s/n: CHCPTY-K44X-FHBS77-SMTC-R9HDWQ or s/n: VI56KU-T4MK-8IT69V-1J4P-O5U06D or s/n: C9UVMI-QUET-XNQPY3-SBY4-WNAEHC or s/n: OQ3Q03-NHQK-180IEN-SEPV-HJSX2P or s/n: 22EQTX-1QV0-665JKL-VRCH-LC5QLT or s/n: 31LOMM-X3J8-XI9UWF-5CQH-NTF3DA or s/n: KYGJB8-WL7D-VTRX2E-YKBD-6RB17X