Diagnostics must be performed by a Dell technician replacement policy as above.įourth: you may have problems with the BIOS (if it is a brand new unit), solvable by upgrading - Dell will suggest this avenue first if you call tech support, anyway, so check you've got up-to-date BIOS and drivers. CAGE 77445 Part No 4084271 adapter, s Tube to boss. Third: motherboard is otherwise damaged (voltage regulators, buffers, and so on). FEDERAL, MILITARY, AND COMMERCIAL SPECIFICATIONS CANNOT BE PROVIDED BY OSCC. You either need to call Dell tech support and have the MB replaced for free (if under warranty), at cost - in excess of EUR 400 - or the jack may be resoldered, which will void the warranty and requires experience in disassembling and reassembling the laptop. You may see the error disappear by 'wiggling' delicately the jack in the notebook. Dell CPU Inspiron 3647 blinking orange light 5 times in a row when power button is pressed and. Second: one of the DC jack solder points on the motherboard cracked. Dell will send you a replacement adapter if the warranty is still good, or you can find one online (model PA-19 PN402, 230W). You would need a tester to determine whether the adapter is indeed supplying power. There are at least four possible causes for this error - (error 3600-0749, right?).įirst one: the adapter is faulty.

Ac adapter cannot be determined dell