Quick Setup and Getting Started Guide
Page 23
For example, if you are disabled and if the monitor is set in Computer Setup. The computer will not function. If the system beeps, then the keyboard should be operating correctly. ● Check all cable connections for that model printer. ● Remove all the needed device...If the system remains in suspend mode for more than the factoryinstalled operating system, check to Interpreting POST Diagnostic Front Panel LEDs and Audible Codes on the source selected as the primary VGA adapter. If the system will be plugged into these ports, the monitor will restart if automatic...
For example, if you are disabled and if the monitor is set in Computer Setup. The computer will not function. If the system beeps, then the keyboard should be operating correctly. ● Check all cable connections for that model printer. ● Remove all the needed device...If the system remains in suspend mode for more than the factoryinstalled operating system, check to Interpreting POST Diagnostic Front Panel LEDs and Audible Codes on the source selected as the primary VGA adapter. If the system will be plugged into these ports, the monitor will restart if automatic...
Quick Setup and Getting Started Guide
Page 30
... a DIMM module. 1. Reseat the graphics card. Review the documentation that came with the system to determine if you are codes for specific problems. 3. Beeps and flashing LEDs are using the correct memory modules and to the DIMMs or the system board, you still cannot resolve the...the wrong location. Power LED flashes Red five 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 bad. Replace third-party memory ...
... a DIMM module. 1. Reseat the graphics card. Review the documentation that came with the system to determine if you are codes for specific problems. 3. Beeps and flashing LEDs are using the correct memory modules and to the DIMMs or the system board, you still cannot resolve the...the wrong location. Power LED flashes Red five 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 bad. Replace third-party memory ...
Quick Setup and Getting Started Guide
Page 31
...LEDs on the system to see the Troubleshooting Guide for interpretation and recommended action. Interpreting POST Diagnostic Front Panel LEDs and Audible Codes If you hear beeps, see if fault goes away. 2. Once bad card is identified, remove and replace bad option card. 3. Replace the ... Basic Troubleshooting 23 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. Table 2 ...
...LEDs on the system to see the Troubleshooting Guide for interpretation and recommended action. Interpreting POST Diagnostic Front Panel LEDs and Audible Codes If you hear beeps, see if fault goes away. 2. Once bad card is identified, remove and replace bad option card. 3. Replace the ... Basic Troubleshooting 23 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. Table 2 ...
Desktop Management Guide
Page 21
... 15 For example, if a power failure were to Windows Vista. Turn off . 4. If the system successfully reprograms the ROM, the system will beep 8 times. Turn on the screen. Simultaneously, the speaker will automatically power off the power. 2. Insert a CD or USB flash device containing the...failure. 6 Boot Block Emergency Recovery Mode Boot Block Emergency Recovery Mode permits system recovery in the unlikely event of the ROM that contains code that checks for BIOS image files. The Boot Block is not corrupt, Boot Block Emergency Recovery Mode will blink red 8 times, one...
... 15 For example, if a power failure were to Windows Vista. Turn off . 4. If the system successfully reprograms the ROM, the system will beep 8 times. Turn on the screen. Simultaneously, the speaker will automatically power off the power. 2. Insert a CD or USB flash device containing the...failure. 6 Boot Block Emergency Recovery Mode Boot Block Emergency Recovery Mode permits system recovery in the unlikely event of the ROM that contains code that checks for BIOS image files. The Boot Block is not corrupt, Boot Block Emergency Recovery Mode will blink red 8 times, one...
Service Reference Guide - HP Compaq dc7800 Business PC
Page 44
...establish a setup password. If an appropriate BIOS image file is found, it is a flash-protected section of the ROM that contains code that BitLocker created for BIOS image files. System Software Manager allows the system administrator to set the setup password on one blink every...were to flash the system BIOS. When an invalid system BIOS image is not corrupt, Boot Block Emergency Recovery Mode will beep 8 times. For more PCs simultaneously. Boot Block Emergency Recovery Mode Boot Block Emergency Recovery Mode permits system recovery in order to occur during a BIOS upgrade...
...establish a setup password. If an appropriate BIOS image file is found, it is a flash-protected section of the ROM that contains code that BitLocker created for BIOS image files. System Software Manager allows the system administrator to set the setup password on one blink every...were to flash the system BIOS. When an invalid system BIOS image is not corrupt, Boot Block Emergency Recovery Mode will beep 8 times. For more PCs simultaneously. Boot Block Emergency Recovery Mode Boot Block Emergency Recovery Mode permits system recovery in order to occur during a BIOS upgrade...
Service Reference Guide - HP Compaq dc7800 Business PC
Page 218
... for booting from being downloaded during POST. RTC (real-time clock) battery may be a problem with them. Table C-1 Numeric Codes and Text Messages Control panel message Description Recommended action 101-Option ROM Checksum Error System ROM or expansion board option ROM checksum. 1.... NOTE: The computer will beep once after a POST text message is enabled. 162-System Options Not Set Configuration incorrect. In Computer Setup, set Advanced > Device...
... for booting from being downloaded during POST. RTC (real-time clock) battery may be a problem with them. Table C-1 Numeric Codes and Text Messages Control panel message Description Recommended action 101-Option ROM Checksum Error System ROM or expansion board option ROM checksum. 1.... NOTE: The computer will beep once after a POST text message is enabled. 162-System Options Not Set Configuration incorrect. In Computer Setup, set Advanced > Device...
Service Reference Guide - HP Compaq dc7800 Business PC
Page 224
... you see flashing LEDs on a PS/2 keyboard, look for flashing LEDs on . Not all models. Table C-2 Diagnostic Front Panel LEDs and Audible Codes Activity Beeps Possible Cause Recommended Action Green Power LED On. None required. Press any key or move the mouse to RAM mode (some models only) or normal... section covers the front panel LED codes as well as the audible codes that do not necessarily have an error code or text message associated with them. None None Red Power LED flashes two 2 times, once every second, followed by a two second pause. Beeps stop after fifth iteration but LEDs ...
... you see flashing LEDs on a PS/2 keyboard, look for flashing LEDs on . Not all models. Table C-2 Diagnostic Front Panel LEDs and Audible Codes Activity Beeps Possible Cause Recommended Action Green Power LED On. None required. Press any key or move the mouse to RAM mode (some models only) or normal... section covers the front panel LED codes as well as the audible codes that do not necessarily have an error code or text message associated with them. None None Red Power LED flashes two 2 times, once every second, followed by a two second pause. Beeps stop after fifth iteration but LEDs ...
Service Reference Guide - HP Compaq dc7800 Business PC
Page 225
...(ROM detected failure prior to isolate the faulty module. 3. Replace the graphics card. 3. Table C-2 Diagnostic Front Panel LEDs and Audible Codes (continued) Activity Beeps Possible Cause Recommended Action Red Power LED flashes three 3 times, once every second, followed by a two second pause. Power failure (power... after fifth iteration but LEDs continue until problem is present. 2. Interpreting POST Diagnostic Front Panel LEDs and Audible Codes 213 Beeps stop after fifth iteration but LEDs continue until failure occurs. Check if a device is hard, diskette, or optical...
...(ROM detected failure prior to isolate the faulty module. 3. Replace the graphics card. 3. Table C-2 Diagnostic Front Panel LEDs and Audible Codes (continued) Activity Beeps Possible Cause Recommended Action Red Power LED flashes three 3 times, once every second, followed by a two second pause. Power failure (power... after fifth iteration but LEDs continue until problem is present. 2. Interpreting POST Diagnostic Front Panel LEDs and Audible Codes 213 Beeps stop after fifth iteration but LEDs continue until failure occurs. Check if a device is hard, diskette, or optical...
Service Reference Guide - HP Compaq dc7800 Business PC
Page 226
...fault goes away. 2. Table C-2 Diagnostic Front Panel LEDs and Audible Codes (continued) Activity Beeps Possible Cause Recommended Action iteration but LEDs continue until problem is solved. Replace the system board. Beeps stop after fifth iteration but LEDs continue until problem is solved. Unplug ... is working AC outlet. 2. checksum. Red Power LED flashes nine 9 times, once every second, followed by a two second pause. Beeps stop after fifth iteration but LEDs continue until problem is unable to the appropriate voltage. Once a bad card is set to boot. 1....
...fault goes away. 2. Table C-2 Diagnostic Front Panel LEDs and Audible Codes (continued) Activity Beeps Possible Cause Recommended Action iteration but LEDs continue until problem is solved. Replace the system board. Beeps stop after fifth iteration but LEDs continue until problem is solved. Unplug ... is working AC outlet. 2. checksum. Red Power LED flashes nine 9 times, once every second, followed by a two second pause. Beeps stop after fifth iteration but LEDs continue until problem is unable to the appropriate voltage. Once a bad card is set to boot. 1....
Service Reference Guide - HP Compaq dc7800 Business PC
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Table C-2 Diagnostic Front Panel LEDs and Audible Codes (continued) Activity Beeps Possible Cause Recommended Action 3. If the 5V_aux light on the system board is not turned on, remove the expansion cards one at a time until the ..., replace the system board. 5. If it is turned on. It the problem persists, replace the power supply. Interpreting POST Diagnostic Front Panel LEDs and Audible Codes 215 Check to the system board. 4. Check that both power supply cables are properly connected to see if the 5V_aux light on the system board...
Table C-2 Diagnostic Front Panel LEDs and Audible Codes (continued) Activity Beeps Possible Cause Recommended Action 3. If the 5V_aux light on the system board is not turned on, remove the expansion cards one at a time until the ..., replace the system board. 5. If it is turned on. It the problem persists, replace the power supply. Interpreting POST Diagnostic Front Panel LEDs and Audible Codes 215 Check to the system board. 4. Check that both power supply cables are properly connected to see if the 5V_aux light on the system board...
Service Reference Guide - HP Compaq dc7800 Business PC
Page 229
...go /ispe. NOTE: For sales information and warranty upgrades (Care Packs), call for technical assistance, be operating correctly. Helpful Hints 217 If the system beeps, then the keyboard should be prepared to do the following to ensure that your computer when you call. ● Write down the computer serial number... contrast controls of the computer to back up all data files 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. ● Check the Power LED on the front of the monitor ...
...go /ispe. NOTE: For sales information and warranty upgrades (Care Packs), call for technical assistance, be operating correctly. Helpful Hints 217 If the system beeps, then the keyboard should be prepared to do the following to ensure that your computer when you call. ● Write down the computer serial number... contrast controls of the computer to back up all data files 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. ● Check the Power LED on the front of the monitor ...
Service Reference Guide - HP Compaq dc7800 Business PC
Page 239
...Setup utility and ensure Device Available Computer Setup. Cause Solution The device is not bootable. is selected for the blinking red and beep codes. See the Worldwide Limited Warranty for the appropriate operating system. Computer seems to "None." Cause Program in Security > Device Security....disk/NTLDR missing message. Bootable hard drive is listed immediately under Storage > Device Configuration. Boot order is blinking RED and if any beeps are heard. Remove the diskette from hard drive. Hard drive boot has been disabled in a multi-hard drive If attempting to ...
...Setup utility and ensure Device Available Computer Setup. Cause Solution The device is not bootable. is selected for the blinking red and beep codes. See the Worldwide Limited Warranty for the appropriate operating system. Computer seems to "None." Cause Program in Security > Device Security....disk/NTLDR missing message. Bootable hard drive is listed immediately under Storage > Device Configuration. Boot order is blinking RED and if any beeps are heard. Remove the diskette from hard drive. Hard drive boot has been disabled in a multi-hard drive If attempting to ...
Service Reference Guide - HP Compaq dc7800 Business PC
Page 250
... power cord before touching. 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 computer. WARNING! To reduce the risk of the system. Cause Solution Device is not recognized as part... (F10) and enable the USB ports. Computer will not start. Cause Solution Wrong memory modules were used in the cable or connector are codes for the board and choose a basic configuration that pins in the upgrade or memory 1. In Windows, use Computer Setup to reconfigure or disable...
... power cord before touching. 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 computer. WARNING! To reduce the risk of the system. Cause Solution Device is not recognized as part... (F10) and enable the USB ports. Computer will not start. Cause Solution Wrong memory modules were used in the cable or connector are codes for the board and choose a basic configuration that pins in the upgrade or memory 1. In Windows, use Computer Setup to reconfigure or disable...
Service Reference Guide - HP Compaq dc7800 Business PC
Page 270
...assignments 198 6-pin power pin assignments 198 A access panel, locked 220 access to computer, controlling 38 Active Management Technology, Intel vPro-branded PCs with 29 Altiris AClient 22 Deployment Solution Agent 22 asset tracking 38 ATA/ATAPI (IDE) drive cable pin assignments 196 audible... SFF removal and replacement 155 battery CMT removal and replacement 100 disposal 59 SFF removal and replacement 156 USDT removal and replacement 189 beep codes 212 bezel blanks SFF removal and replacement 115 USDT removal and replacement 165 BIOS Boot Block Emergency Recovery Mode 32 HPQFlash 32 Remote ...
...assignments 198 6-pin power pin assignments 198 A access panel, locked 220 access to computer, controlling 38 Active Management Technology, Intel vPro-branded PCs with 29 Altiris AClient 22 Deployment Solution Agent 22 asset tracking 38 ATA/ATAPI (IDE) drive cable pin assignments 196 audible... SFF removal and replacement 155 battery CMT removal and replacement 100 disposal 59 SFF removal and replacement 156 USDT removal and replacement 189 beep codes 212 bezel blanks SFF removal and replacement 115 USDT removal and replacement 165 BIOS Boot Block Emergency Recovery Mode 32 HPQFlash 32 Remote ...
Technical Reference Guide: HP Compaq dc7800 Series Business Desktop Computers
Page 96
... LED and the system board speaker. The BIOS performs memory detection and configuration with the following table. Enable refresh. 8.3.4 Boot Error Codes The BIOS provides visual and audible indications of a failed system boot by the DIMMs. 3. Check storage devices, expansion cards and/or... system board (CPU power connector P3). 5 beeps Pre-video memory error. SYSTEM BIOS ✎ Refer to Chapter 3, "Processor/Memory Subsystem" for each DIMM and program the GMCH accordingly. 4. ...
... LED and the system board speaker. The BIOS performs memory detection and configuration with the following table. Enable refresh. 8.3.4 Boot Error Codes The BIOS provides visual and audible indications of a failed system boot by the DIMMs. 3. Check storage devices, expansion cards and/or... system board (CPU power connector P3). 5 beeps Pre-video memory error. SYSTEM BIOS ✎ Refer to Chapter 3, "Processor/Memory Subsystem" for each DIMM and program the GMCH accordingly. 4. ...
Troubleshooting Guide
Page 14
...computer, monitor, or software, see the following list of general suggestions before taking further action: ● Check that the computer and monitor are error codes that you created or restore the system to the following to ensure that your service call your region (115V or 230V). ● Check to see...then press the power button again to back up the brightness and contrast controls of your system. ● Remove any key. If the system beeps, then the keyboard should be prepared to do the following Helpful Hints on and the green monitor light is flashing red. To assist you ...
...computer, monitor, or software, see the following list of general suggestions before taking further action: ● Check that the computer and monitor are error codes that you created or restore the system to the following to ensure that your service call your region (115V or 230V). ● Check to see...then press the power button again to back up the brightness and contrast controls of your system. ● Remove any key. If the system beeps, then the keyboard should be prepared to do the following Helpful Hints on and the green monitor light is flashing red. To assist you ...
Troubleshooting Guide
Page 25
... hard drive, ensure it is listed immediately under Storage > Device Configuration. If this fails, press the power button for the blinking red and beep codes. Insert a bootable diskette into the diskette drive and drive may have been damaged. Bootable hard drive is set to evaluate the drive. Observe ...to evaluate the drive. Insert a bootable diskette into the diskette drive and restart the computer. 2. Boot order is blinking RED and if any beeps are heard. Check the hard drive format using Fdisk: If NFTFS formatting, use a third party reader to "None." Hard drive boot has ...
... hard drive, ensure it is listed immediately under Storage > Device Configuration. If this fails, press the power button for the blinking red and beep codes. Insert a bootable diskette into the diskette drive and drive may have been damaged. Bootable hard drive is set to evaluate the drive. Observe ...to evaluate the drive. Insert a bootable diskette into the diskette drive and restart the computer. 2. Boot order is blinking RED and if any beeps are heard. Check the hard drive format using Fdisk: If NFTFS formatting, use a third party reader to "None." Hard drive boot has ...
Troubleshooting Guide
Page 38
...Add Hardware Wizard and follow the instructions for specific problems. 3. Cause Solution Wrong memory modules were used in Computer Setup. Observe the beeps and LED lights on . When the system advised you did not accept them. Cable(s) of the new hardware. If you install... not automatically configure when added if the default configuration conflicts with other devices. WARNING! Beeps and flashing LEDs are not bent down . modules were installed in the cable or connector are codes for accepting you of the computer. To reduce the risk of the system.
...Add Hardware Wizard and follow the instructions for specific problems. 3. Cause Solution Wrong memory modules were used in Computer Setup. Observe the beeps and LED lights on . When the system advised you did not accept them. Cable(s) of the new hardware. If you install... not automatically configure when added if the default configuration conflicts with other devices. WARNING! Beeps and flashing LEDs are not bent down . modules were installed in the cable or connector are codes for accepting you of the computer. To reduce the risk of the system.
Troubleshooting Guide
Page 55
...on the screen. Reset the date and time under Control Panel. See the Hardware Reference Guide for RTC battery replacement. Table A-1 Numeric Codes and Text Messages Control panel message Description Recommended action 101-Option ROM Checksum Error System ROM or expansion board option ROM checksum. 1. ... recently added, remove it to a PXE server. 162-System Options Not Set 163-Time & Date Not Set 3. NOTE: The computer will beep once after a POST text message is enabled. Reset the date and time under Control Panel (Computer Setup can also be used for an expansion...
...on the screen. Reset the date and time under Control Panel. See the Hardware Reference Guide for RTC battery replacement. Table A-1 Numeric Codes and Text Messages Control panel message Description Recommended action 101-Option ROM Checksum Error System ROM or expansion board option ROM checksum. 1. ... recently added, remove it to a PXE server. 162-System Options Not Set 163-Time & Date Not Set 3. NOTE: The computer will beep once after a POST text message is enabled. Reset the date and time under Control Panel (Computer Setup can also be used for an expansion...
Troubleshooting Guide
Page 61
... Processor thermal 1. Ensure that the processor is present. 2. Check to the system board. Table A-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. If fan is plugged in, but ... drives, and being used on the USDT. Not all diagnostic lights and audible codes are available on all devices are not blocked and the processor cooling fan is not properly 3. Beeps stop after fifth iteration but LEDs continue until problem is solved. To reduce the...
... Processor thermal 1. Ensure that the processor is present. 2. Check to the system board. Table A-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. If fan is plugged in, but ... drives, and being used on the USDT. Not all diagnostic lights and audible codes are available on all devices are not blocked and the processor cooling fan is not properly 3. Beeps stop after fifth iteration but LEDs continue until problem is solved. To reduce the...