Power supply or motherboard is bad.
The flashing amber light on a Dell PC means there is a power problem between your power supply and motherboard. Chances are its the power supply, but it could be the motherboard too. Typically this will happen when the PC is put under high-heat, bad ventilation, or dirty/dusty vents.
A flashing amber light on a Dell OptiPlex 755 typically indicates a hardware issue, often related to power or system failure. It may suggest problems with the power supply, motherboard, or RAM. To troubleshoot, check all connections, reseat the RAM and any expansion cards, and ensure the power supply is functioning properly. If the issue persists, consulting the Dell support documentation or contacting technical support may be necessary.
it is probably the charging indicator. if it doesn't stop at some point like the next day u may need a new battery
It is often hard to fit an after market motherboard into dell computers, you would have to check the dell website.
The Dell Optiplex GX620 SFF uses an F8101/0F8101 type motherboard.
T5600 Motherboard
Unfortuntely, the Dell motherboard form factors are propietary, so you'll have to buy replacement motherboards directly from dell.
The Dell XPS 400 series uses a BTX format motherboard. A BTX motherboard measures approximately 325 by 266 milimeters.
If your warranty is still available for your laptop, you can send it back to Dell for a website. Alternatively, you can buy a new motherboard from Dell's official website.
by blowing me
putting the motherborad back to were it was in the begininng
$200