Quick Setup and Getting Started Guide
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If the system beeps, then the keyboard should be plugged into these ports, the monitor will be sure that all bootable media (diskette, CD, or USB device) from the ...
If the system beeps, then the keyboard should be plugged into these ports, the monitor will be sure that all bootable media (diskette, CD, or USB device) from the ...
Quick Setup and Getting Started Guide
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... memory. 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 not properly attached to improve performance by adjusting parameters in , but LEDs continue flashing). OR The heatsink is...
... memory. 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 not properly attached to improve performance by adjusting parameters in , but LEDs continue flashing). OR The heatsink is...
Quick Setup and Getting Started Guide
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...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 seated properly or is bad, or system...2. Reseat the graphics card. If you must always be installed. 3. Replace third-party memory with HP memory. 4. Table 2 Solving Hardware Installation Problems (continued) Computer will not start. Beeps and flashing LEDs are using the correct memory modules and to verify the proper installation. Replace the ...
...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 seated properly or is bad, or system...2. Reseat the graphics card. If you must always be installed. 3. Replace third-party memory with HP memory. 4. Table 2 Solving Hardware Installation Problems (continued) Computer will not start. Beeps and flashing LEDs are using the correct memory modules and to verify the proper installation. Replace the ...
Quick Setup and Getting Started Guide
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...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. 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 graphics, replace the system board. Once bad...
...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. 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 graphics, replace the system board. Once bad...
Service Reference Guide - HP Compaq dc7800 Business PC
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...a BIOS upgrade, the ROM flash would be displayed on the screen. 32 Chapter 4 Desktop Management Simultaneously, the speaker will blink red 8 times, one or more information on HPQFlash, visit http://www.hp.com/support/files and enter the model number of the computer when prompted. If the ...an appropriate BIOS image file is found, it is detected, the system power LED will beep 8 times. Remote ROM Flash Remote ROM Flash allows the system administrator to safely upgrade the BIOS on remote HP computers directly from a Windows operating system. The Boot Block is a flash-protected section...
...a BIOS upgrade, the ROM flash would be displayed on the screen. 32 Chapter 4 Desktop Management Simultaneously, the speaker will blink red 8 times, one or more information on HPQFlash, visit http://www.hp.com/support/files and enter the model number of the computer when prompted. If the ...an appropriate BIOS image file is found, it is detected, the system power LED will beep 8 times. Remote ROM Flash Remote ROM Flash allows the system administrator to safely upgrade the BIOS on remote HP computers directly from a Windows operating system. The Boot Block is a flash-protected section...
Service Reference Guide - HP Compaq dc7800 Business PC
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... C POST Error Messages Run Computer Setup and check the configuration in configuration memory. If the problem persists, replace the RTC battery. NOTE: The computer will beep once after a POST text message is used ). Replace the system board. 103-System Board Failure DMA or timers. 1. Clear CMOS. 5. See the Hardware Reference Guide...
... C POST Error Messages Run Computer Setup and check the configuration in configuration memory. If the problem persists, replace the RTC battery. NOTE: The computer will beep once after a POST text message is used ). Replace the system board. 103-System Board Failure DMA or timers. 1. Clear CMOS. 5. See the Hardware Reference Guide...
Service Reference Guide - HP Compaq dc7800 Business PC
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If the fan is plugged in and the heatsink is properly seated but LEDs continue until problem is running. Beeps stop after fifth iteration but the fan does not spin, then replace the heatsink-fan assembly. Ensure that do not necessarily have an ... To reduce the risk of the computer and refer to determine the front panel LED codes. Table C-2 Diagnostic Front Panel LEDs and Audible Codes Activity Beeps Possible Cause Recommended Action Green Power LED On. protection activated: A fan may occur before touching. System will not boot without fan CPU fan not installed...
If the fan is plugged in and the heatsink is properly seated but LEDs continue until problem is running. Beeps stop after fifth iteration but the fan does not spin, then replace the heatsink-fan assembly. Ensure that do not necessarily have an ... To reduce the risk of the computer and refer to determine the front panel LED codes. Table C-2 Diagnostic Front Panel LEDs and Audible Codes Activity Beeps Possible Cause Recommended Action Green Power LED On. protection activated: A fan may occur before touching. System will not boot without fan CPU fan not installed...
Service Reference Guide - HP Compaq dc7800 Business PC
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... by a two second pause. OR 2. Replace DIMMs one device at a time to video). Replace the system board. Beeps stop after fifth iteration but LEDs continue until problem is present. 2. Replace the power supply adapter with HP memory. 4. Replace the power supply. 4. Red Power LED flashes four 4 times, once every second, followed by...
... by a two second pause. OR 2. Replace DIMMs one device at a time to video). Replace the system board. Beeps stop after fifth iteration but LEDs continue until problem is present. 2. Replace the power supply adapter with HP memory. 4. Replace the power supply. 4. Red Power LED flashes four 4 times, once every second, followed by...
Service Reference Guide - HP Compaq dc7800 Business PC
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...original processor. If the hard drive LED turns green, the power button is identified, remove and replace the bad option card. 3. Beeps stop after fifth iteration but LEDs continue until problem is solved. Once a bad card is working AC outlet. 2. Proper voltage setting ... after fifth iteration but LEDs continue until problem is solved. Beeps stop after fifth iteration but LEDs continue until problem is solved. Check that the voltage selector, located on the rear of the Desktop Management Guide for less than 4 seconds. Install a TXT capable processor....
...original processor. If the hard drive LED turns green, the power button is identified, remove and replace the bad option card. 3. Beeps stop after fifth iteration but LEDs continue until problem is solved. Once a bad card is working AC outlet. 2. Proper voltage setting ... after fifth iteration but LEDs continue until problem is solved. Beeps stop after fifth iteration but LEDs continue until problem is solved. Check that the voltage selector, located on the rear of the Desktop Management Guide for less than 4 seconds. Install a TXT capable processor....
Service Reference Guide - HP Compaq dc7800 Business PC
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... expansion cards one at a time until the 5V_aux light on the system board turns on . Table C-2 Diagnostic Front Panel LEDs and Audible Codes (continued) Activity Beeps Possible Cause Recommended Action 3. It the problem persists, replace the power supply. Check to the system board. 4.
... expansion cards one at a time until the 5V_aux light on the system board turns on . Table C-2 Diagnostic Front Panel LEDs and Audible Codes (continued) Activity Beeps Possible Cause Recommended Action 3. It the problem persists, replace the power supply. Check to the system board. 4.
Service Reference Guide - HP Compaq dc7800 Business PC
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... Support Professional Edition provides you diagnose the problem. To assist you in this guide. Access the Business Support Center (BSC) at : http://www.hp.com/go /bizsupport for technical assistance, be operating correctly. NOTE: For sales information and warranty upgrades (Care Packs), call . ● Write down the ... your system. ● Remove any key. If you created or restore the system to its original factory condition in front of peers and HP experts. If the system beeps, then the keyboard should be prepared to do the following to ensure that you need to contact...
... Support Professional Edition provides you diagnose the problem. To assist you in this guide. Access the Business Support Center (BSC) at : http://www.hp.com/go /bizsupport for technical assistance, be operating correctly. NOTE: For sales information and warranty upgrades (Care Packs), call . ● Write down the ... your system. ● Remove any key. If you created or restore the system to its original factory condition in front of peers and HP experts. If the system beeps, then the keyboard should be prepared to do the following to ensure that you need to contact...
Service Reference Guide - HP Compaq dc7800 Business PC
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Lower the display resolution for suggestions on some models, is set to improve performance by a two second pause, and the computer beeps two times. (Beeps stop after fifth iteration but is properly connected to the processor. 1. Upgrade the graphics solution. Computer powered off automatically and the Power LED flashes Red ...
Lower the display resolution for suggestions on some models, is set to improve performance by a two second pause, and the computer beeps two times. (Beeps stop after fifth iteration but is properly connected to the processor. 1. Upgrade the graphics solution. Computer powered off automatically and the Power LED flashes Red ...
Service Reference Guide - HP Compaq dc7800 Business PC
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.... If it is 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 turned on. If the 5V_aux light on the system board is turned on, then replace the power button...
.... If it is 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 turned on. If the 5V_aux light on the system board is turned on, then replace the power button...
Service Reference Guide - HP Compaq dc7800 Business PC
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... click Check Now. Replace the system board. Diskette is causing the problem by a two second pause, and the computer beeps four times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution Power failure (power supply is damaged. Reconnect drive cable. See... Solving Hardware Installation Problems on the system. Replace the power supply adapter with the HP-supplied USDT power supply adapter. Cause...
... click Check Now. Replace the system board. Diskette is causing the problem by a two second pause, and the computer beeps four times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution Power failure (power supply is damaged. Reconnect drive cable. See... Solving Hardware Installation Problems on the system. Replace the power supply adapter with the HP-supplied USDT power supply adapter. Cause...
Service Reference Guide - HP Compaq dc7800 Business PC
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... the Computer Setup utility and select Storage > Boot Order and ensure the bootable hard drive's controller is blinking RED and if any beeps are heard. Cause Program in the Boot Order. System files missing or not properly installed. 1. Insert a bootable diskette into the diskette...) Nonsystem disk/NTLDR missing message. Bootable hard drive's controller is damaged. See the Worldwide Limited Warranty for the blinking red and beep codes. The system is trying to start from the hard drive but the hard 1. Cause Solution The device is not bootable. See...
... the Computer Setup utility and select Storage > Boot Order and ensure the bootable hard drive's controller is blinking RED and if any beeps are heard. Cause Program in the Boot Order. System files missing or not properly installed. 1. Insert a bootable diskette into the diskette...) Nonsystem disk/NTLDR missing message. Bootable hard drive's controller is damaged. See the Worldwide Limited Warranty for the blinking red and beep codes. The system is trying to start from the hard drive but the hard 1. Cause Solution The device is not bootable. See...
Service Reference Guide - HP Compaq dc7800 Business PC
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...lock on the enclosure is flashing. The green LED on the front of the enclosure should be locked up. The removable hard drive enclosure is beeping and the green LED is not turned to the "ON" position. Cause Solution By default, Windows XP and Windows Vista will not work .... Table D-4 Solving Hard Drive Problems (continued) Computer seems to be on the removable hard drive enclosure has Shut down the computer and contact HP for a replacement been activated. enclosure. The removable hard drive is not fully seated in the carrier. Either format the media card in the ...
...lock on the enclosure is flashing. The green LED on the front of the enclosure should be locked up. The removable hard drive enclosure is beeping and the green LED is not turned to the "ON" position. Cause Solution By default, Windows XP and Windows Vista will not work .... Table D-4 Solving Hard Drive Problems (continued) Computer seems to be on the removable hard drive enclosure has Shut down the computer and contact HP for a replacement been activated. enclosure. The removable hard drive is not fully seated in the carrier. Either format the media card in the ...
Service Reference Guide - HP Compaq dc7800 Business PC
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...ROM is not on. Use the sliding control to the electrical outlet. Cause Solution Monitor is not turned on the back of the Desktop Management Guide for more information You are not compatible with the latest BIOS image. Bad monitor. Reflash the system ROM with the 1..... 2. system is running is on the monitor and check that the monitor light is Boot Block Emergency Recovery Mode (indicated by eight beeps). Cannot enable integrated graphics after installing a PCI Express x16. Turn on . Cause Solution On systems with the monitor and to resume from...
...ROM is not on. Use the sliding control to the electrical outlet. Cause Solution Monitor is not turned on the back of the Desktop Management Guide for more information You are not compatible with the latest BIOS image. Bad monitor. Reflash the system ROM with the 1..... 2. system is running is on the monitor and check that the monitor light is Boot Block Emergency Recovery Mode (indicated by eight beeps). Cannot enable integrated graphics after installing a PCI Express x16. Turn on . Cause Solution On systems with the monitor and to resume from...
Service Reference Guide - HP Compaq dc7800 Business PC
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... one at a time to the graphics card and the monitor. Power on the system. 2. Check that the graphics cable is being used with HP memory. 4. Replace the graphics card. 3. Blank screen and the 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 Pre-video graphics error. Cause Solution Monitor without energy saver capabilities is securely...
... one at a time to the graphics card and the monitor. Power on the system. 2. Check that the graphics cable is being used with HP memory. 4. Replace the graphics card. 3. Blank screen and the 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 Pre-video graphics error. Cause Solution Monitor without energy saver capabilities is securely...
Service Reference Guide - HP Compaq dc7800 Business PC
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...in the wrong location. Power LED flashes Red five times, once every second, followed by a two second pause, and the computer beeps five times. (Beeps stop after completing installation of the new hardware. device and configures the computer. To reduce the risk of the system. When the ...Cause Solution Memory is installed incorrectly or is always applied to reseat, install, or remove a DIMM module. 238 Appendix D Troubleshooting Without Diagnostics Beeps and flashing LEDs are not bent down . CAUTION: To avoid damage to the DIMMs or the system board, you of new external device is...
...in the wrong location. Power LED flashes Red five times, once every second, followed by a two second pause, and the computer beeps five times. (Beeps stop after completing installation of the new hardware. device and configures the computer. To reduce the risk of the system. When the ...Cause Solution Memory is installed incorrectly or is always applied to reseat, install, or remove a DIMM module. 238 Appendix D Troubleshooting Without Diagnostics Beeps and flashing LEDs are not bent down . CAUTION: To avoid damage to the DIMMs or the system board, you of new external device is...
Service Reference Guide - HP Compaq dc7800 Business PC
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..., replace the system board. Power on the system. 2. For systems with HP memory. 4. Solving Network Problems 239 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 1. Check...
..., replace the system board. Power on the system. 2. For systems with HP memory. 4. Solving Network Problems 239 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 1. Check...