PXE-E61 Media Test Failure Check Cable error

Dell Inspiron 1545 BIOS version A07

PXE-E61 Media Test Failure Check Cable error when trying to boot from DVD

PXE-M0F: Exiting PXE ROM

Onboard diagnostics Cable Hardware Detect test  passed 

Onboard NIC has been disabled in BIOS

System can not boot from DVD drive

Drive spins up when a disc is inserted into the drive

Boots from hard disk drive OK