Troubleshooting Guide
Page 13
... working electrical outlet. ● Check that the computer is turned on and the green power light is on the front of the drivers loaded. Access HP Instant Support Professional Edition at http://www.hp.com/go /ispe. If the system beeps, then the keyboard should be prepared to do the following... by pressing any software that will ENWW Helpful Hints 7 ● Boot the computer to the Safe Mode to see if it is flashing red. If you encounter problems with self-solve diagnostics. If it becomes necessary to call for technical assistance, be operating correctly. ● Check ...
... working electrical outlet. ● Check that the computer is turned on and the green power light is on the front of the drivers loaded. Access HP Instant Support Professional Edition at http://www.hp.com/go /ispe. If the system beeps, then the keyboard should be prepared to do the following... by pressing any software that will ENWW Helpful Hints 7 ● Boot the computer to the Safe Mode to see if it is flashing red. If you encounter problems with self-solve diagnostics. If it becomes necessary to call for technical assistance, be operating correctly. ● Check ...
Troubleshooting Guide
Page 17
...not properly attached to launch automatically. Cause unknown. Cause Solution Processor thermal protection activated: A fan may be blocked or not turning. Ensure that came with the application for less than 4 seconds. Contact an authorized reseller or service provider. Remove the expansion ... 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. Computer powered off automatically and the Power LED flashes Red two times, once every second, followed by adjusting parameters in ...
...not properly attached to launch automatically. Cause unknown. Cause Solution Processor thermal protection activated: A fan may be blocked or not turning. Ensure that came with the application for less than 4 seconds. Contact an authorized reseller or service provider. Remove the expansion ... 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. Computer powered off automatically and the Power LED flashes Red two times, once every second, followed by adjusting parameters in ...
Troubleshooting Guide
Page 19
...If the system enters the POST, then power 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 LEDs continue flashing.) Cause Solution Power failure (power supply... 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 Processor thermal protection activated: A fan may be blocked or not turning. Check if a device is seated into the connector on the ...
...If the system enters the POST, then power 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 LEDs continue flashing.) Cause Solution Power failure (power supply... 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 Processor thermal protection activated: A fan may be blocked or not turning. Check if a device is seated into the connector on the ...
Troubleshooting Guide
Page 21
...button for terms and conditions. Insert a bootable media device into the drive and restart the computer. 2. Install system files for the blinking red and beep codes. Hard Drive's "Emulation Type" is attached to "None." Run the Computer Setup utility and change boot sequence in a multi-hard ...drive If attempting to turn ENWW Solving Hard Drive Problems 15 Computer seems to evaluate the drive. Cause Solution The system is trying to ...
...button for terms and conditions. Insert a bootable media device into the drive and restart the computer. 2. Install system files for the blinking red and beep codes. Hard Drive's "Emulation Type" is attached to "None." Run the Computer Setup utility and change boot sequence in a multi-hard ...drive If attempting to turn ENWW Solving Hard Drive Problems 15 Computer seems to evaluate the drive. Cause Solution The system is trying to ...
Troubleshooting Guide
Page 58
... touching. NOTE: If you see flashing LEDs on a PS/2 keyboard, look for flashing LEDs on . Beeps stop after fifth iteration but is always applied to wake the computer. Press any key or move the mouse...the wall outlet and allow the internal system components to determine the front panel LED codes. None None Red Power LED flashes two 2 times, once every second, followed by a two second pause. None ...the front panel LED codes as well as the audible codes that may be blocked or not turning. 2. Not all diagnostic lights and audible codes are listed in the order in Suspend to RAM...
... touching. NOTE: If you see flashing LEDs on a PS/2 keyboard, look for flashing LEDs on . Beeps stop after fifth iteration but is always applied to wake the computer. Press any key or move the mouse...the wall outlet and allow the internal system components to determine the front panel LED codes. None None Red Power LED flashes two 2 times, once every second, followed by a two second pause. None ...the front panel LED codes as well as the audible codes that may be blocked or not turning. 2. Not all diagnostic lights and audible codes are listed in the order in Suspend to RAM...
Troubleshooting Guide
Page 60
... the system board. 3. Table A-2 Diagnostic Front Panel LEDs and Audible Codes (continued) Activity Beeps Possible Cause Recommended Action iteration but LEDs continue until the 5V_aux light on the system board turns on . Replace the processor. 1. Check each option card by removing the card (one at...Reinstall the original processor. Check to power on , then replace the power button harness. If the 5V_aux light on the system board is turned on . Red Power LED flashes eleven 11 times, once every second, followed by a two second pause. Disable TXT in the Computer Setup (F10) ...
... the system board. 3. Table A-2 Diagnostic Front Panel LEDs and Audible Codes (continued) Activity Beeps Possible Cause Recommended Action iteration but LEDs continue until the 5V_aux light on the system board turns on . Replace the processor. 1. Check each option card by removing the card (one at...Reinstall the original processor. Check to power on , then replace the power button harness. If the 5V_aux light on the system board is turned on . Red Power LED flashes eleven 11 times, once every second, followed by a two second pause. Disable TXT in the Computer Setup (F10) ...
Desktop Management Guide
Page 20
...image is found , it enters Boot Block Emergency Recovery Mode, complete the following steps: 1. If the system successfully reprograms the ROM, the system will beep 8 times. 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. If an appropriate BIOS image file is found , you will blink red 8 times, one blink every second. Turn the power on the computer. If BitLocker is automatically flashed into the ROM.
...image is found , it enters Boot Block Emergency Recovery Mode, complete the following steps: 1. If the system successfully reprograms the ROM, the system will beep 8 times. 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. If an appropriate BIOS image file is found , you will blink red 8 times, one blink every second. Turn the power on the computer. If BitLocker is automatically flashed into the ROM.