Request you to try following the below steps which might help:
(1) Turn off the computer.
(2) Remove all the external peripherals like Power supply unit, flash drive and all connectors.
(3) Press and hold the power button for 30sec, it releases the static on the computer (if any).
(4) Try turning on the computer.
(5) Check what color the Power button LED indicates as in the below picture
(6) The system includes a power supply with the built in self-test (BIST) feature that drives new troubleshooting steps for customers and technicians. All power supply units include a self-test ability in an isolation mode. A test button and LED are on the side of the unit where the AC plug is located. Check if the light glows as in the below picture:
(7) Also note if the computer emits any series of beep codes.
(8) You may also try connecting an external monitor to check if the displays come on it (to be done only if there is any indication that the computer is on).
(9) You may also use the below link and run a hardware diagnostics (if the display is on):
DELL-Kiran K
4 Operator
•
2K Posts
0
September 22nd, 2013 09:00
Hi smsrbrt1,
Request you to try following the below steps which might help:
(1) Turn off the computer.
(2) Remove all the external peripherals like Power supply unit, flash drive and all connectors.
(3) Press and hold the power button for 30sec, it releases the static on the computer (if any).
(4) Try turning on the computer.
(5) Check what color the Power button LED indicates as in the below picture
(6) The system includes a power supply with the built in self-test (BIST) feature that drives new troubleshooting steps for customers and technicians. All power supply units include a self-test ability in an isolation mode. A test button and LED are on the side of the unit where the AC plug is located. Check if the light glows as in the below picture:
(7) Also note if the computer emits any series of beep codes.
(8) You may also try connecting an external monitor to check if the displays come on it (to be done only if there is any indication that the computer is on).
(9) You may also use the below link and run a hardware diagnostics (if the display is on):
http://dell.to/1bz2YmL
Do reply with your findings.