Perform a power reset (or hard reset) of your desktop computer to clear information from the computer memory without erasing personal data.
# Turn off the computer.
# Disconnect the AC adapter.
# Disconnect all nonessential peripheral devices, such as printers, scanners, external hard drives, and USB flash drives.
# NOTE:
# Do not disconnect your mouse, keyboard, or monitor.
# With the AC adapter unplugged, press and hold the power button for approximately 15 seconds.
# After you drain the capacitors, reconnect the AC adapter. Leave peripheral devices disconnected.
# Turn on the computer. from [link|https://support.hp.com/us-en/document/ish_1997210-1528385-16|here]
Check to make sure that the power LED does not show you a white blink at all. Next download the Maintenance and Service manual for your computer [link|http://h10032.www1.hp.com/ctg/Manual/c03745665.pdf|from here]
Page 96 tells you what those two blinks mean:
***Red Power LED flashes two times, once every second, followed by a two second pause***. Beeps stop after fifth iteration but LEDs continue until problem is solved
Possible cause
***Thermal protection activated:***[br]
Air flow is restricted, a fan may not be functioning, or the heatsink is not properly attached
Recommended Action
-
1.Clean the air vents on the front, back, or[br]
+
''1.Clean the air vents on the front, back, or[br]
Perform a power reset (or hard reset) of your desktop computer to clear information from the computer memory without erasing personal data.
# Turn off the computer.
# Disconnect the AC adapter.
# Disconnect all nonessential peripheral devices, such as printers, scanners, external hard drives, and USB flash drives.
# NOTE:
# Do not disconnect your mouse, keyboard, or monitor.
# With the AC adapter unplugged, press and hold the power button for approximately 15 seconds.
# After you drain the capacitors, reconnect the AC adapter. Leave peripheral devices disconnected.
# Turn on the computer. from [link|https://support.hp.com/us-en/document/ish_1997210-1528385-16|here]
-
Check to make sure that the power LED does not show you a white blink at all. Next download the Maintenance and Service manual for your computer [http://h10032.www1.hp.com/ctg/Manual/c03745665.pdf|from here]
+
Check to make sure that the power LED does not show you a white blink at all. Next download the Maintenance and Service manual for your computer [link|http://h10032.www1.hp.com/ctg/Manual/c03745665.pdf|from here]
Page 96 tells you what those two blinks mean:
-
Red Power LED flashes two times, once every second, followed by a two second pause. Beeps stop after fifth iteration but LEDs continue until problem is solved
+
***Red Power LED flashes two times, once every second, followed by a two second pause***. Beeps stop after fifth iteration but LEDs continue until problem is solved
Possible cause
-
Thermal protection activated:[br]
+
***Thermal protection activated:***[br]
Air flow is restricted, a fan may not be functioning, or the heatsink is not properly attached
Perform a power reset (or hard reset) of your desktop computer to clear information from the computer memory without erasing personal data.
# Turn off the computer.
# Disconnect the AC adapter.
# Disconnect all nonessential peripheral devices, such as printers, scanners, external hard drives, and USB flash drives.
# NOTE:
# Do not disconnect your mouse, keyboard, or monitor.
# With the AC adapter unplugged, press and hold the power button for approximately 15 seconds.
# After you drain the capacitors, reconnect the AC adapter. Leave peripheral devices disconnected.
-
# Turn on the computer. from [https://support.hp.com/us-en/document/ish_1997210-1528385-16|here]
+
# Turn on the computer. from [link|https://support.hp.com/us-en/document/ish_1997210-1528385-16|here]
+
Check to make sure that the power LED does not show you a white blink at all. Next download the Maintenance and Service manual for your computer [http://h10032.www1.hp.com/ctg/Manual/c03745665.pdf |from here]
+
+
Page 96 tells you what those two blinks mean:
+
+
Red Power LED flashes two times, once every second, followed by a two second pause. Beeps stop after fifth iteration but LEDs continue until problem is solved
+
+
Possible cause
+
+
Thermal protection activated:[br]
+
Air flow is restricted, a fan may not be functioning, or the heatsink is not properly attached
@prernacoll27717 try this first.
Power reset your desktop computer
Perform a power reset (or hard reset) of your desktop computer to clear information from the computer memory without erasing personal data.
# Turn off the computer.
# Disconnect the AC adapter.
# Disconnect all nonessential peripheral devices, such as printers, scanners, external hard drives, and USB flash drives.
# NOTE:
# Do not disconnect your mouse, keyboard, or monitor.
# With the AC adapter unplugged, press and hold the power button for approximately 15 seconds.
# After you drain the capacitors, reconnect the AC adapter. Leave peripheral devices disconnected.
# Turn on the computer. from [https://support.hp.com/us-en/document/ish_1997210-1528385-16|here]