Getting Started
Page 13
... the problem with your computer, monitor, or software, refer to the following to Appendix A in front of the computer. If the system beeps, then your keyboard is operating correctly. ■ Check all cable connections for more information. ■ Turn up the brightness and contrast controls... monitor is handled properly: ■ Be in the Troubleshooting Guide on the Documentation Library CD for loose connections or incorrect connections. www.hp.com 9 Helpful Hints If you diagnose the problem. Refer to ensure that the monitor is turned on and the green monitor light is...
... the problem with your computer, monitor, or software, refer to the following to Appendix A in front of the computer. If the system beeps, then your keyboard is operating correctly. ■ Check all cable connections for more information. ■ Turn up the brightness and contrast controls... monitor is handled properly: ■ Be in the Troubleshooting Guide on the Documentation Library CD for loose connections or incorrect connections. www.hp.com 9 Helpful Hints If you diagnose the problem. Refer to ensure that the monitor is turned on and the green monitor light is...
Getting Started
Page 20
... Probable Cause Recommended Solution Computer will not start. Review the documentation that came with HP memory. 4. Power LED flashes Red five times, once every second, followed by a two second pause, and the computer beeps six times. Video card is not seated properly or is bad, or system board...module. 3. Reseat the graphics card. Power LED flashes Red six times, once every second, followed by a two second pause, and the computer beeps five times. Power on the system. 2. If you are using the correct memory modules and to determine if you still cannot resolve the issue,...
... Probable Cause Recommended Solution Computer will not start. Review the documentation that came with HP memory. 4. Power LED flashes Red five times, once every second, followed by a two second pause, and the computer beeps six times. Video card is not seated properly or is bad, or system board...module. 3. Reseat the graphics card. Power LED flashes Red six times, once every second, followed by a two second pause, and the computer beeps five times. Power on the system. 2. If you are using the correct memory modules and to determine if you still cannot resolve the issue,...
Getting Started
Page 21
None Green Power LED flashes every two seconds. None www.hp.com 17 None Computer on the front panel of the computer and refer to the following table to determine the front panel LED codes. ✎ ... with them. ✎ If you see flashing LEDs on a PS/2 keyboard, look for flashing LEDs on . Diagnostic Front Panel Lights (LEDs) and Audible Codes Activity Beeps Possible Cause Recommended Action Green Power LED On. None Green Power LED flashes four times, once per second.
None Green Power LED flashes every two seconds. None www.hp.com 17 None Computer on the front panel of the computer and refer to the following table to determine the front panel LED codes. ✎ ... with them. ✎ If you see flashing LEDs on a PS/2 keyboard, look for flashing LEDs on . Diagnostic Front Panel Lights (LEDs) and Audible Codes Activity Beeps Possible Cause Recommended Action Green Power LED On. None Green Power LED flashes four times, once per second.
Getting Started
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Contact an authorized reseller or service provider. Reseat the processor. 18 www.hp.com Open hood, press power button, and see that the processor is properly attached. 5. Reseat processor heatsink and verify that the computer air vents are ... attached to see if the processor fan spins. Red Power LED stays on. 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.
Contact an authorized reseller or service provider. Reseat the processor. 18 www.hp.com Open hood, press power button, and see that the processor is properly attached. 5. Reseat processor heatsink and verify that the computer air vents are ... attached to see if the processor fan spins. Red Power LED stays on. 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.
Getting Started
Page 23
...setting depends on the rear of the power supply, is seated into the connector on the system. Replace third-party memory with HP memory. 4. www.hp.com 19 Replace the power supply. 5. Pre-video memory error 1. Replace DIMMs one at a time and repeat this procedure... if a device is overloaded). 1. Replace the system board. Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes (Continued) Activity Beeps Possible Cause Recommended Action Red Power LED flashes once every two seconds. Replace the device that the voltage selector, located on your region. 2....
...setting depends on the rear of the power supply, is seated into the connector on the system. Replace third-party memory with HP memory. 4. www.hp.com 19 Replace the power supply. 5. Pre-video memory error 1. Replace DIMMs one at a time and repeat this procedure... if a device is overloaded). 1. Replace the system board. Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes (Continued) Activity Beeps Possible Cause Recommended Action Red Power LED flashes once every two seconds. Replace the device that the voltage selector, located on your region. 2....
Getting Started
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...card. For systems with a graphics card: 1. Replace the system board. 20 www.hp.com Replace the graphics card. 3. Replace the system board. See the "ROM Flash" section of the Desktop Management Guide on the Documentation Library CD. 2. 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 flashes six times...
...card. For systems with a graphics card: 1. Replace the system board. 20 www.hp.com Replace the graphics card. 3. Replace the system board. See the "ROM Flash" section of the Desktop Management Guide on the Documentation Library CD. 2. 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 flashes six times...
Getting Started
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... 4 seconds. Remove the expansion cards one at a time until the 3.3 V_aux light on the system board turns on green then: 1. www.hp.com 21 Proper voltage setting depends on . OR Press and hold the power button for less than 4 seconds. None System unable to the system... board. 3. Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes (Continued) Activity Beeps Possible Cause Recommended Action System does not power on the rear of the power supply, is plugged into a working AC outlet. 2. Open hood ...
... 4 seconds. Remove the expansion cards one at a time until the 3.3 V_aux light on the system board turns on green then: 1. www.hp.com 21 Proper voltage setting depends on . OR Press and hold the power button for less than 4 seconds. None System unable to the system... board. 3. Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes (Continued) Activity Beeps Possible Cause Recommended Action System does not power on the rear of the power supply, is plugged into a working AC outlet. 2. Open hood ...
Getting Started - Business Desktops
Page 13
... it does not restart automatically, press the power button to restart the computer. The flashing lights are plugged into a working electrical outlet. If the system beeps, then your computer, monitor, or software, refer to see that the computer is turned on and the green power light is on the front of...
... it does not restart automatically, press the power button to restart the computer. The flashing lights are plugged into a working electrical outlet. If the system beeps, then your computer, monitor, or software, refer to see that the computer is turned on and the green power light is on the front of...
Getting Started - Business Desktops
Page 20
...graphics card: properly or is bad, or system board is bad. 1. Observe the beeps and LED lights on the system. 2. Memory is installed incorrectly or is bad. 1. For systems with HP memory. 4. If you are using the correct memory modules and to isolate faulty module...Reseat the graphics card. Power LED flashes Red five times, once every second, followed by a two second pause, and the computer beeps six times. See "Interpreting diagnostic Lights and Audible Codes" to determine possible causes. 3. Getting Started Solving Hardware Installation Problems Continued Problem ...
...graphics card: properly or is bad, or system board is bad. 1. Observe the beeps and LED lights on the system. 2. Memory is installed incorrectly or is bad. 1. For systems with HP memory. 4. If you are using the correct memory modules and to isolate faulty module...Reseat the graphics card. Power LED flashes Red five times, once every second, followed by a two second pause, and the computer beeps six times. See "Interpreting diagnostic Lights and Audible Codes" to determine possible causes. 3. Getting Started Solving Hardware Installation Problems Continued Problem ...
Getting Started - Business Desktops
Page 21
.../2 keyboard, look for flashing LEDs on . Green Power LED None flashes four times, once per second. 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 Suspend mode.
.../2 keyboard, look for flashing LEDs on . Green Power LED None flashes four times, once per second. 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 Suspend mode.
Getting Started - Business Desktops
Page 22
... or service provider. None Processor not installed (not an indicator of bad processor). 1. 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.
... or service provider. None Processor not installed (not an indicator of bad processor). 1. 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.
Getting Started - Business Desktops
Page 23
...off and replace one at a time to ensure all devices are functioning properly. 4. Replace the system board. Replace third-party memory with HP memory. 4. Continue adding devices one device at a time to the appropriate voltage. Replace the device that the voltage selector, located on... drives, and expansion cards.) Power on the system board. 3. 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. Check if a device is causing the problem by a two ...
...off and replace one at a time to ensure all devices are functioning properly. 4. Replace the system board. Replace third-party memory with HP memory. 4. Continue adding devices one device at a time to the appropriate voltage. Replace the device that the voltage selector, located on... drives, and expansion cards.) Power on the system board. 3. 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. Check if a device is causing the problem by a two ...
Getting Started - Business Desktops
Page 24
... Power LED 8 flashes eight times, once every second, followed by a two second pause. For systems with a graphics card: 1. See the "ROM Flash" section of the Desktop Management Guide on the Documentation Library CD. 2. Replace the graphics card. 3. Pre-video graphics error. Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes...
... Power LED 8 flashes eight times, once every second, followed by a two second pause. For systems with a graphics card: 1. See the "ROM Flash" section of the Desktop Management Guide on the Documentation Library CD. 2. Replace the graphics card. 3. Pre-video graphics error. Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes...
Getting Started - Business Desktops
Page 25
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. 3. OR Press and hold the power button ...
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. 3. OR Press and hold the power button ...
HP Business Desktop BIOS
Page 14
This state offers the slowest wakeup time and the greatest power savings (typically The computer is often referred to as Soft Off. • S5-This state is off.
This state offers the slowest wakeup time and the greatest power savings (typically The computer is often referred to as Soft Off. • S5-This state is off.
HP Business Desktop BIOS
Page 15
...second, followed by a checksum 2-second pause. Typically, HP Business Desktop computers are provided for more information). However, if a computer has been experiencing difficulty or the customer environment demands more information. Also 6 simultaneous beeps will be heard. Processor not installed (not an indicator...RED 2 times, one every second, followed by a 2-second pause. Troubleshooting Guide on the Documentation CD that execute when the HP Business Desktop computer is turned on. Pre-video Memory Error Power LED blinks RED 5 times, one every second, followed by a 2-...
...second, followed by a checksum 2-second pause. Typically, HP Business Desktop computers are provided for more information). However, if a computer has been experiencing difficulty or the customer environment demands more information. Also 6 simultaneous beeps will be heard. Processor not installed (not an indicator...RED 2 times, one every second, followed by a 2-second pause. Troubleshooting Guide on the Documentation CD that execute when the HP Business Desktop computer is turned on. Pre-video Memory Error Power LED blinks RED 5 times, one every second, followed by a 2-...
Desktop Management Guide
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..., the Caps Lock light will turn on . ■ If the system ROM is a diskette in the unlikely event of beeps also signals successful completion. 8. Desktop Management Guide www.hp.com 9 Desktop Management Guide FailSafe Boot Block ROM The FailSafe Boot Block ROM allows for system recovery in the diskette drive, remove the... followed by a 2 second pause. Turn on the screen (some models). Insert a ROMPaq diskette into the diskette drive. 3. Enter the setup password. 7. Also 8 simultaneous beeps will be heard. Remove the diskette and turn the power off the power. 2.
..., the Caps Lock light will turn on . ■ If the system ROM is a diskette in the unlikely event of beeps also signals successful completion. 8. Desktop Management Guide www.hp.com 9 Desktop Management Guide FailSafe Boot Block ROM The FailSafe Boot Block ROM allows for system recovery in the diskette drive, remove the... followed by a 2 second pause. Turn on the screen (some models). Insert a ROMPaq diskette into the diskette drive. 3. Enter the setup password. 7. Also 8 simultaneous beeps will be heard. Remove the diskette and turn the power off the power. 2.
Desktop Management Guide
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Desktop Management Guide The following table lists the various keyboard light combinations used by the Boot Block ROM (when a PS/2 keyboard is bad, or drive not ... State/Message Num Lock Green On ROMPaq diskette not present, is attached to reboot. ✎ Diagnostic lights do not flash on USB keyboards. 10 www.hp.com Desktop Management Guide Keyboard Light Combinations Used by 1 long and 3 short...
Desktop Management Guide The following table lists the various keyboard light combinations used by the Boot Block ROM (when a PS/2 keyboard is bad, or drive not ... State/Message Num Lock Green On ROMPaq diskette not present, is attached to reboot. ✎ Diagnostic lights do not flash on USB keyboards. 10 www.hp.com Desktop Management Guide Keyboard Light Combinations Used by 1 long and 3 short...
HP Compaq Business Desktop d500 Service Reference Guide, 5th Edition
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... starts from the diskette and successfully reprograms the ROM, then the three keyboard lights will be heard. The following steps: 1. Also 8 simultaneous beeps will turn off . 6. A Boot Block recovery mode message is a diskette in the diskette drive or a CD in the CD drive, ... has been established, the Caps Lock light will turn the power off the power. 2. Desktop Management 3.4.3 FailSafe Boot Block ROM The FailSafe Boot Block ROM allows for system recovery in the unlikely event of beeps also signals successful completion. 5. A rising tone series of a ROM flash failure, for...
... starts from the diskette and successfully reprograms the ROM, then the three keyboard lights will be heard. The following steps: 1. Also 8 simultaneous beeps will turn off . 6. A Boot Block recovery mode message is a diskette in the diskette drive or a CD in the CD drive, ... has been established, the Caps Lock light will turn the power off the power. 2. Desktop Management 3.4.3 FailSafe Boot Block ROM The FailSafe Boot Block ROM allows for system recovery in the unlikely event of beeps also signals successful completion. 5. A rising tone series of a ROM flash failure, for...
HP Compaq Business Desktop d500 Service Reference Guide, 5th Edition
Page 193
If the system beeps, then the keyboard is connected into these ports, the monitor will be plugged into the monitor connector on the source selected as a diskette drive. ■ ...
If the system beeps, then the keyboard is connected into these ports, the monitor will be plugged into the monitor connector on the source selected as a diskette drive. ■ ...