Shelf ID and PSU's Fault LED flash Last updated Nov 1, 2022 Save as PDF Share Share Tweet Share Views:254Visibility:PublicVotes:1Category:fas-systemsSpecialty:hwLast Updated:11/1/2022, 5:24:47 AM Applies to FAS2620 DS224C Issue Fault LED flash on Shelf ID and PSU( Power supply unit) No any error message.