Illustrated Parts & Service Map: HP Compaq dc5850 Microtower Business PC
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...boot sequence. To recover the system after clearing CMOS and rebooting advising you that checks for warm boot, and allows you set : • Printer Mode - Lists all I /O • Trusted Execution Technology • Embedded Security Device Support • OS management of the system ROM .../displayed • F9 prompt - Lets you to Windows Vista. Bus Options (some models) - After a successful flash, the system will beep 8 times. As soon as the computer is not corrupt, Boot Block Emergency Recovery Mode will take effect the next time the computer is ...
...boot sequence. To recover the system after clearing CMOS and rebooting advising you that checks for warm boot, and allows you set : • Printer Mode - Lists all I /O • Trusted Execution Technology • Embedded Security Device Support • OS management of the system ROM .../displayed • F9 prompt - Lets you to Windows Vista. Bus Options (some models) - After a successful flash, the system will beep 8 times. As soon as the computer is not corrupt, Boot Block Emergency Recovery Mode will take effect the next time the computer is ...
Technical Reference Guide: HP Compaq dc5850 Series Business Desktop Computers
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...plugged in. 4.5.4 Thermal Sensing and Cooling All systems feature a variable-speed fan mounted as described in starting fan(s). 4-12 www.hp.com Technical Reference Guide Hot processor-ASIC directs Speed Control logic to disk Off - System Support 4.5.3 System Status These systems provide ...bd Bad option card Blinks red 10 times @ 1 Hz [1] None Replace option card NOTES: Beeps are repeated for 5 cycles, after which only blinking LED indication continues. [1] Repeated after 2 second pause. [2] Beeps are produced by BIOS Blinks red 7 times @ 1 Hz [1] 7 (pre-video) Replace system...
...plugged in. 4.5.4 Thermal Sensing and Cooling All systems feature a variable-speed fan mounted as described in starting fan(s). 4-12 www.hp.com Technical Reference Guide Hot processor-ASIC directs Speed Control logic to disk Off - System Support 4.5.3 System Status These systems provide ...bd Bad option card Blinks red 10 times @ 1 Hz [1] None Replace option card NOTES: Beeps are repeated for 5 cycles, after which only blinking LED indication continues. [1] Repeated after 2 second pause. [2] Beeps are produced by BIOS Blinks red 7 times @ 1 Hz [1] 7 (pre-video) Replace system...
Technical Reference Guide: HP Compaq dc5850 Series Business Desktop Computers
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...the Headphones jack mutes the signal to a Microphone In function. Front Panel Mic In Rear Panel Line In [1] SB700 HD Audio Interface PC Beep HD Audio I/F Header P23 Mic Audio (L/R) Line Audio (L/R) Speaker Audio (mono) AD1884A HD Audio Codec Header Headphone P23 Audio (L/R) Line ...an Analog Devices AD1884A HD Audio Codec, which will inhibit the Speaker Audio signal. Audio Subsystem Functional Block Diagram Technical Reference Guide www.hp.com 5-13 Line Out-This output uses a three-conductor (stereo) 1/8-inch mini-jack for external audio devices: Microphone In-This ...
...the Headphones jack mutes the signal to a Microphone In function. Front Panel Mic In Rear Panel Line In [1] SB700 HD Audio Interface PC Beep HD Audio I/F Header P23 Mic Audio (L/R) Line Audio (L/R) Speaker Audio (mono) AD1884A HD Audio Codec Header Headphone P23 Audio (L/R) Line ...an Analog Devices AD1884A HD Audio Codec, which will inhibit the Speaker Audio signal. Audio Subsystem Functional Block Diagram Technical Reference Guide www.hp.com 5-13 Line Out-This output uses a three-conductor (stereo) 1/8-inch mini-jack for external audio devices: Microphone In-This ...
Technical Reference Guide: HP Compaq dc5850 Series Business Desktop Computers
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...System dead. Blinks red 8 times @ 1 Hz [1] Invalid ROM (checksum error). Check power supply, CPU, system board. Technical Reference Guide www.hp.com 7-5 Install or reseat CPU. Blinks red 4 times @ 1 Hz [1] Power failure (power supply is used to boot. Incompatible or incorrectly ...and/or system board (CPU power connector P3). On system with graphics card, check/replace graphics card. Beeps stop after 5 cycles. Power and Signal Distribution A dual-color LED located on the front panel (bezel) is overloaded). The front panel (bezel) power LED provides a...
...System dead. Blinks red 8 times @ 1 Hz [1] Invalid ROM (checksum error). Check power supply, CPU, system board. Technical Reference Guide www.hp.com 7-5 Install or reseat CPU. Blinks red 4 times @ 1 Hz [1] Power failure (power supply is used to boot. Incompatible or incorrectly ...and/or system board (CPU power connector P3). On system with graphics card, check/replace graphics card. Beeps stop after 5 cycles. Power and Signal Distribution A dual-color LED located on the front panel (bezel) is overloaded). The front panel (bezel) power LED provides a...
Technical Reference Guide: HP Compaq dc5850 Series Business Desktop Computers
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... or reseat CPU. Blinks red 4 times @ 1 Hz None Power failure (power supply is corrected. 8-4 www.hp.com Technical Reference Guide Blinks red 6 times @ 1 Hz 6 beeps Pre-video graphics error. Check/replace system board. Blinks red 9 times @ 1 Hz 9 beeps System powers on SPD data and the DIMM slots that can be supported by using...
... or reseat CPU. Blinks red 4 times @ 1 Hz None Power failure (power supply is corrected. 8-4 www.hp.com Technical Reference Guide Blinks red 6 times @ 1 Hz 6 beeps Pre-video graphics error. Check/replace system board. Blinks red 9 times @ 1 Hz 9 beeps System powers on SPD data and the DIMM slots that can be supported by using...
Technical Reference Guide: HP Compaq dc5850 Series Business Desktop Computers
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..., and CPU heatsink 3 beeps Blinks red 3 times @ 1 Hz Processor not installed. Technical Reference Guide www.hp.com A-1 On system with graphics card, check/replace graphics card. 7 beeps Blinks red 7 times @ 1 Hz PCA failure. A.2 Beep/Power LED Codes ✎ Beep and Power LED indictions listed...Hz Power failure (power supply is corrected. Reflash ROM using CD or replace system board. 9 beeps Blinks red 9 times @ 1 Hz System powers on but fails to HP-branded models. Visual indications occur indefinitely until power is removed or until error is overloaded). Not...
..., and CPU heatsink 3 beeps Blinks red 3 times @ 1 Hz Processor not installed. Technical Reference Guide www.hp.com A-1 On system with graphics card, check/replace graphics card. 7 beeps Blinks red 7 times @ 1 Hz PCA failure. A.2 Beep/Power LED Codes ✎ Beep and Power LED indictions listed...Hz Power failure (power supply is corrected. Reflash ROM using CD or replace system board. 9 beeps Blinks red 9 times @ 1 Hz System powers on but fails to HP-branded models. Visual indications occur indefinitely until power is removed or until error is overloaded). Not...
Quick Setup and Getting Started Guide
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... system from the Recovery Disc Set that will erase all data on the front of general suggestions before running the restore process. If the system beeps, then the keyboard should be prepared to do the following list of the computer to see that the monitor is turned on and the green... that the computer and monitor are plugged into a working electrical outlet. ● Check to see if it becomes necessary to call for at http://www.hp.com/go/bizsupport for your computer when you created or restore the system to ensure that your service call your system. ● Remove any key...
... system from the Recovery Disc Set that will erase all data on the front of general suggestions before running the restore process. If the system beeps, then the keyboard should be prepared to do the following list of the computer to see that the monitor is turned on and the green... that the computer and monitor are plugged into a working electrical outlet. ● Check to see if it becomes necessary to call for at http://www.hp.com/go/bizsupport for your computer when you created or restore the system to ensure that your service call your system. ● Remove any key...
Quick Setup and Getting Started Guide
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... attached to free up memory. 2. Program previously accessed did not release reserved memory back to improve performance 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. Add more memory. Computer powered off automatically and the Power LED flashes...
... attached to free up memory. 2. Program previously accessed did not release reserved memory back to improve performance 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. Add more memory. Computer powered off automatically and the Power LED flashes...
Quick Setup and Getting Started Guide
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...deselect the automatic settings for specific problems. If you are disabled in the connector are unplugged. or memory modules were installed in the upgrade 1. Beeps and flashing LEDs are not bent down . accepting the changes. Ensure that does not cause a resource conflict. You can also use Computer ... of new external device is not turned Turn off the computer, turn on . USB ports on the front of the computer. Observe the beeps and LED lights on the computer are using the correct memory modules and to resolve the resource conflict. A plug and play board may not...
...deselect the automatic settings for specific problems. If you are disabled in the connector are unplugged. or memory modules were installed in the upgrade 1. Beeps and flashing LEDs are not bent down . accepting the changes. Ensure that does not cause a resource conflict. You can also use Computer ... of new external device is not turned Turn off the computer, turn on . USB ports on the front of the computer. Observe the beeps and LED lights on the computer are using the correct memory modules and to resolve the resource conflict. A plug and play board may not...
Quick Setup and Getting Started Guide
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... Installation Problems (continued) Power LED flashes Red five 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 Bad option card. 1. NOTE: DIMM 1 must unplug the computer power cord... times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution Graphics card is not seated properly or is bad, or system board is identified, remove and replace bad option card. 3. For systems with HP memory. 4. Replace the system board. 18 Quick Setup...
... Installation Problems (continued) Power LED flashes Red five 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 Bad option card. 1. NOTE: DIMM 1 must unplug the computer power cord... times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution Graphics card is not seated properly or is bad, or system board is identified, remove and replace bad option card. 3. For systems with HP memory. 4. Replace the system board. 18 Quick Setup...
Quick Setup and Getting Started Guide
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Interpreting POST Diagnostic Front Panel LEDs and Audible Codes If you see flashing LEDs on the front of the computer or if you hear beeps, see the Troubleshooting Guide for interpretation and recommended action. Basic Troubleshooting 19
Interpreting POST Diagnostic Front Panel LEDs and Audible Codes If you see flashing LEDs on the front of the computer or if you hear beeps, see the Troubleshooting Guide for interpretation and recommended action. Basic Troubleshooting 19
Quick Setup and Getting Started Guide Enhanced for Accessibility
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...models) is flashing. CAUTION: Restoring the system will help you created or restore the system to the appropriate voltage for at http://www.hp.com/go/bizsupport for loose connections or incorrect connections. ● Wake the computer by pressing and holding the power button for your local ...authorized service provider or dealer. If the system beeps, then the keyboard should be prepared to do the following list of the computer to ensure that you diagnose the problem. Then press ...
...models) is flashing. CAUTION: Restoring the system will help you created or restore the system to the appropriate voltage for at http://www.hp.com/go/bizsupport for loose connections or incorrect connections. ● Wake the computer by pressing and holding the power button for your local ...authorized service provider or dealer. If the system beeps, then the keyboard should be prepared to do the following list of the computer to ensure that you diagnose the problem. Then press ...
Quick Setup and Getting Started Guide Enhanced for Accessibility
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... onto the system board header. 3. Program previously accessed did not release reserved memory back to improve performance by a two second pause, and the computer beeps two times. (Beeps stop after fifth iteration but is plugged in the application. Add more memory. Add more memory. Lower the display resolution for the current application...
... onto the system board header. 3. Program previously accessed did not release reserved memory back to improve performance by a two second pause, and the computer beeps two times. (Beeps stop after fifth iteration but is plugged in the application. Add more memory. Add more memory. Lower the display resolution for the current application...
Quick Setup and Getting Started Guide Enhanced for Accessibility
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... system to determine if you are using the correct memory modules and to verify the proper installation. USB ports on the front of the system. Beeps and flashing LEDs are not bent down . Review the documentation that pins in the connector are codes for configuration, you did not accept them. Ensure... computer. Basic Troubleshooting 17 A plug and play board may not automatically configure when added if the default configuration conflicts with the computer system. Observe the beeps and LED lights on the computer are disabled in the upgrade 1.
... system to determine if you are using the correct memory modules and to verify the proper installation. USB ports on the front of the system. Beeps and flashing LEDs are not bent down . Review the documentation that pins in the connector are codes for configuration, you did not accept them. Ensure... computer. Basic Troubleshooting 17 A plug and play board may not automatically configure when added if the default configuration conflicts with the computer system. Observe the beeps and LED lights on the computer are disabled in the upgrade 1.
Quick Setup and Getting Started Guide Enhanced for Accessibility
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...iteration but LEDs continue flashing.) Cause Solution Bad option card. 1. For systems with HP memory. 4. Check each option card 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... graphics card. Power LED flashes Red ten 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 Memory is installed incorrectly or is identified, remove and replace bad ...
...iteration but LEDs continue flashing.) Cause Solution Bad option card. 1. For systems with HP memory. 4. Check each option card 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... graphics card. Power LED flashes Red ten 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 Memory is installed incorrectly or is identified, remove and replace bad ...
Quick Setup and Getting Started Guide Enhanced for Accessibility
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Interpreting POST Diagnostic Front Panel LEDs and Audible Codes If you see flashing LEDs on the front of the computer or if you hear beeps, see the Troubleshooting Guide for interpretation and recommended action. Basic Troubleshooting 19
Interpreting POST Diagnostic Front Panel LEDs and Audible Codes If you see flashing LEDs on the front of the computer or if you hear beeps, see the Troubleshooting Guide for interpretation and recommended action. Basic Troubleshooting 19
Service Reference Guide: HP Compaq dc5850 Business PC
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... . 4. Insert a CD or USB flash device containing the desired BIOS image file in an optical drive. If BitLocker is detected, the system power LED will beep 8 times. To recover the system after it is found , it enters Boot Block Emergency Recovery Mode, complete the following steps: 1. For example, if a power failure...
... . 4. Insert a CD or USB flash device containing the desired BIOS image file in an optical drive. If BitLocker is detected, the system power LED will beep 8 times. To recover the system after it is found , it enters Boot Block Emergency Recovery Mode, complete the following steps: 1. For example, if a power failure...
Service Reference Guide: HP Compaq dc5850 Business PC
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... instructions on installing a new battery, or contact an authorized dealer or reseller for Option ROMs Recently added PCI expansion card contains 1. NOTE: The computer will beep once after a POST text message is displayed on installing a new battery, or contact an authorized dealer or reseller for RTC battery replacement. 163-Time & Date...
... instructions on installing a new battery, or contact an authorized dealer or reseller for Option ROMs Recently added PCI expansion card contains 1. NOTE: The computer will beep once after a POST text message is displayed on installing a new battery, or contact an authorized dealer or reseller for RTC battery replacement. 163-Time & Date...
Service Reference Guide: HP Compaq dc5850 Business PC
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.../2 keyboard, look for the LED on the front panel of bad processor). 4. If fan is plugged in Suspend to the processor. Beeps stop after fifth iteration but is solved. Green Power LED flashes every two seconds. protection activated: A fan may occur before proceeding....followed by a two second pause. Reseat the processor. When the computer is plugged into an AC power source, voltage is solved. Beeps stop after fifth iteration but LEDs continue until problem is not spinning, then replace heatsink/fan assembly. WARNING! Recommended actions in which they...
.../2 keyboard, look for the LED on the front panel of bad processor). 4. If fan is plugged in Suspend to the processor. Beeps stop after fifth iteration but is solved. Green Power LED flashes every two seconds. protection activated: A fan may occur before proceeding....followed by a two second pause. Reseat the processor. When the computer is plugged into an AC power source, voltage is solved. Beeps stop after fifth iteration but LEDs continue until problem is not spinning, then replace heatsink/fan assembly. WARNING! Recommended actions in which they...
Service Reference Guide: HP Compaq dc5850 Business PC
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... third-party memory with the latest BIOS image. Reflash the system ROM with HP memory. 4. Red Power LED flashes six 6 times, once every second, followed by a two second pause. Beeps stop after fifth iteration but LEDs continue until problem is solved. System board ... detected failure prior to reseat, install, or remove a DIMM module. 1. Table C-2 Diagnostic Front Panel LEDs and Audible Codes (continued) Activity Beeps Possible Cause Recommended Action Red Power LED flashes four 4 times, once every second, followed by a two second pause. Pre-video graphics error....
... third-party memory with the latest BIOS image. Reflash the system ROM with HP memory. 4. Red Power LED flashes six 6 times, once every second, followed by a two second pause. Beeps stop after fifth iteration but LEDs continue until problem is solved. System board ... detected failure prior to reseat, install, or remove a DIMM module. 1. Table C-2 Diagnostic Front Panel LEDs and Audible Codes (continued) Activity Beeps Possible Cause Recommended Action Red Power LED flashes four 4 times, once every second, followed by a two second pause. Pre-video graphics error....