User's Manual

ASUS TS500-E8-PS4
4-19
3. CPU Warning LED (ERR_CPU1, ERR_CPU2)
TheCPUwarningLEDslightuptoindicatefailureoneitherCPU1,CPU2,orboth.
4. CATT LED (CATTERR_LED1)
TheCATTLEDindicatesthatthesystemhasexperiencedafatalorcatastrophicerror
and cannot continue to operate.