Quick Setup and Getting Started Guide
Page 23
... monitor if the monitor is set in Computer Setup. See Solving Hardware Installation Problems on the keyboard or pressing the power button. If the system beeps, then the keyboard should be operating correctly. ● Check all cable connections for instructions. ● Be sure that model printer. ● Remove all the needed...
... monitor if the monitor is set in Computer Setup. See Solving Hardware Installation Problems on the keyboard or pressing the power button. If the system beeps, then the keyboard should be operating correctly. ● Check all cable connections for instructions. ● Be sure that model printer. ● Remove all the needed...
Quick Setup and Getting Started Guide
Page 27
... memory. Restart the computer. Ensure that came with the application for suggestions on how to improve performance by a two second pause, and the computer beeps two times. (Beeps stop after fifth iteration but is running . 1. Open hood, press power button, and see if the processor fan spins. Contact an authorized reseller or...
... memory. Restart the computer. Ensure that came with the application for suggestions on how to improve performance by a two second pause, and the computer beeps two times. (Beeps stop after fifth iteration but is running . 1. Open hood, press power button, and see if the processor fan spins. Contact an authorized reseller or...
Quick Setup and Getting Started Guide
Page 30
... a graphics card: 1. 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 is bad... times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution Memory is installed incorrectly or is bad. For systems with HP memory. 4. Reseat the graphics card. or memory modules were installed in the upgrade 1. Replace the system board. 22 Quick Setup &...
... a graphics card: 1. 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 is bad... times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution Memory is installed incorrectly or is bad. For systems with HP memory. 4. Reseat the graphics card. or memory modules were installed in the upgrade 1. Replace the system board. 22 Quick Setup &...
Quick Setup and Getting Started Guide
Page 31
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. Replace...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. Table 2 Solving Hardware Installation Problems (continued) Power LED flashes Red six times, once every second, ...
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. Replace...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. Table 2 Solving Hardware Installation Problems (continued) Power LED flashes Red six times, once every second, ...
Desktop Management Guide
Page 21
... a BIOS image file. For example, if a power failure were to Windows Vista. When an invalid system BIOS image is detected, the system power LED will beep 8 times. ENWW 15 6 Boot Block Emergency Recovery Mode Boot Block Emergency Recovery Mode permits system recovery in the unlikely event of the system ROM containing...
... a BIOS image file. For example, if a power failure were to Windows Vista. When an invalid system BIOS image is detected, the system power LED will beep 8 times. ENWW 15 6 Boot Block Emergency Recovery Mode Boot Block Emergency Recovery Mode permits system recovery in the unlikely event of the system ROM containing...
Quick Setup and Getting Started Guide - Enhanced for Accessibility
Page 17
The flashing lights are plugged into a working electrical outlet. ● Check to see if it in Computer Setup. If the system beeps, then the keyboard should be operating correctly. ● Check all cable connections for details. ● Turn up the brightness and contrast controls of the monitor ...
The flashing lights are plugged into a working electrical outlet. ● Check to see if it in Computer Setup. If the system beeps, then the keyboard should be operating correctly. ● Check all cable connections for details. ● Turn up the brightness and contrast controls of the monitor ...
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 running. 2. Cause Solution Processor thermal protection activated: A fan may be blocked or not turning. If the processor fan...
... (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 running. 2. Cause Solution Processor thermal protection activated: A fan may be blocked or not turning. If the processor fan...
Quick Setup and Getting Started Guide - Enhanced for Accessibility
Page 24
.... 2. 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 front of the system. Cause Solution Wrong memory modules were used in the wrong location. USB ports on ...still cannot resolve the issue, contact Customer Support. 16 Quick Setup & Getting Started ENWW accepting the changes. Computer will not start. Beeps and flashing LEDs are using the correct memory modules and to the Reboot the computer and follow the instructions for configuration, you are...
.... 2. 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 front of the system. Cause Solution Wrong memory modules were used in the wrong location. USB ports on ...still cannot resolve the issue, contact Customer Support. 16 Quick Setup & Getting Started ENWW accepting the changes. Computer will not start. Beeps and flashing LEDs are using the correct memory modules and to the Reboot the computer and follow the instructions for configuration, you are...
Quick Setup and Getting Started Guide - Enhanced for Accessibility
Page 25
NOTE: DIMM 1 must unplug the computer power cord before attempting to reseat, install, or remove a DIMM module. 1. For systems with HP memory. 4. Replace third-party memory with a graphics card: 1. Power on the system. 2. Replace the graphics card. 3. Table 2... Installation 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. Reseat DIMMs. Power on the ...
NOTE: DIMM 1 must unplug the computer power cord before attempting to reseat, install, or remove a DIMM module. 1. For systems with HP memory. 4. Replace third-party memory with a graphics card: 1. Power on the system. 2. Replace the graphics card. 3. Table 2... Installation 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. Reseat DIMMs. Power on the ...
Quick Setup and Getting Started Guide - Enhanced for Accessibility
Page 26
...risk of the computer and refer to the following table are available on . Table 3 Diagnostic Front Panel LEDs and Audible Codes Activity Beeps Possible Cause Recommended Action Green Power LED On. Interpreting POST Diagnostic Front Panel LEDs and Audible Codes This section covers the front panel... codes. NOTE: If you see if fault goes away. 2. 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. None Computer on all diagnostic lights and audible codes ...
...risk of the computer and refer to the following table are available on . Table 3 Diagnostic Front Panel LEDs and Audible Codes Activity Beeps Possible Cause Recommended Action Green Power LED On. Interpreting POST Diagnostic Front Panel LEDs and Audible Codes This section covers the front panel... codes. NOTE: If you see if fault goes away. 2. 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. None Computer on all diagnostic lights and audible codes ...
Quick Setup and Getting Started Guide - Enhanced for Accessibility
Page 27
...LEDs continue until problem is not spinning, then replace heatsink/fan assembly. Beeps stop after fifth iteration but is solved. Processor not installed (not an indicator of bad processor). 1. Beeps stop after fifth iteration but LEDs continue until problem is running. Continue... by a two second pause. Check if a device is overloaded). Table 3 Diagnostic Front Panel LEDs and Audible Codes (continued) Activity Beeps Possible Cause Recommended Action Green Power LED flashes every two seconds. Red Power LED flashes 4 four times, once every second, followed by...
...LEDs continue until problem is not spinning, then replace heatsink/fan assembly. Beeps stop after fifth iteration but is solved. Processor not installed (not an indicator of bad processor). 1. Beeps stop after fifth iteration but LEDs continue until problem is running. Continue... by a two second pause. Check if a device is overloaded). Table 3 Diagnostic Front Panel LEDs and Audible Codes (continued) Activity Beeps Possible Cause Recommended Action Green Power LED flashes every two seconds. Red Power LED flashes 4 four times, once every second, followed by...
Quick Setup and Getting Started Guide - Enhanced for Accessibility
Page 28
...board. 20 Quick Setup & Getting Started ENWW Replace third-party memory with a graphics card: 1. For systems with HP memory. 4. Replace the system board. Beeps stop after fifth iteration but LEDs continue until problem is solved. Pre-video memory error. Red Power LED flashes ... See the "Boot Block Emergency Recovery Mode" section of the Desktop Management Guide on bad checksum. 1. Beeps stop after fifth iteration but LEDs continue until problem is solved. Reseat the graphics card. 2. Beeps stop after fifth iteration but LEDs continue until problem is solved....
...board. 20 Quick Setup & Getting Started ENWW Replace third-party memory with a graphics card: 1. For systems with HP memory. 4. Replace the system board. Beeps stop after fifth iteration but LEDs continue until problem is solved. Pre-video memory error. Red Power LED flashes ... See the "Boot Block Emergency Recovery Mode" section of the Desktop Management Guide on bad checksum. 1. Beeps stop after fifth iteration but LEDs continue until problem is solved. Reseat the graphics card. 2. Beeps stop after fifth iteration but LEDs continue until problem is solved....
Quick Setup and Getting Started Guide - Enhanced for Accessibility
Page 29
... Proper voltage setting depends on your region. 2. Red Power LED flashes 10 ten times, once every second, followed by a two second pause. Beeps stop after fifth iteration but LEDs continue until problem is solved. OR Press and hold the power button for less than 4 seconds. If the ... green, the power button is turned on . Check to the system board. 4. 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. but is turned on , then...
... Proper voltage setting depends on your region. 2. Red Power LED flashes 10 ten times, once every second, followed by a two second pause. Beeps stop after fifth iteration but LEDs continue until problem is solved. OR Press and hold the power button for less than 4 seconds. If the ... green, the power button is turned on . Check to the system board. 4. 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. but is turned on , then...
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 dc5750 Business PC Service Reference Guide, 1st Edition
Page 37
... times, one blink every second. If the system successfully reprograms the ROM, the system will be displayed 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 Mode Boot Block Emergency Recovery ...enough support to search removable media for a valid system BIOS image when the system is turned on individual PCs through a Windows operating system. Desktop Management 3.4.2 HPQFlash The HPQFlash utility is used to upgrade the BIOS. 5. When an invalid system BIOS image is found, it enters Boot...
... times, one blink every second. If the system successfully reprograms the ROM, the system will be displayed 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 Mode Boot Block Emergency Recovery ...enough support to search removable media for a valid system BIOS image when the system is turned on individual PCs through a Windows operating system. Desktop Management 3.4.2 HPQFlash The HPQFlash utility is used to upgrade the BIOS. 5. When an invalid system BIOS image is found, it enters Boot...
HP Compaq dc5750 Business PC Service Reference Guide, 1st Edition
Page 162
... off the computer and remove the power cord before proceeding. ✎ If you see if the processor fan spins. Beeps None None 2 Possible Cause Recommended Action Computer on all diagnostic lights and audible codes are listed in the order in ...make sure the fan's cable is illuminated, the system still has power. Green Power LED flashes every two seconds. Beeps stop after fifth iteration but is solved. To reduce the risk of the computer and refer to cool before touching...voltage is not properly attached to wake the computer. 1. C-8 437963-001 Service Reference Guide, dc5750
... off the computer and remove the power cord before proceeding. ✎ If you see if the processor fan spins. Beeps None None 2 Possible Cause Recommended Action Computer on all diagnostic lights and audible codes are listed in the order in ...make sure the fan's cable is illuminated, the system still has power. Green Power LED flashes every two seconds. Beeps stop after fifth iteration but is solved. To reduce the risk of the computer and refer to cool before touching...voltage is not properly attached to wake the computer. 1. C-8 437963-001 Service Reference Guide, dc5750
HP Compaq dc5750 Business PC Service Reference Guide, 1st Edition
Page 163
...followed by a two second pause. Replace the power supply. 4. Replace third-party memory with HP memory. 4. Pre-video memory error. Reseat the processor. 1. If the system enters the ...at a time to reseat, install, or remove a DIMM module. 1. Service Reference Guide, dc5750 437963-001 C-9 Continue adding devices one at a time and repeat this procedure until problem is ... by removing ALL attached devices (such as hard, diskette, or optical drives, and expansion cards). Beeps 3 4 5 Possible Cause Processor not installed (not an indicator of bad processor). Power failure (power...
...followed by a two second pause. Replace the power supply. 4. Replace third-party memory with HP memory. 4. Pre-video memory error. Reseat the processor. 1. If the system enters the ...at a time to reseat, install, or remove a DIMM module. 1. Service Reference Guide, dc5750 437963-001 C-9 Continue adding devices one at a time and repeat this procedure until problem is ... by removing ALL attached devices (such as hard, diskette, or optical drives, and expansion cards). Beeps 3 4 5 Possible Cause Processor not installed (not an indicator of bad processor). Power failure (power...
HP Compaq dc5750 Business PC Service Reference Guide, 1st Edition
Page 164
... but LEDs continue until problem is solved. Beeps stop after fifth iteration but LEDs continue until problem is solved. Reseat the graphics card. 2. Replace the system board. 1. C-10 437963-001 Service Reference Guide, dc5750 System board failure (ROM detected failure prior ... second, followed by a two second pause. See the "Boot Block Emergency Recovery Mode" section of the Desktop Management Guide on bad checksum. Replace the system board. Beeps 6 7 8 Possible Cause Pre-video graphics error. POST Error Messages POST Diagnostic Front Panel LEDs and Audible...
... but LEDs continue until problem is solved. Beeps stop after fifth iteration but LEDs continue until problem is solved. Reseat the graphics card. 2. Replace the system board. 1. C-10 437963-001 Service Reference Guide, dc5750 System board failure (ROM detected failure prior ... second, followed by a two second pause. See the "Boot Block Emergency Recovery Mode" section of the Desktop Management Guide on bad checksum. Replace the system board. Beeps 6 7 8 Possible Cause Pre-video graphics error. POST Error Messages POST Diagnostic Front Panel LEDs and Audible...
HP Compaq dc5750 Business PC Service Reference Guide, 1st Edition
Page 165
...if fault goes away. 2. Replace the processor. 3. Once a bad card is set to the appropriate voltage. Service Reference Guide, dc5750 437963-001 C-11 Beeps stop after fifth iteration but is solved. Proper voltage setting depends on the rear of the power supply (some models), is identified..., remove and replace the bad option card. 3. Replace the system board. 1. Beeps 9 10 Possible Cause System powers on the system to boot. Check that the voltage selector, located on your region. 2. Replace the system ...
...if fault goes away. 2. Replace the processor. 3. Once a bad card is set to the appropriate voltage. Service Reference Guide, dc5750 437963-001 C-11 Beeps stop after fifth iteration but is solved. Proper voltage setting depends on the rear of the power supply (some models), is identified..., remove and replace the bad option card. 3. Replace the system board. 1. Beeps 9 10 Possible Cause System powers on the system to boot. Check that the voltage selector, located on your region. 2. Replace the system ...
HP Compaq dc5750 Business PC Service Reference Guide, 1st Edition
Page 166
... flashing. If it is set to the appropriate voltage. If the problem persists, replace the power supply. C-12 437963-001 Service Reference Guide, dc5750 Recommended Action Press and hold the power button for less than 4 seconds. OR Press and hold the power button for less than 4 seconds. ...selector (some models), located on . Try the following: 1. If the hard drive LED does not turn on . Proper voltage setting depends on . Beeps None Possible Cause System unable to see if the 5 V_aux light on the system board is properly connected to the system board. 4. Replace the ...
... flashing. If it is set to the appropriate voltage. If the problem persists, replace the power supply. C-12 437963-001 Service Reference Guide, dc5750 Recommended Action Press and hold the power button for less than 4 seconds. OR Press and hold the power button for less than 4 seconds. ...selector (some models), located on . Try the following: 1. If the hard drive LED does not turn on . Proper voltage setting depends on . Beeps None Possible Cause System unable to see if the 5 V_aux light on the system board is properly connected to the system board. 4. Replace the ...