Quick Setup and Getting Started Guide
Page 23
If the system beeps, then the keyboard should be the default VGA source in Computer Setup. If the system will not function. During boot, the other option. See Solving ...
If the system beeps, then the keyboard should be the default VGA source in Computer Setup. If the system will not function. During boot, the other option. See Solving ...
Quick Setup and Getting Started Guide
Page 27
Cause Solution Too many applications running . 2. stressful on how 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. 2. Add more memory. Upgrade the graphics solution. Open hood, press power button, and see if ...
Cause Solution Too many applications running . 2. stressful on how 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. 2. Add more memory. Upgrade the graphics solution. Open hood, press power button, and see if ...
Quick Setup and Getting Started Guide
Page 30
... is bad, or system board is bad. Replace the graphics card. 3. Cause Solution Wrong memory modules were used in the wrong location. Beeps and flashing LEDs are using the correct memory modules and to reseat, install, or remove a DIMM module. 1. NOTE: DIMM 1 must ...always be installed. 3. For systems with HP memory. 4. 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 ...
... is bad, or system board is bad. Replace the graphics card. 3. Cause Solution Wrong memory modules were used in the wrong location. Beeps and flashing LEDs are using the correct memory modules and to reseat, install, or remove a DIMM module. 1. NOTE: DIMM 1 must ...always be installed. 3. For systems with HP memory. 4. 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 ...
Quick Setup and Getting Started Guide
Page 31
...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. Replace the system board. Once bad card is identified, remove and replace bad option card.... 3. 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. ENWW Basic ...
...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. Replace the system board. Once bad card is identified, remove and replace bad option card.... 3. 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. ENWW Basic ...
Desktop Management Guide
Page 21
..., the system power LED will automatically power off the power. 2. Turn on the screen. If BitLocker is not corrupt, Boot Block Emergency Recovery Mode will beep 8 times. For example, if a power failure were to Windows Vista. Turn off . 4.
..., the system power LED will automatically power off the power. 2. Turn on the screen. If BitLocker is not corrupt, Boot Block Emergency Recovery Mode will beep 8 times. For example, if a power failure were to Windows Vista. Turn off . 4.
Quick Setup and Getting Started Guide - Enhanced for Accessibility
Page 17
If the system beeps, then the keyboard should be operating correctly. ● Check all cable connections for loose connections or incorrect connections. ● Wake the computer by pressing and ...
If the system beeps, then the keyboard should be operating correctly. ● Check all cable connections for loose connections or incorrect connections. ● Wake the computer by pressing and ...
Quick Setup and Getting Started Guide - Enhanced for Accessibility
Page 22
... (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 not spinning, then replace the heatsink/fan assembly. 4. Contact an authorized reseller or service provider. Replace the system...
... (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 not spinning, then replace the heatsink/fan assembly. 4. Contact an authorized reseller or service provider. Replace the system...
Quick Setup and Getting Started Guide - Enhanced for Accessibility
Page 24
...a resource conflict. Enter Computer Setup (F10) and enable the USB ports. or memory modules were installed in the upgrade 1. Observe the beeps and LED lights on . Cause Solution Power switch of new external device is not recognized as part of the system. When the system advised...not start. Cause Solution Wrong memory modules were used in the wrong location. USB ports on the computer to resolve the resource conflict. Beeps and flashing LEDs are disabled in Computer Setup. then turn on the external device, on the front of changes to verify the proper ...
...a resource conflict. Enter Computer Setup (F10) and enable the USB ports. or memory modules were installed in the upgrade 1. Observe the beeps and LED lights on . Cause Solution Power switch of new external device is not recognized as part of the system. When the system advised...not start. Cause Solution Wrong memory modules were used in the wrong location. USB ports on the computer to resolve the resource conflict. Beeps and flashing LEDs are disabled in Computer Setup. then turn on the external device, on the front of changes to verify the proper ...
Quick Setup and Getting Started Guide - Enhanced for Accessibility
Page 25
...the graphics card. 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 board... Problems (continued) 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 with...
...the graphics card. 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 board... Problems (continued) 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 with...
Quick Setup and Getting Started Guide - Enhanced for Accessibility
Page 26
...table to determine the front panel LED codes. NOTE: If you see if fault goes away. 2. Table 3 Diagnostic Front Panel LEDs and Audible Codes Activity Beeps Possible Cause Recommended Action Green Power LED On. 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. Table 2 Solving Hardware Installation Problems (continued) Power LED flashes Red ten times, ...
...table to determine the front panel LED codes. NOTE: If you see if fault goes away. 2. Table 3 Diagnostic Front Panel LEDs and Audible Codes Activity Beeps Possible Cause Recommended Action Green Power LED On. 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. Table 2 Solving Hardware Installation Problems (continued) Power LED flashes Red ten times, ...
Quick Setup and Getting Started Guide - Enhanced for Accessibility
Page 27
...mode (some models only) or normal Suspend mode. If the processor fan is not spinning, make sure the fan's cable is overloaded). Beeps stop after fifth iteration but is causing the problem by a two second pause. Reseat the processor. If the system enters the POST,...system board header. ENWW Basic Troubleshooting 19 Processor not installed (not an indicator of bad processor). 1. Beeps stop after fifth iteration but LEDs continue until problem is solved. Beeps stop after fifth iteration but LEDs continue until problem is solved. Power on the system board. 2. ...
...mode (some models only) or normal Suspend mode. If the processor fan is not spinning, make sure the fan's cable is overloaded). Beeps stop after fifth iteration but is causing the problem by a two second pause. Reseat the processor. If the system enters the POST,...system board header. ENWW Basic Troubleshooting 19 Processor not installed (not an indicator of bad processor). 1. Beeps stop after fifth iteration but LEDs continue until problem is solved. Beeps stop after fifth iteration but LEDs continue until problem is solved. Power on the system board. 2. ...
Quick Setup and Getting Started Guide - Enhanced for Accessibility
Page 28
... latest BIOS image. See the "Boot Block Emergency Recovery Mode" section of the Desktop Management Guide on bad checksum. 1. Table 3 Diagnostic Front Panel LEDs and Audible Codes (continued) Activity Beeps Possible Cause Recommended Action Red Power LED flashes 5 five times, once every second,...but LEDs continue until problem is solved. Replace the graphics card. 3. Pre-video graphics error. Reflash the system ROM with HP memory. 4. Beeps stop after fifth iteration but LEDs continue until problem is solved. Replace the system board. Red Power LED flashes 7 seven ...
... latest BIOS image. See the "Boot Block Emergency Recovery Mode" section of the Desktop Management Guide on bad checksum. 1. Table 3 Diagnostic Front Panel LEDs and Audible Codes (continued) Activity Beeps Possible Cause Recommended Action Red Power LED flashes 5 five times, once every second,...but LEDs continue until problem is solved. Replace the graphics card. 3. Pre-video graphics error. Reflash the system ROM with HP memory. 4. Beeps stop after fifth iteration but LEDs continue until problem is solved. Replace the system board. Red Power LED flashes 7 seven ...
Quick Setup and Getting Started Guide - Enhanced for Accessibility
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.... OR Press and hold the power button for less than 4 seconds. Check that both power supply cables are not flashing. Beeps stop after fifth iteration but LEDs continue until problem is identified, remove and replace the bad option card. 3. Proper voltage setting... 3. 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 LEDs continue until problem is plugged into a working...
.... OR Press and hold the power button for less than 4 seconds. Check that both power supply cables are not flashing. Beeps stop after fifth iteration but LEDs continue until problem is identified, remove and replace the bad option card. 3. Proper voltage setting... 3. 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 LEDs continue until problem is plugged into a working...
Quick Setup and Getting Started Guide - Enhanced for Accessibility
Page 30
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 Table 3 Diagnostic Front Panel LEDs and Audible Codes (continued) Activity Beeps Possible Cause Recommended Action problem persists, replace the system board. 5.
HP Compaq dc7700 Business Desktop PC Service Reference Guide, 1st Edition
Page 40
...flash failure. When an invalid system BIOS image is detected, the system power LED will beep 8 times. Turn off . 4. For more information on . ■ If the...image when the system is turned on HPQFlash, visit http://www.hp.com/support/files and enter the product name/number of the ... to restart the computer. 3-10 433612-001 Service Reference Guide, dc7700 Turn the power on the computer. If the portion of the ... Block Emergency Recovery Mode" will automatically power off the power. 2. Desktop Management 3.4.2 HPQFlash The HPQFlash utility is used to upgrade the BIOS. 5. This...
...flash failure. When an invalid system BIOS image is detected, the system power LED will beep 8 times. Turn off . 4. For more information on . ■ If the...image when the system is turned on HPQFlash, visit http://www.hp.com/support/files and enter the product name/number of the ... to restart the computer. 3-10 433612-001 Service Reference Guide, dc7700 Turn the power on the computer. If the portion of the ... Block Emergency Recovery Mode" will automatically power off the power. 2. Desktop Management 3.4.2 HPQFlash The HPQFlash utility is used to upgrade the BIOS. 5. This...
HP Compaq dc7700 Business Desktop PC Service Reference Guide, 1st Edition
Page 213
... lights and audible codes are available on . Beeps stop after fifth iteration but is not spinning, then replace heatsink-fan assembly. OR The heatsink/fan assembly is illuminated, the system still has power. None required. Service Reference Guide, dc7700 433612-001 C-9 Power off the computer and ...board header. 3. If the processor fan is not spinning, make sure the fan's cable is solved. Green Power LED flashes every two seconds. Beeps None None 2 Possible Cause Recommended Action Computer on all models. Open hood, press power button, and see flashing LEDs on a PS/2 keyboard...
... lights and audible codes are available on . Beeps stop after fifth iteration but is not spinning, then replace heatsink-fan assembly. OR The heatsink/fan assembly is illuminated, the system still has power. None required. Service Reference Guide, dc7700 433612-001 C-9 Power off the computer and ...board header. 3. If the processor fan is not spinning, make sure the fan's cable is solved. Green Power LED flashes every two seconds. Beeps None None 2 Possible Cause Recommended Action Computer on all models. Open hood, press power button, and see flashing LEDs on a PS/2 keyboard...
HP Compaq dc7700 Business Desktop PC Service Reference Guide, 1st Edition
Page 214
... a time to isolate the faulty module. 3. Replace third-party memory with HP memory. 4. Red Power LED flashes four times, once every second, followed... that is present. 2. Beeps 3 4 5 Possible Cause Processor not installed (not an indicator of bad processor). Beeps stop after fifth iteration but... LEDs continue until problem is seated into the connector on the system. Replace the system board. Beeps...ensure the 4 or 6-wire power supply cable is solved. Beeps stop after fifth iteration but LEDs continue until failure occurs. Replace...
... a time to isolate the faulty module. 3. Replace third-party memory with HP memory. 4. Red Power LED flashes four times, once every second, followed... that is present. 2. Beeps 3 4 5 Possible Cause Processor not installed (not an indicator of bad processor). Beeps stop after fifth iteration but... LEDs continue until problem is seated into the connector on the system. Replace the system board. Beeps...ensure the 4 or 6-wire power supply cable is solved. Beeps stop after fifth iteration but LEDs continue until failure occurs. Replace...
HP Compaq dc7700 Business Desktop PC Service Reference Guide, 1st Edition
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... is solved. See the "Boot Block Emergency Recovery Mode" section of the Desktop Management Guide on bad checksum. Beeps stop after fifth iteration but LEDs continue until problem is solved. Replace the system board. 1. Reflash the ROM with a graphics card: 1. Beeps 6 7 8 Possible Cause Pre-video graphics error. Replace the system board. For ...Power LED flashes six times, once every second, followed by a two second pause. System board failure (ROM detected failure prior to video). Service Reference Guide, dc7700 433612-001 C-11 Reseat the graphics card. 2.
... is solved. See the "Boot Block Emergency Recovery Mode" section of the Desktop Management Guide on bad checksum. Beeps stop after fifth iteration but LEDs continue until problem is solved. Replace the system board. 1. Reflash the ROM with a graphics card: 1. Beeps 6 7 8 Possible Cause Pre-video graphics error. Replace the system board. For ...Power LED flashes six times, once every second, followed by a two second pause. System board failure (ROM detected failure prior to video). Service Reference Guide, dc7700 433612-001 C-11 Reseat the graphics card. 2.
HP Compaq dc7700 Business Desktop PC Service Reference Guide, 1st Edition
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... is unable to boot. Proper voltage setting depends on the system to the appropriate voltage. Once a bad card is solved. Beeps stop after fifth iteration but LEDs continue until problem is solved. Red Power LED flashes ten times, once every second, followed by... if multiple cards), then power on your region. 2. Recommended Action 1. Replace the system board. 1. C-12 433612-001 Service Reference Guide, dc7700 Bad option card. Replace the system board. Replace the processor. 3. POST Error Messages POST Diagnostic Front Panel LEDs and Audible Codes (Continued) ...
... is unable to boot. Proper voltage setting depends on the system to the appropriate voltage. Once a bad card is solved. Beeps stop after fifth iteration but LEDs continue until problem is solved. Red Power LED flashes ten times, once every second, followed by... if multiple cards), then power on your region. 2. Recommended Action 1. Replace the system board. 1. C-12 433612-001 Service Reference Guide, dc7700 Bad option card. Replace the system board. Replace the processor. 3. POST Error Messages POST Diagnostic Front Panel LEDs and Audible Codes (Continued) ...
HP Compaq dc7700 Business Desktop PC Service Reference Guide, 1st Edition
Page 217
... into a working correctly. Replace the system board. If the problem persists, replace the power supply. Try the following: 1. Service Reference Guide, dc7700 433612-001 C-13 Check that the unit is properly connected to see if the 5 V_aux light on the system board is not turned on, ...Proper voltage setting depends on green then: 1. If the hard drive LED does not turn on your region. 2. Check to the system board. 3. Beeps None Possible Cause System unable to the system board. 4. If the 5 V_aux light on the system board is turned on . Check that the voltage...
... into a working correctly. Replace the system board. If the problem persists, replace the power supply. Try the following: 1. Service Reference Guide, dc7700 433612-001 C-13 Check that the unit is properly connected to see if the 5 V_aux light on the system board is not turned on, ...Proper voltage setting depends on green then: 1. If the hard drive LED does not turn on your region. 2. Check to the system board. 3. Beeps None Possible Cause System unable to the system board. 4. If the 5 V_aux light on the system board is turned on . Check that the voltage...