Dell Vostro 1520 - Power Button Light Codes

Power Button Light Codes
The power LED located in the power button on the front of the computer illuminates and blinks or remains solid to indicate five different states:
l No light—System is in the off state (S5, or mechanical (AC power not applied) OFF).
l Solid Amber—System fault, but power supply is good—normal operating state (S0).
l Blinking Amber—System fault error condition including Power Supply (only +5VSB working), Vreg failure, missing or bad CPU.
l Blinking Green—System is in power saving states S1, S3 or S4. (Blink rate is 1Hz). No fault/error condition.
l Solid Green—System is fully functional and is in S0 (ON) state.
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Memory compatibility error
2. If two modules are installed remove one and test. Try the
other module in the same slot and test. Test the other slot
with both modules.
3. Replace the memory.
4. Replace the system board.
ON-FLASH-ON
Memory is detected but has
errors
1. Reseat the memory.
2. If two modules are installed remove one and test. Try the
other module in the same slot and test. Test the other slot
with both modules.
3. Replace the memory
4. Replace the system board.
OFF-FLASH-FLASH
Modem Error
1. Reseat the modem.
2. Replace the modem.
3. Replace the system board.
FLASH-FLASH-FLASH
System board error
1. Replace the system board.
FLASH-FLASH-OFF
Option ROM Error
1. Reseat the device.
2. Replace the device.
3. Replace the system board.
OFF-ON-OFF
Storage device error
1. Reseat the hard drive and optical drive.
2. Test the computer with just the hard drive and just the optical
drive.
3. Replace the device that is causing the failure.
4. Replace the system board.
FLASH-FLASH-ON
Video card error
1. Replace the system board.