Getting Started
Page 13
...6672), 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 front of your computer...the voltage select switch is dim. ■ Press and hold any key. If the system beeps, then your keyboard is operating correctly. ■ Check all cable connections for your service call 1-800-282-6672. www.hp.com 9 The flashing lights are plugged into a working electrical outlet. ■ Check to see...
...6672), 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 front of your computer...the voltage select switch is dim. ■ Press and hold any key. If the system beeps, then your keyboard is operating correctly. ■ Check all cable connections for your service call 1-800-282-6672. www.hp.com 9 The flashing lights are plugged into a working electrical outlet. ■ Check to see...
Getting Started
Page 20
.... Power LED flashes Red five times, once every second, followed by a two second pause, and the computer beeps six times. For systems with integrated graphics, replace the system board. 16 www.hp.com Replace DIMMs one at a time to determine possible causes. 3. For systems with a graphics card: 1....memory modules were used in the upgrade or memory modules were installed in the wrong location. 1. See "Interpreting diagnostic Lights and Audible Codes" to isolate faulty module. 3. Video card is not seated properly or is bad, or system board is bad. 1. Replace the graphics card. ...
.... Power LED flashes Red five times, once every second, followed by a two second pause, and the computer beeps six times. For systems with integrated graphics, replace the system board. 16 www.hp.com Replace DIMMs one at a time to determine possible causes. 3. For systems with a graphics card: 1....memory modules were used in the upgrade or memory modules were installed in the wrong location. 1. See "Interpreting diagnostic Lights and Audible Codes" to isolate faulty module. 3. Video card is not seated properly or is bad, or system board is bad. 1. Replace the graphics card. ...
Getting Started
Page 21
None www.hp.com 17 None Computer in Suspend to Disk or "Hibernate" 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 on...the following table to RAM mode (select models only) or normal Suspend mode. 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 should be performed. Getting Started Interpreting Diagnostic ...
None www.hp.com 17 None Computer in Suspend to Disk or "Hibernate" 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 on...the following table to RAM mode (select models only) or normal Suspend mode. 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 should be performed. Getting Started Interpreting Diagnostic ...
Getting Started
Page 22
... is not properly attached to see if the processor fan spins. Check to the processor. 1. Reseat the processor. 18 www.hp.com Contact an authorized reseller or service provider. Open hood, press power button, and see that the processor is fully/properly seated... of bad processor). 1. Ensure that fan assembly is running. 2. 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. Reseat processor...
... is not properly attached to see if the processor fan spins. Check to the processor. 1. Reseat the processor. 18 www.hp.com Contact an authorized reseller or service provider. Open hood, press power button, and see that the processor is fully/properly seated... of bad processor). 1. Ensure that fan assembly is running. 2. 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. Reseat processor...
Getting Started
Page 23
...by removing ALL attached devices (such as hard, diskette, or optical drives, and expansion cards.) Power on the system board. 3. www.hp.com 19 Continue adding devices one at a time and repeat this procedure, until failure occurs. Proper voltage setting depends on the system. ...off and replace one at a time to ensure all devices are functioning properly. 4. Check that is overloaded). 1. Replace third-party memory with HP memory. 4. None Power failure (power supply is causing the failure. Reseat DIMMs. Power on your region. 2. Getting Started Diagnostic Front Panel...
...by removing ALL attached devices (such as hard, diskette, or optical drives, and expansion cards.) Power on the system board. 3. www.hp.com 19 Continue adding devices one at a time and repeat this procedure, until failure occurs. Proper voltage setting depends on the system. ...off and replace one at a time to ensure all devices are functioning properly. 4. Check that is overloaded). 1. Replace third-party memory with HP memory. 4. None Power failure (power supply is causing the failure. Reseat DIMMs. Power on your region. 2. Getting Started Diagnostic Front Panel...
Getting Started
Page 24
...a graphics card: 1. Replace the system board. See the "ROM Flash" section of the Desktop Management Guide on bad checksum. 1. Replace the system board. Invalid ROM based on the Documentation... Library CD. 2. Power on the system. 2. Replace the system board. 20 www.hp.com Red Power LED 8 flashes eight times, once every second, followed by a two ... the graphics card. 3. 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...
...a graphics card: 1. Replace the system board. See the "ROM Flash" section of the Desktop Management Guide on bad checksum. 1. Replace the system board. Invalid ROM based on the Documentation... Library CD. 2. Power on the system. 2. Replace the system board. 20 www.hp.com Red Power LED 8 flashes eight times, once every second, followed by a two ... the graphics card. 3. 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...
Getting Started
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...hold the power button for less than 4 seconds. Open hood and check that unit is properly connected to the appropriate voltage. www.hp.com 21 Proper voltage setting depends on , then replace the power button harness. 5. Check that the power button harness is plugged ...turn on . 3. Replace the system board. Replace the system board. 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...
...hold the power button for less than 4 seconds. Open hood and check that unit is properly connected to the appropriate voltage. www.hp.com 21 Proper voltage setting depends on , then replace the power button harness. 5. Check that the power button harness is plugged ...turn on . 3. Replace the system board. Replace the system board. 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...
Getting Started - Business Desktops
Page 13
... voltage select switch is handled properly: Be in front of you computer when you encounter some minor problem with the service technician. If the system beeps, then your computer, monitor, or software, refer to the following to ensure that your service call is set to the appropriate voltage for your... it in suspend mode, shut down the computer and monitor serial numbers before taking further action: Check that the computer and monitor are error codes that the computer is turned on and the green power light is on the keyboard or pressing the power button. Check to see that the...
... voltage select switch is handled properly: Be in front of you computer when you encounter some minor problem with the service technician. If the system beeps, then your computer, monitor, or software, refer to the following to ensure that your service call is set to the appropriate voltage for your... it in suspend mode, shut down the computer and monitor serial numbers before taking further action: Check that the computer and monitor are error codes that the computer is turned on and the green power light is on the keyboard or pressing the power button. Check to see that the...
Getting Started - Business Desktops
Page 20
Review the documentation that came with integrated graphics, replace the system board. 16 Observe the beeps and LED lights on the system. 2. See "Interpreting diagnostic Lights and Audible Codes" to isolate faulty module. 3. Replace DIMMs one at a time to determine possible causes. 3. Power ... flashes Red six times, once every second, followed by a two second pause, and the computer beeps five times. Memory is installed incorrectly or is not seated For systems with HP memory. 4. Replace the system board. Replace the graphics card. 3. Reseat DIMMs. Power on the...
Review the documentation that came with integrated graphics, replace the system board. 16 Observe the beeps and LED lights on the system. 2. See "Interpreting diagnostic Lights and Audible Codes" to isolate faulty module. 3. Replace DIMMs one at a time to determine possible causes. 3. Power ... flashes Red six times, once every second, followed by a two second pause, and the computer beeps five times. Memory is installed incorrectly or is not seated For systems with HP memory. 4. Replace the system board. Replace the graphics card. 3. Reseat DIMMs. Power on the...
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
... that the processor is running. 2. 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. Red Power LED stays on...
... that the processor is running. 2. 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. Red Power LED stays on...
Getting Started - Business Desktops
Page 23
... Replace the power supply. 5. Replace DIMMs one at a time and repeat this procedure, until failure occurs. Replace third-party memory with HP memory. 4. Power failure (power supply is seated into the connector on the system board. 3. Proper voltage setting depends on the system....hood and ensure the 4wire power supply cable is overloaded). 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. Replace the system board. 19 Continue adding ...
... Replace the power supply. 5. Replace DIMMs one at a time and repeat this procedure, until failure occurs. Replace third-party memory with HP memory. 4. Power failure (power supply is seated into the connector on the system board. 3. Proper voltage setting depends on the system....hood and ensure the 4wire power supply cable is overloaded). 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. Replace the system board. 19 Continue adding ...
Getting Started - Business Desktops
Page 24
See the "ROM Flash" section of the Desktop Management Guide on the system. 2. Reseat the graphics card. Power on the Documentation Library CD. 2. Replace the system board. Reflash the ROM using a ROMPaq diskette.... 1. For systems with a graphics card: 1. Replace the system board. 20 Replace the graphics card. 3. 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 seven times...
See the "ROM Flash" section of the Desktop Management Guide on the system. 2. Reseat the graphics card. Power on the Documentation Library CD. 2. Replace the system board. Reflash the ROM using a ROMPaq diskette.... 1. For systems with a graphics card: 1. Replace the system board. 20 Replace the graphics card. 3. 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 seven times...
Getting Started - Business Desktops
Page 25
... to the appropriate voltage. If it is not 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 and LEDs are properly connected to the system board. 4. If the 3.3 V_aux light on the...
... to the appropriate voltage. If it is not 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 and LEDs are properly connected to the system board. 4. If the 3.3 V_aux light on the...
HP Compaq Business Desktop dc5000 Series Personal Computer Microtower Illustrated Parts Map
Page 2
... Red* 6 blinks 1 second apart Power Red* 7 blinks 1 second apart Power Red* 8 blinks 1 second apart Hard Drive Green Blinking *Blinking codes are stored in the computer and turn power off Power Supply failure CPU thermal shutdown CPU not installed Power supply overload (crow bar) No memory..., in the configuration memory. N, C, SL * Insert valid ROMPaq diskette in network mode time - Remove diskette and turn on front of beeps. To clear and reset the configuration, perform the following procedure: 1. Turn the computer on to reset the passwords. Disabling or Clearing the ...
... Red* 6 blinks 1 second apart Power Red* 7 blinks 1 second apart Power Red* 8 blinks 1 second apart Hard Drive Green Blinking *Blinking codes are stored in the computer and turn power off Power Supply failure CPU thermal shutdown CPU not installed Power supply overload (crow bar) No memory..., in the configuration memory. N, C, SL * Insert valid ROMPaq diskette in network mode time - Remove diskette and turn on front of beeps. To clear and reset the configuration, perform the following procedure: 1. Turn the computer on to reset the passwords. Disabling or Clearing the ...
HP Compaq Business Desktop dc5000 Series Service Reference Guide 2nd Edition
Page 166
...is not spinning, then replace processor fan. 4. Contact an authorized reseller or service provider. Diagnostic Front Panel LEDs and Audible Codes Activity Beeps Possible Cause Recommended Action Green Power LED On. If fan is plugged in Suspend to the processor. 1. None Computer in and...mode. Troubleshooting Without Diagnostics Front Panel LEDs and Audible Codes This section covers the front panel LED codes as well as the audible codes that may be performed. D-26 360201-002 Service Reference Guide, dc5000 None Computer on the front panel of the computer and...
...is not spinning, then replace processor fan. 4. Contact an authorized reseller or service provider. Diagnostic Front Panel LEDs and Audible Codes Activity Beeps Possible Cause Recommended Action Green Power LED On. If fan is plugged in Suspend to the processor. 1. None Computer in and...mode. Troubleshooting Without Diagnostics Front Panel LEDs and Audible Codes This section covers the front panel LED codes as well as the audible codes that may be performed. D-26 360201-002 Service Reference Guide, dc5000 None Computer on the front panel of the computer and...
HP Compaq Business Desktop dc5000 Series Service Reference Guide 2nd Edition
Page 167
...your region. 2. Replace third-party memory with a graphics card: 1. Troubleshooting Without Diagnostics Diagnostic Front Panel LEDs and Audible Codes (Continued) Activity Beeps Possible Cause Recommended Action Red Power LED stays on the system. 2. Red Power LED flashes once every two seconds. ...Power on . Service Reference Guide, dc5000 360201-002 D-27 Replace the system board. For systems with HP memory. 4. Replace the ...
...your region. 2. Replace third-party memory with a graphics card: 1. Troubleshooting Without Diagnostics Diagnostic Front Panel LEDs and Audible Codes (Continued) Activity Beeps Possible Cause Recommended Action Red Power LED stays on the system. 2. Red Power LED flashes once every two seconds. ...Power on . Service Reference Guide, dc5000 360201-002 D-27 Replace the system board. For systems with HP memory. 4. Replace the ...
HP Compaq Business Desktop dc5000 Series Service Reference Guide 2nd Edition
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... until the 3.3 V_aux light on the system board turns on the rear of the Desktop Management Guide. 2. Open hood and check that both power supply cables are not flashing... turned on , then replace the power button harness. 5. D-28 360201-002 Service Reference Guide, dc5000 Reflash the ROM using a ROMPaq diskette. Press and hold the power button for less than 4 ... 1. Troubleshooting Without Diagnostics Diagnostic Front Panel LEDs and Audible Codes (Continued) Activity Beeps Possible Cause Recommended Action Red Power LED 7 flashes seven times, once every second, followed by...
... until the 3.3 V_aux light on the system board turns on the rear of the Desktop Management Guide. 2. Open hood and check that both power supply cables are not flashing... turned on , then replace the power button harness. 5. D-28 360201-002 Service Reference Guide, dc5000 Reflash the ROM using a ROMPaq diskette. Press and hold the power button for less than 4 ... 1. Troubleshooting Without Diagnostics Diagnostic Front Panel LEDs and Audible Codes (Continued) Activity Beeps Possible Cause Recommended Action Red Power LED 7 flashes seven times, once every second, followed by...
Troubleshooting Guide
Page 19
If the system beeps, then the keyboard should be operating correctly. ■ Check all cable connections for more information. ■ Turn up the brightness and contrast controls of the ... software that was recently added to restart the computer. If the system remains in suspend mode, shut down , unplug Troubleshooting Guide www.hp.com 2-3 The flashing lights are error codes that will not shut down the computer by pressing any key on the front of the monitor if the monitor is set...
If the system beeps, then the keyboard should be operating correctly. ■ Check all cable connections for more information. ■ Turn up the brightness and contrast controls of the ... software that was recently added to restart the computer. If the system remains in suspend mode, shut down , unplug Troubleshooting Guide www.hp.com 2-3 The flashing lights are error codes that will not shut down the computer by pressing any key on the front of the monitor if the monitor is set...
Troubleshooting Guide
Page 59
...Error Messages POST Numeric Codes and Text Messages This section covers those POST errors that may be encountered during POST. ✎ The computer will beep once after a POST... text message is displayed on the screen. Recommended Action 1. If an expansion board was recently added, remove it to see if the problem remains. 4. Remove expansion boards. 3. Numeric Codes and Text Messages Code... Replace the system board. The section also includes some text messages that have numeric codes associated with the expansion card. 6. Verify the correct ROM. 2. If the message...
...Error Messages POST Numeric Codes and Text Messages This section covers those POST errors that may be encountered during POST. ✎ The computer will beep once after a POST... text message is displayed on the screen. Recommended Action 1. If an expansion board was recently added, remove it to see if the problem remains. 4. Remove expansion boards. 3. Numeric Codes and Text Messages Code... Replace the system board. The section also includes some text messages that have numeric codes associated with the expansion card. 6. Verify the correct ROM. 2. If the message...