1 Working on your computer............................................................................................................ 4
Safety instructions.................................................................................................................................................................4
Safety precautions...........................................................................................................................................................5
ESD field service kit ........................................................................................................................................................6
DDR4....................................................................................................................................................................................... 8
USB features..........................................................................................................................................................................9
USB Type-C...........................................................................................................................................................................11
HDMI 2.0................................................................................................................................................................................ 11
Intel Optane memory........................................................................................................................................................... 12
Enabling Intel Optane memory......................................................................................................................................12
Disabling Intel Optane memory..................................................................................................................................... 13
3 Troubleshooting..........................................................................................................................14
Running the ePSA Diagnostics..................................................................................................................................... 14
Diagnostics............................................................................................................................................................................ 14
Diagnostic error messages..................................................................................................................................................16
System error messages....................................................................................................................................................... 19
4 Getting help...............................................................................................................................20
Contacting Dell.................................................................................................................................................................... 20
Contents
Contents
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