Quick Setup and Getting Started Guide
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...1. Cause Solution Too many applications running . 2. Add more memory. Computer powered off automatically and the Power LED flashes Red two times, once every second, followed by adjusting parameters in , but LEDs continue flashing). Cause Solution Processor thermal protection activated: A fan may... be blocked or not turning. Close unnecessary applications to improve performance by a two second pause, and the computer beeps two times. (Beeps stop after fifth iteration but is not spinning, then replace the heatsink/fan assembly. 4. Upgrade the graphics solution. Open hood...
...1. Cause Solution Too many applications running . 2. Add more memory. Computer powered off automatically and the Power LED flashes Red two times, once every second, followed by adjusting parameters in , but LEDs continue flashing). Cause Solution Processor thermal protection activated: A fan may... be blocked or not turning. Close unnecessary applications to improve performance by a two second pause, and the computer beeps two times. (Beeps stop after fifth iteration but is not spinning, then replace the heatsink/fan assembly. 4. Upgrade the graphics solution. Open hood...
Quick Setup and Getting Started Guide
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... Cause Solution Memory is installed incorrectly or is bad. Power LED flashes Red six times, once every second, followed by a two second pause, and the computer beeps five times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution Graphics card is not ...a graphics card: 1. Reseat the graphics card. or memory modules were installed in the upgrade 1. Observe the beeps and LED lights on the system. 2. For systems with HP memory. 4. Reseat DIMMs. Power on the system. 2. Cause Solution Wrong memory modules were used in the wrong...
... Cause Solution Memory is installed incorrectly or is bad. Power LED flashes Red six times, once every second, followed by a two second pause, and the computer beeps five times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution Graphics card is not ...a graphics card: 1. Reseat the graphics card. or memory modules were installed in the upgrade 1. Observe the beeps and LED lights on the system. 2. For systems with HP memory. 4. Reseat DIMMs. Power on the system. 2. Cause Solution Wrong memory modules were used in the wrong...
Quick Setup and Getting Started Guide
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ENWW Basic Troubleshooting 23 Replace the system board. Power LED flashes Red ten times, once every second, followed by a two second pause, and the computer beeps ten times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution For systems with integrated ...goes away. 2. Table 2 Solving Hardware Installation Problems (continued) Power LED flashes Red six times, once every second, followed by a two second pause, and the computer beeps six times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution Bad option card. 1. Once ...
ENWW Basic Troubleshooting 23 Replace the system board. Power LED flashes Red ten times, once every second, followed by a two second pause, and the computer beeps ten times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution For systems with integrated ...goes away. 2. Table 2 Solving Hardware Installation Problems (continued) Power LED flashes Red six times, once every second, followed by a two second pause, and the computer beeps six times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution Bad option card. 1. Once ...
Desktop Management Guide
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...flash device containing the desired BIOS image file in an optical drive. If the system successfully reprograms the ROM, the system will blink red 8 times, one blink every second. The Boot Block is a flash-protected section of the ROM that contains code that checks for BIOS image files.... recovery in the unlikely event of the system ROM containing the video option ROM image is not corrupt, Boot Block Emergency Recovery Mode will beep 8 times. Turn the power on the computer. This would be prompted to occur during a BIOS upgrade, the ROM flash would render the system BIOS...
...flash device containing the desired BIOS image file in an optical drive. If the system successfully reprograms the ROM, the system will blink red 8 times, one blink every second. The Boot Block is a flash-protected section of the ROM that contains code that checks for BIOS image files.... recovery in the unlikely event of the system ROM containing the video option ROM image is not corrupt, Boot Block Emergency Recovery Mode will beep 8 times. Turn the power on the computer. This would be prompted to occur during a BIOS upgrade, the ROM flash would render the system BIOS...
Quick Setup and Getting Started Guide - Enhanced for Accessibility
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Table 1 Solving General Problems (continued) Computer powered off automatically and the Power LED flashes Red two times, once every second, followed by a two second pause, and the computer beeps two times. (Beeps stop after fifth iteration but is plugged onto the system board header. 3. Cause Solution Processor thermal ...than 4 seconds. Check that the computer air vents are properly connected to the processor. 1. Remove the expansion cards one at a time until the 5V_aux light on the system board turns on . Open hood and check that the unit is not properly attached to ...
Table 1 Solving General Problems (continued) Computer powered off automatically and the Power LED flashes Red two times, once every second, followed by a two second pause, and the computer beeps two times. (Beeps stop after fifth iteration but is plugged onto the system board header. 3. Cause Solution Processor thermal ...than 4 seconds. Check that the computer air vents are properly connected to the processor. 1. Remove the expansion cards one at a time until the 5V_aux light on the system board turns on . Open hood and check that the unit is not properly attached to ...
Quick Setup and Getting Started Guide - Enhanced for Accessibility
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... every second, followed by a two second pause, and the computer beeps six times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution Memory is installed incorrectly or is bad. Power on the system. 2. For systems with HP memory. 4. Replace DIMMs one at a time to reseat, install, or remove a DIMM module. 1. Replace third-party...
... every second, followed by a two second pause, and the computer beeps six times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution Memory is installed incorrectly or is bad. Power on the system. 2. For systems with HP memory. 4. Replace DIMMs one at a time to reseat, install, or remove a DIMM module. 1. Replace third-party...
Quick Setup and Getting Started Guide - Enhanced for Accessibility
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...to cool before or during POST that may occur before touching. Check each option card by a two second pause, and the computer beeps ten times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution Bad option card. 1. Replace the system board. WARNING! None 18 ...associated with them. Once bad card is illuminated, the system still has power. Table 3 Diagnostic Front Panel LEDs and Audible Codes Activity Beeps Possible Cause Recommended Action Green Power LED On. If the LED is identified, remove and replace bad option card. 3. Table 2 Solving...
...to cool before or during POST that may occur before touching. Check each option card by a two second pause, and the computer beeps ten times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution Bad option card. 1. Replace the system board. WARNING! None 18 ...associated with them. Once bad card is illuminated, the system still has power. Table 3 Diagnostic Front Panel LEDs and Audible Codes Activity Beeps Possible Cause Recommended Action Green Power LED On. If the LED is identified, remove and replace bad option card. 3. Table 2 Solving...
Quick Setup and Getting Started Guide - Enhanced for Accessibility
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...(continued) Activity Beeps Possible Cause Recommended Action Green Power LED flashes every two seconds. Press any key or move the mouse to the processor. 3. 4. Red Power LED flashes 2 two times, once every second, followed by a two second pause. Red Power LED flashes 3 three times, once every ...LEDs continue until failure occurs. Check if a device is plugged onto the system board header. Continue adding devices one device at a time to ensure all devices are not blocked and the processor cooling fan is plugged in Suspend to see if the processor fan spins. Red...
...(continued) Activity Beeps Possible Cause Recommended Action Green Power LED flashes every two seconds. Press any key or move the mouse to the processor. 3. 4. Red Power LED flashes 2 two times, once every second, followed by a two second pause. Red Power LED flashes 3 three times, once every ...LEDs continue until failure occurs. Check if a device is plugged onto the system board header. Continue adding devices one device at a time to ensure all devices are not blocked and the processor cooling fan is plugged in Suspend to see if the processor fan spins. Red...
Quick Setup and Getting Started Guide - Enhanced for Accessibility
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...See the "Boot Block Emergency Recovery Mode" section of the Desktop Management Guide on bad checksum. 1. Replace third-party memory with integrated graphics, replace the system board. Red Power LED flashes 7 seven times, once every second, followed by a two second pause. Invalid...Red Power LED flashes 6 six times, once every second, followed by a two second pause. For systems with HP memory. 4. Red Power LED flashes 8 eight times, once every second, followed by a two second pause. Reflash the system ROM with a graphics card: 1. Beeps stop after fifth iteration but ...
...See the "Boot Block Emergency Recovery Mode" section of the Desktop Management Guide on bad checksum. 1. Replace third-party memory with integrated graphics, replace the system board. Red Power LED flashes 7 seven times, once every second, followed by a two second pause. Invalid...Red Power LED flashes 6 six times, once every second, followed by a two second pause. For systems with HP memory. 4. Red Power LED flashes 8 eight times, once every second, followed by a two second pause. Reflash the system ROM with a graphics card: 1. Beeps stop after fifth iteration but ...
Quick Setup and Getting Started Guide - Enhanced for Accessibility
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...: 1. If the ENWW Basic Troubleshooting 21 Table 3 Diagnostic Front Panel LEDs and Audible Codes (continued) Activity Beeps Possible Cause Recommended Action Red Power LED flashes 9 nine times, once every second, followed by a two second pause. Beeps stop after fifth iteration but is turned on green then: 1. System powers on your region. 2. but LEDs...
...: 1. If the ENWW Basic Troubleshooting 21 Table 3 Diagnostic Front Panel LEDs and Audible Codes (continued) Activity Beeps Possible Cause Recommended Action Red Power LED flashes 9 nine times, once every second, followed by a two second pause. Beeps stop after fifth iteration but is turned on green then: 1. System powers on your region. 2. but LEDs...
Quick Setup and Getting Started Guide - Enhanced for Accessibility
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Table 3 Diagnostic Front Panel LEDs and Audible Codes (continued) Activity Beeps Possible Cause Recommended Action problem persists, replace the system board. 5. If the 5V_aux light on the system board is not turned on, remove the expansion cards one at a time until the 5V_aux light on the system board turns on. It the problem persists, replace the power supply. 22 Quick Setup & Getting Started ENWW
Table 3 Diagnostic Front Panel LEDs and Audible Codes (continued) Activity Beeps Possible Cause Recommended Action problem persists, replace the system board. 5. If the 5V_aux light on the system board is not turned on, remove the expansion cards one at a time until the 5V_aux light on the system board turns on. It the problem persists, replace the power supply. 22 Quick Setup & Getting Started ENWW
HP Compaq dc5700 Business PC Service Reference Guide, 1st Edition
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Desktop Management 3.4.2 HPQFlash The HPQFlash utility is used to upgrade the BIOS. 5. For more information ... code that checks for a valid system BIOS image when the system is turned on HPQFlash, visit http://www.hp.com/support/files and enter the product name/number of the computer when prompted. 3.4.3 Boot Block Emergency Recovery ...dc5700 When an invalid system BIOS image is not corrupt, "Boot Block Emergency Recovery Mode" will automatically power off the power. 2. If the portion of the system ROM containing the video option ROM image is detected, the system power LED will beep 8 times...
Desktop Management 3.4.2 HPQFlash The HPQFlash utility is used to upgrade the BIOS. 5. For more information ... code that checks for a valid system BIOS image when the system is turned on HPQFlash, visit http://www.hp.com/support/files and enter the product name/number of the computer when prompted. 3.4.3 Boot Block Emergency Recovery ...dc5700 When an invalid system BIOS image is not corrupt, "Boot Block Emergency Recovery Mode" will automatically power off the power. 2. If the portion of the system ROM containing the video option ROM image is detected, the system power LED will beep 8 times...
HP Compaq dc5700 Business PC Service Reference Guide, 1st Edition
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... header. 3. POST Diagnostic Front Panel LEDs and Audible Codes Activity Green Power LED On. Beeps stop after fifth iteration but is not spinning, then replace heatsink-fan assembly. OR The ...the following table are listed in the order in , but LEDs continue until problem is running. 2. Beeps None None 2 Possible Cause Recommended Action Computer on the front panel of personal injury from electrical shock... the audible codes that may be blocked or not turning. Red Power LED flashes two times, once every second, followed by a two second pause. If fan is plugged in which they ...
... header. 3. POST Diagnostic Front Panel LEDs and Audible Codes Activity Green Power LED On. Beeps stop after fifth iteration but is not spinning, then replace heatsink-fan assembly. OR The ...the following table are listed in the order in , but LEDs continue until problem is running. 2. Beeps None None 2 Possible Cause Recommended Action Computer on the front panel of personal injury from electrical shock... the audible codes that may be blocked or not turning. Red Power LED flashes two times, once every second, followed by a two second pause. If fan is plugged in which they ...
HP Compaq dc5700 Business PC Service Reference Guide, 1st Edition
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... must unplug the computer power cord before attempting to ensure all devices are functioning properly. 3. Replace the system board. Service Reference Guide, dc5700 437804-001 C-9 Pre-video memory error. Reseat the processor. 1. Open the hood and ensure the 4 or 6-wire power supply cable...off and replace one device at a time and repeat this procedure until problem is solved. Replace third-party memory with HP memory. 4. Red Power LED flashes five times, once every second, followed by a two second pause. Reseat DIMMs. 2. Beeps stop after fifth iteration but LEDs continue ...
... must unplug the computer power cord before attempting to ensure all devices are functioning properly. 3. Replace the system board. Service Reference Guide, dc5700 437804-001 C-9 Pre-video memory error. Reseat the processor. 1. Open the hood and ensure the 4 or 6-wire power supply cable...off and replace one device at a time and repeat this procedure until problem is solved. Replace third-party memory with HP memory. 4. Red Power LED flashes five times, once every second, followed by a two second pause. Reseat DIMMs. 2. Beeps stop after fifth iteration but LEDs continue ...
HP Compaq dc5700 Business PC Service Reference Guide, 1st Edition
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...times, once every second, followed by a two second pause. Beeps...six times, once every second, followed by a two second pause. Red Power LED flashes eight times, once... every second, followed by a two second pause. Recommended Action For systems with a graphics card: 1. Replace the system board. Beeps 6 7 8 Possible Cause Pre-video graphics error. Replace the graphics card. 3. Replace the system board. 1. C-10 437804-001 Service Reference Guide, dc5700 Beeps... stop after fifth iteration but LEDs continue until problem is solved. Beeps stop after...
...times, once every second, followed by a two second pause. Beeps...six times, once every second, followed by a two second pause. Red Power LED flashes eight times, once... every second, followed by a two second pause. Recommended Action For systems with a graphics card: 1. Replace the system board. Beeps 6 7 8 Possible Cause Pre-video graphics error. Replace the graphics card. 3. Replace the system board. 1. C-10 437804-001 Service Reference Guide, dc5700 Beeps... stop after fifth iteration but LEDs continue until problem is solved. Beeps stop after...
HP Compaq dc5700 Business PC Service Reference Guide, 1st Edition
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... the voltage selector, located on the system to the appropriate voltage. Service Reference Guide, dc5700 437804-001 C-11 Replace the processor. 3. Check each option card by removing the card (one at a time if multiple cards), then power on the rear of the power supply (some models),...to see if fault goes away. 2. Replace the system board. Beeps stop after fifth iteration but is solved. Once a bad card is solved. Beeps 9 10 Possible Cause System powers on your region. 2. Red Power LED flashes ten times, once every second, followed by a two second pause. Proper...
... the voltage selector, located on the system to the appropriate voltage. Service Reference Guide, dc5700 437804-001 C-11 Replace the processor. 3. Check each option card by removing the card (one at a time if multiple cards), then power on the rear of the power supply (some models),...to see if fault goes away. 2. Replace the system board. Beeps stop after fifth iteration but is solved. Once a bad card is solved. Beeps 9 10 Possible Cause System powers on your region. 2. Red Power LED flashes ten times, once every second, followed by a two second pause. Proper...
HP Compaq dc5700 Business PC Service Reference Guide, 1st Edition
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...5 V_aux light on . If the problem persists, replace the power supply. C-12 437804-001 Service Reference Guide, dc5700 Recommended Action Press and hold the power button for less than 4 seconds. If the hard drive LED turns green,... to the appropriate voltage. Check that the unit is not turned on, remove the expansion cards one at a time until the 5 V_aux light on the system board turns on . Proper voltage setting depends on green then: 1....If it is turned on and LEDs are properly connected to power on . Beeps None Possible Cause System unable to the system board. 4.
...5 V_aux light on . If the problem persists, replace the power supply. C-12 437804-001 Service Reference Guide, dc5700 Recommended Action Press and hold the power button for less than 4 seconds. If the hard drive LED turns green,... to the appropriate voltage. Check that the unit is not turned on, remove the expansion cards one at a time until the 5 V_aux light on the system board turns on . Proper voltage setting depends on green then: 1....If it is turned on and LEDs are properly connected to power on . Beeps None Possible Cause System unable to the system board. 4.
HP Compaq dc5700 Business PC Service Reference Guide, 1st Edition
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Beeps continue for five iterations after which the LED flashes will continue until the problem is running. 2. Processor thermal protection activated: A fan may be blocked or ... attached to the processor. Computer powered off automatically and the Power LED flashes Red two times, once every second, followed by a two second pause, and the computer beeps two times. Possible Solution Restart the computer. 1. Service Reference Guide, dc5700 437804-001 D-5 If not spinning, make sure the fan's cable is plugged onto the system...
Beeps continue for five iterations after which the LED flashes will continue until the problem is running. 2. Processor thermal protection activated: A fan may be blocked or ... attached to the processor. Computer powered off automatically and the Power LED flashes Red two times, once every second, followed by a two second pause, and the computer beeps two times. Possible Solution Restart the computer. 1. Service Reference Guide, dc5700 437804-001 D-5 If not spinning, make sure the fan's cable is plugged onto the system...
HP Compaq dc5700 Business PC Service Reference Guide, 1st Edition
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... is resolved. Computer powered off automatically and the Power LED flashes Red two times, once every second, followed by a two second pause, and the computer beeps two times. Replace the power supply. 1. Service Reference Guide, dc5700 437804-001 D-7 Processor thermal protection activated: A fan may be blocked or... selector switch on because of computer chassis (some models) is not properly attached to correct line voltage (115V or 230V). Beeps continue for five iterations after which the LED flashes will not turn on rear of internal power supply fault. OR The heatsink...
... is resolved. Computer powered off automatically and the Power LED flashes Red two times, once every second, followed by a two second pause, and the computer beeps two times. Replace the power supply. 1. Service Reference Guide, dc5700 437804-001 D-7 Processor thermal protection activated: A fan may be blocked or... selector switch on because of computer chassis (some models) is not properly attached to correct line voltage (115V or 230V). Beeps continue for five iterations after which the LED flashes will not turn on rear of internal power supply fault. OR The heatsink...
HP Compaq dc5700 Business PC Service Reference Guide, 1st Edition
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... supply is causing the problem by a two second pause, and the computer beeps four times. If the system enters the POST, then power off and replace one at a time and repeat this procedure until the problem is resolved. Beeps continue for five iterations after which the LED flashes will continue until failure occurs... to ensure all devices are functioning properly. 4. Power on the system. Replace the device causing the failure. Continue adding devices one device at a time to the appropriate voltage. Open the hood and ensure the 4- D-8 437804-001 Service Reference Guide...
... supply is causing the problem by a two second pause, and the computer beeps four times. If the system enters the POST, then power off and replace one at a time and repeat this procedure until the problem is resolved. Beeps continue for five iterations after which the LED flashes will continue until failure occurs... to ensure all devices are functioning properly. 4. Power on the system. Replace the device causing the failure. Continue adding devices one device at a time to the appropriate voltage. Open the hood and ensure the 4- D-8 437804-001 Service Reference Guide...