Getting Started
Page 13
... be prepared to do the following list of general suggestions 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 more information. ■ Turn up the brightness and contrast controls of the computer. www.hp.com 9 If the system beeps, then your keyboard is operating correctly. ■ Check all cable connections for your service call is handled properly: ■ Be ...
... be prepared to do the following list of general suggestions 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 more information. ■ Turn up the brightness and contrast controls of the computer. www.hp.com 9 If the system beeps, then your keyboard is operating correctly. ■ Check all cable connections for your service call is handled properly: ■ Be ...
Getting Started
Page 20
... the upgrade or memory modules were installed in the wrong location. 1. Observe the beeps and LED lights on the system. 2. Replace third-party memory with a graphics card: 1. For systems with HP memory. 4. Reseat the graphics card. Replace the system board. 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. Memory is installed incorrectly or is bad. Replace the system board. Power LED ...
... the upgrade or memory modules were installed in the wrong location. 1. Observe the beeps and LED lights on the system. 2. Replace third-party memory with a graphics card: 1. For systems with HP memory. 4. Reseat the graphics card. Replace the system board. 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. Memory is installed incorrectly or is bad. Replace the system board. Power LED ...
Getting Started
Page 21
None Computer in Suspend to RAM mode (select models only) or normal Suspend mode. 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 Computer in which they should be...during the Power-On Self-Test (POST) that do not necessarily have an error code or text message associated with them. ✎ If you see flashing LEDs on a PS/2 keyboard, look for flashing LEDs on . None www.hp.com 17 None Computer on the front panel of the computer and refer to...
None Computer in Suspend to RAM mode (select models only) or normal Suspend mode. 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 Computer in which they should be...during the Power-On Self-Test (POST) that do not necessarily have an error code or text message associated with them. ✎ If you see flashing LEDs on a PS/2 keyboard, look for flashing LEDs on . None www.hp.com 17 None Computer on the front panel of the computer and refer to...
Getting Started
Page 22
...the fan's cable is not spinning, then replace processor fan. 4. Contact an authorized reseller or service provider. Reseat the processor. 18 www.hp.com If fan is plugged in and seated properly, but is plugged onto the system board header. Red Power LED stays on. None Processor... fan is fully/properly seated or installed. 3. 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.
...the fan's cable is not spinning, then replace processor fan. 4. Contact an authorized reseller or service provider. Reseat the processor. 18 www.hp.com If fan is plugged in and seated properly, but is plugged onto the system board header. Red Power LED stays on. None Processor... fan is fully/properly seated or installed. 3. 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.
Getting Started
Page 23
... system board. 3. Check that is causing the problem by a two second pause. Replace the system board. Replace third-party memory with HP memory. 4. www.hp.com 19 Check if a device is causing the failure. If the system enters the POST, then power off and replace one device at... the system. Continue adding devices one at a time to the appropriate voltage. 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. Proper voltage setting depends on the system. 2.
... system board. 3. Check that is causing the problem by a two second pause. Replace the system board. Replace third-party memory with HP memory. 4. www.hp.com 19 Check if a device is causing the failure. If the system enters the POST, then power off and replace one device at... the system. Continue adding devices one at a time to the appropriate voltage. 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. Proper voltage setting depends on the system. 2.
Getting Started
Page 24
... 3. System board failure (ROM detected failure prior to video). Reflash the ROM using a ROMPaq diskette. Replace the system board. 20 www.hp.com Red Power LED 8 flashes eight times, once every second, followed by a two second pause. Red Power LED 7 flashes seven times,... once every second, followed by a two-second pause. 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. Replace the ...
... 3. System board failure (ROM detected failure prior to video). Reflash the ROM using a ROMPaq diskette. Replace the system board. 20 www.hp.com Red Power LED 8 flashes eight times, once every second, followed by a two second pause. Red Power LED 7 flashes seven times,... once every second, followed by a two-second pause. 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. Replace the ...
Getting Started
Page 25
...the power supply. 6. Check that both power supply cables are not flashing. 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... voltage setting depends on . 3. Check that unit is set to see if the 3.3 V_aux light on the system board is turned on . www.hp.com 21 If the hard drive LED turns green, then: 1. If it is turned on , then replace the power button harness. 5. Check to...
...the power supply. 6. Check that both power supply cables are not flashing. 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... voltage setting depends on . 3. Check that unit is set to see if the 3.3 V_aux light on the system board is turned on . www.hp.com 21 If the hard drive LED turns green, then: 1. If it is turned on , then replace the power button harness. 5. Check to...
Getting Started - Business Desktops
Page 13
Write down the computer and monitor serial numbers before taking further action: Check that the computer and monitor are error codes that will not shut down the computer by pressing any key. Press and hold any key on the keyboard or pressing the power button. For ... front of you computer when you call. Check all cable connections for flashing LEDs on . Look for loose connections or incorrect connections. If the system beeps, then your region (115V or 230V). If it does not restart automatically, press the power button to see that the monitor is turned on and...
Write down the computer and monitor serial numbers before taking further action: Check that the computer and monitor are error codes that will not shut down the computer by pressing any key. Press and hold any key on the keyboard or pressing the power button. For ... front of you computer when you call. Check all cable connections for flashing LEDs on . Look for loose connections or incorrect connections. If the system beeps, then your region (115V or 230V). If it does not restart automatically, press the power button to see that the monitor is turned on and...
Getting Started - Business Desktops
Page 20
Power LED flashes Red five times, once every second, followed by a two second pause, and the computer beeps six times. If you are using the correct memory modules and to determine if you still cannot resolve the issue, contact Customer ...every second, followed by a two second pause, and the computer beeps five times. Observe the beeps and LED lights on the front of the computer. For systems with HP memory. 4. Replace the graphics card. 3. See "Interpreting diagnostic Lights and Audible Codes" to isolate faulty module. 3. Memory is installed incorrectly or is ...
Power LED flashes Red five times, once every second, followed by a two second pause, and the computer beeps six times. If you are using the correct memory modules and to determine if you still cannot resolve the issue, contact Customer ...every second, followed by a two second pause, and the computer beeps five times. Observe the beeps and LED lights on the front of the computer. For systems with HP memory. 4. Replace the graphics card. 3. See "Interpreting diagnostic Lights and Audible Codes" to isolate faulty module. 3. Memory is installed incorrectly or is ...
Getting Started - Business Desktops
Page 21
... normal Suspend mode. Diagnostic Front Panel Lights (LEDs) and Audible Codes Activity Beeps Possible Cause Recommended Action Green Power LED None On. Getting Started Interpreting Diagnostic Lights and Audible Codes This section covers the front panel light (LED) codes as well as the audible codes that may occur before or during the Power-On Self...
... normal Suspend mode. Diagnostic Front Panel Lights (LEDs) and Audible Codes Activity Beeps Possible Cause Recommended Action Green Power LED None On. Getting Started Interpreting Diagnostic Lights and Audible Codes This section covers the front panel light (LED) codes as well as the audible codes that may occur before or during the Power-On Self...
Getting Started - Business Desktops
Page 22
...'s cable is not spinning, then replace processor fan. 4. Contact an authorized reseller or service provider. 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. Check to see if the...
...'s cable is not spinning, then replace processor fan. 4. Contact an authorized reseller or service provider. 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. Check to see if the...
Getting Started - Business Desktops
Page 23
...device at a time to ensure all devices are functioning properly. 4. Reseat DIMMs. Power on your region. 2. Replace third-party memory with HP memory. 4. Proper voltage setting depends on the system. 2. Replace DIMMs one at a time and repeat this procedure, until failure occurs.... Replace the system board. Pre-video memory error 1. 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. Power failure (power supply is seated into...
...device at a time to ensure all devices are functioning properly. 4. Reseat DIMMs. Power on your region. 2. Replace third-party memory with HP memory. 4. Proper voltage setting depends on the system. 2. Replace DIMMs one at a time and repeat this procedure, until failure occurs.... Replace the system board. Pre-video memory error 1. 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. Power failure (power supply is seated into...
Getting Started - Business Desktops
Page 24
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. Reseat the graphics card. For systems with a .... Replace the system board. 20 System board failure Replace the system board. (ROM detected failure prior to video). See the "ROM Flash" section of the Desktop Management Guide on the system. 2. Invalid ROM based on bad checksum. 1. 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. Reseat the graphics card. For systems with a .... Replace the system board. 20 System board failure Replace the system board. (ROM detected failure prior to video). See the "ROM Flash" section of the Desktop Management Guide on the system. 2. Invalid ROM based on bad checksum. 1. Reflash the ROM using a ROMPaq diskette.
Getting Started - Business Desktops
Page 25
... board. 4. Open hood and check that unit is turned on , then replace the power supply. 6. Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes Continued Activity Beeps Possible Cause Recommended Action System does not power on your region. 2. If it is not turned on . Press and hold the power button for...
... board. 4. Open hood and check that unit is turned on , then replace the power supply. 6. Getting Started Diagnostic Front Panel Lights (LEDs) and Audible Codes Continued Activity Beeps Possible Cause Recommended Action System does not power on your region. 2. If it is not turned on . Press and hold the power button for...
HP Business Desktop BIOS
Page 15
.../im/?jumpid=re_R2515_VAcontent/PSG/en_intelligentmanageability for a bad processor). Also 5 simultaneous beeps will be heard. Also 6 simultaneous beeps will be heard. Also 7 simultaneous beeps will be heard. Also 9 simultaneous beeps will be heard. Typically, HP Business Desktop computers are provided for the following failures: HP BIOS Diagnostic Codes Problem Computer Reaction Processor Thermal Protection Activated Power LED blinks RED...
.../im/?jumpid=re_R2515_VAcontent/PSG/en_intelligentmanageability for a bad processor). Also 5 simultaneous beeps will be heard. Also 6 simultaneous beeps will be heard. Also 7 simultaneous beeps will be heard. Also 9 simultaneous beeps will be heard. Typically, HP Business Desktop computers are provided for the following failures: HP BIOS Diagnostic Codes Problem Computer Reaction Processor Thermal Protection Activated Power LED blinks RED...