Getting Started
Page 13
... ■ Write down the computer and monitor serial numbers before taking further action: ■ Check that the computer and monitor are error codes that the monitor is turned on and the green monitor light is on. ■ Look for flashing LEDs on the Documentation Library CD for... loose connections or incorrect connections. Refer to Appendix A in front of your computer when you diagnose the problem. www.hp.com 9 If the system beeps, then your keyboard is operating correctly. ■ Check all cable connections for more information. ■ Turn up the brightness and...
... ■ Write down the computer and monitor serial numbers before taking further action: ■ Check that the computer and monitor are error codes that the monitor is turned on and the green monitor light is on. ■ Look for flashing LEDs on the Documentation Library CD for... loose connections or incorrect connections. Refer to Appendix A in front of your computer when you diagnose the problem. www.hp.com 9 If the system beeps, then your keyboard is operating correctly. ■ Check all cable connections for more information. ■ Turn up the brightness and...
Getting Started
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Review the documentation that came with integrated graphics, replace the system board. 16 www.hp.com See "Interpreting diagnostic Lights and Audible Codes" to isolate faulty module. 3. If you are using the correct memory modules and to determine if you still cannot resolve the ...in the wrong location. 1. Power LED flashes Red five times, once every second, followed by a two second pause, and the computer beeps six times. For systems with HP memory. 4. Replace DIMMs one at a time to determine possible causes. 3. Replace the system board. Video card is not seated properly...
Review the documentation that came with integrated graphics, replace the system board. 16 www.hp.com See "Interpreting diagnostic Lights and Audible Codes" to isolate faulty module. 3. If you are using the correct memory modules and to determine if you still cannot resolve the ...in the wrong location. 1. Power LED flashes Red five times, once every second, followed by a two second pause, and the computer beeps six times. For systems with HP memory. 4. Replace DIMMs one at a time to determine possible causes. 3. Replace the system board. Video card is not seated properly...
Getting Started
Page 21
... only) or normal Suspend mode. None Green Power LED flashes every two seconds. None www.hp.com 17 Diagnostic Front Panel Lights (LEDs) and Audible Codes Activity Beeps Possible Cause Recommended Action Green Power LED On. None Computer in Suspend to determine the front panel... LED codes. ✎ Recommended actions in the following table are listed in the order in which they...
... only) or normal Suspend mode. None Green Power LED flashes every two seconds. None www.hp.com 17 Diagnostic Front Panel Lights (LEDs) and Audible Codes Activity Beeps Possible Cause Recommended Action Green Power LED On. None Computer in Suspend to determine the front panel... LED codes. ✎ Recommended actions in the following table are listed in the order in which they...
Getting Started
Page 22
...present. 2. Red Power LED stays on. None Processor not installed (not an indicator of bad processor). 1. Reseat the processor. 18 www.hp.com None Processor thermal protection activated: A fan may be blocked or not turning. Open hood, press power button, and see that the...is plugged onto the system board header. Check to the processor. 1. Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes (Continued) Activity Beeps Possible Cause Recommended Action Red Power LED flashes two times, once every second, followed by a two-second pause. OR The ...
...present. 2. Red Power LED stays on. None Processor not installed (not an indicator of bad processor). 1. Reseat the processor. 18 www.hp.com None Processor thermal protection activated: A fan may be blocked or not turning. Open hood, press power button, and see that the...is plugged onto the system board header. Check to the processor. 1. Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes (Continued) Activity Beeps Possible Cause Recommended Action Red Power LED flashes two times, once every second, followed by a two-second pause. OR The ...
Getting Started
Page 23
...the voltage selector, located on your region. 2. Replace the power supply. 5. Reseat DIMMs. Power on the system board. 3. www.hp.com 19 If the system enters the POST, then power off and replace one at a time to ensure all devices are functioning ...Check that is overloaded). 1. Replace third-party memory with HP memory. 4. Replace the system board. None Power failure (power supply is causing the failure. Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes (Continued) Activity Beeps Possible Cause Recommended Action Red Power LED flashes once every ...
...the voltage selector, located on your region. 2. Replace the power supply. 5. Reseat DIMMs. Power on the system board. 3. www.hp.com 19 If the system enters the POST, then power off and replace one at a time to ensure all devices are functioning ...Check that is overloaded). 1. Replace third-party memory with HP memory. 4. Replace the system board. None Power failure (power supply is causing the failure. Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes (Continued) Activity Beeps Possible Cause Recommended Action Red Power LED flashes once every ...
Getting Started
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... Red Power LED 8 flashes eight times, once every second, followed by a two second pause. See the "ROM Flash" section of the Desktop Management Guide on the Documentation Library CD. 2. Pre-video graphics error. Reseat the graphics card. For systems with a graphics card: 1. Reflash...system board. Replace the system board. 20 www.hp.com Replace the system board. For systems with integrated graphics, replace the system board. Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes (Continued) Activity Beeps Possible Cause Recommended Action Red Power LED 6 ...
... Red Power LED 8 flashes eight times, once every second, followed by a two second pause. See the "ROM Flash" section of the Desktop Management Guide on the Documentation Library CD. 2. Pre-video graphics error. Reseat the graphics card. For systems with a graphics card: 1. Reflash...system board. Replace the system board. 20 www.hp.com Replace the system board. For systems with integrated graphics, replace the system board. Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes (Continued) Activity Beeps Possible Cause Recommended Action Red Power LED 6 ...
Getting Started
Page 25
... replace the power button harness. 5. If the 3.3 V_aux light on the system board is properly connected to the system board. 3. www.hp.com 21 OR Press and hold the power button for less than 4 seconds. Check that the power button harness is not turned on, then...the power supply. 6. If it is plugged into a working AC outlet. 2. Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes (Continued) Activity Beeps Possible Cause Recommended Action System does not power on and LEDs are properly connected to the system board. 4. Remove the expansion cards one ...
... replace the power button harness. 5. If the 3.3 V_aux light on the system board is properly connected to the system board. 3. www.hp.com 21 OR Press and hold the power button for less than 4 seconds. Check that the power button harness is not turned on, then...the power supply. 6. If it is plugged into a working AC outlet. 2. Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes (Continued) Activity Beeps Possible Cause Recommended Action System does not power on and LEDs are properly connected to the system board. 4. Remove the expansion cards one ...
Getting Started - Business Desktops
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Check to the following to ensure that the monitor is turned on and the green monitor light is on . If the system beeps, then your keyboard is dim. If the system will help you call. For sales information and warranty upgrades (CarePaqs), call 1-800-282-6672. ...available. Helpful Hints If you encounter some minor problem with your computer, monitor, or software, refer to see that the computer and monitor are error codes that the voltage select switch is handled properly: Be in again. Refer to start the computer. 9 Wake the computer by pressing and holding the...
Check to the following to ensure that the monitor is turned on and the green monitor light is on . If the system beeps, then your keyboard is dim. If the system will help you call. For sales information and warranty upgrades (CarePaqs), call 1-800-282-6672. ...available. Helpful Hints If you encounter some minor problem with your computer, monitor, or software, refer to see that the computer and monitor are error codes that the voltage select switch is handled properly: Be in again. Refer to start the computer. 9 Wake the computer by pressing and holding the...
Getting Started - Business Desktops
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... the front of the computer. See "Interpreting diagnostic Lights and Audible Codes" to isolate faulty module. 3. Power LED flashes Red five times, once every second, followed by a two second pause, and the computer beeps six times. Review the documentation that came with a graphics card: ...Solution Wrong memory modules were used in the upgrade or memory modules were installed in the wrong location. 1. For systems with HP memory. 4. Observe the beeps and LED lights on the system. 2. Replace DIMMs one at a time to determine possible causes. 3. Reseat the graphics card...
... the front of the computer. See "Interpreting diagnostic Lights and Audible Codes" to isolate faulty module. 3. Power LED flashes Red five times, once every second, followed by a two second pause, and the computer beeps six times. Review the documentation that came with a graphics card: ...Solution Wrong memory modules were used in the upgrade or memory modules were installed in the wrong location. 1. For systems with HP memory. 4. Observe the beeps and LED lights on the system. 2. Replace DIMMs one at a time to determine possible causes. 3. Reseat the graphics card...
Getting Started - Business Desktops
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... which they should be performed. Computer on the front panel of the computer and refer to determine the front panel LED codes. Diagnostic Front Panel Lights (LEDs) and Audible Codes Activity Beeps Possible Cause Recommended Action Green Power LED None On. Computer in Suspend None to RAM mode (select models only) or normal...
... which they should be performed. Computer on the front panel of the computer and refer to determine the front panel LED codes. Diagnostic Front Panel Lights (LEDs) and Audible Codes Activity Beeps Possible Cause Recommended Action Green Power LED None On. Computer in Suspend None to RAM mode (select models only) or normal...
Getting Started - Business Desktops
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... is not properly attached to see if the processor fan spins. Reseat the processor. 18 Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes Continued Activity Beeps Possible Cause Recommended Action Red Power LED None flashes two times, once every second, followed by a two-second pause. If fan is plugged in...
... is not properly attached to see if the processor fan spins. Reseat the processor. 18 Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes Continued Activity Beeps Possible Cause Recommended Action Red Power LED None flashes two times, once every second, followed by a two-second pause. If fan is plugged in...
Getting Started - Business Desktops
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...ALL attached devices (such as hard, diskette, or optical drives, and expansion cards.) Power on the system board. 3. Replace third-party memory with HP memory. 4. Replace the system board. Replace the power supply. 5. Power failure (power supply is causing the problem by a two second pause. Replace... the system board. 19 Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes Continued Activity Beeps Possible Cause Recommended Action Red Power LED None flashes once every two seconds. Pre-video memory error 1.
...ALL attached devices (such as hard, diskette, or optical drives, and expansion cards.) Power on the system board. 3. Replace third-party memory with HP memory. 4. Replace the system board. Replace the power supply. 5. Power failure (power supply is causing the problem by a two second pause. Replace... the system board. 19 Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes Continued Activity Beeps Possible Cause Recommended Action Red Power LED None flashes once every two seconds. Pre-video memory error 1.
Getting Started - Business Desktops
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For systems with a graphics card: 1. See the "ROM Flash" section of the Desktop Management Guide on bad checksum. 1. Replace the graphics card. 3. Replace the system board. Invalid ROM based on the Documentation Library CD. 2. ...Reseat the graphics card. Pre-video graphics error. Reflash the ROM using a ROMPaq diskette. Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes Continued Activity Beeps Possible Cause Recommended Action Red Power LED 6 flashes six times, once every second, followed by a two-second pause. Red Power LED 7 flashes...
For systems with a graphics card: 1. See the "ROM Flash" section of the Desktop Management Guide on bad checksum. 1. Replace the graphics card. 3. Replace the system board. Invalid ROM based on the Documentation Library CD. 2. ...Reseat the graphics card. Pre-video graphics error. Reflash the ROM using a ROMPaq diskette. Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes Continued Activity Beeps Possible Cause Recommended Action Red Power LED 6 flashes six times, once every second, followed by a two-second pause. Red Power LED 7 flashes...
Getting Started - Business Desktops
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... turned on, then replace the power supply. 6. None System unable to power on your region. 2. Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes Continued Activity Beeps Possible Cause Recommended Action System does not power on and LEDs are properly connected to the system board. 4. Press and hold the power button...
... turned on, then replace the power supply. 6. None System unable to power on your region. 2. Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes Continued Activity Beeps Possible Cause Recommended Action System does not power on and LEDs are properly connected to the system board. 4. Press and hold the power button...
HP Business Desktop BIOS
Page 15
... are configured to execute a reduced set to inform the user or administrator when a computer failure has been detected. Also 7 simultaneous beeps will be viewed by a BIOS code being executed) 2-second pause. Typically, HP Business Desktop computers are provided for more stringent test requirements, F10 setup provides configurable levels of POST testing. Power LED blinks RED...
... are configured to execute a reduced set to inform the user or administrator when a computer failure has been detected. Also 7 simultaneous beeps will be viewed by a BIOS code being executed) 2-second pause. Typically, HP Business Desktop computers are provided for more stringent test requirements, F10 setup provides configurable levels of POST testing. Power LED blinks RED...