshooting You can find troubleshooting information in the comprehensive Maintenance and Service Guide (English only) available under the reference library at http://www.hp.com/support. Select your country and language, select Product Support & Troubleshooting, enter the model number of the computer, and click Search. Visual inspection: No boot, no power, no video If you encounter problems with the computer, monitor, or software, see the following list of general suggestions before taking further action: ● Check that the computer and monitor are plugged into a working electrical outlet. ● Check to see that the voltage select switch (some models) is set to the appropriate voltage for your region (115V or 230V). ● Check to see that the computer is turned on and the power light is on. ● Check to see that the monitor is turned on and the monitor light is on. Finding more information 25

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Finding more information
NOTE:
Some or all of the following documents are available on the computer hard disk drive.
●
Getting Started
—Helps you connect the computer and peripheral devices and set up factory-provided
software; also includes basic troubleshooting information should you encounter any problems during
initial startup.
●
Hardware Reference Guide
—Provides an overview of the product hardware, as well as instructions for
upgrading this series of computers; includes information on RTC batteries, memory, and power supply.
●
Maintenance and Service Guide
(English only)—Provides information on parts removal and replacement,
troubleshooting, Desktop Management, setup utilities, safety, routine care, connector pin assignments,
POST error messages, diagnostic indicator lights and error codes.
●
Regulatory, Safety and Environmental Notices
—Provides safety and regulatory information that
ensures compliance with U.S., Canadian, and various international regulations.
Accessing User Guides (Linux systems)
Double-click the
HP User Manuals
icon on your desktop. Select the folder for your language. Select the guide
you wish to access.
If you encounter issues
There are several means to diagnose and resolve potential issues. HP provides several proprietary
diagnostics tools but recommends a sequential troubleshooting approach that addresses the most basic root
cause to the more complex. Steps include:
●
Visual inspection
●
Blink or beep codes
●
HP PC Hardware Diagnostics
●
HP Support
●
System restore
●
System recovery
Performing basic troubleshooting
You can find troubleshooting information in the comprehensive
Maintenance and Service Guide
(English only)
available under the reference library at
support
. Select your country and language,
select
Product Support & Troubleshooting
, enter the model number of the computer, and click
Search
.
Visual inspection: No boot, no power, no video
If you encounter problems with the computer, monitor, or software, see the following list of general
suggestions before taking further action:
●
Check that the computer and monitor are plugged into a working electrical outlet.
●
Check to see that the voltage select switch (some models) is set to the appropriate voltage for your
region (115V or 230V).
●
Check to see that the computer is turned on and the power light is on.
●
Check to see that the monitor is turned on and the monitor light is on.
Finding more information
25