Parts removed R31, R32,R33 ... R62, (200R) R78,R79 ... R93, (4K99) U47 (SN65LVDS048AD) C64 (10nF) R215 (33R) R107 (33R) U4 (NC7SP74K8X) R103 (10K) R7 (330R) C66 (10nF) C65 (10nF) U50 (NC7SZ126P5X) Parts added C64 ... C66, C219 ... C230 (100nF 0603, place next to U29 ... U44) V133 (SI2323DS-T1-E3, place next to J10) R7 (10K 0603, place next to V133) L72 (742792096, at start of the P3V3A power plane) C231 (100nF 0603, at start of the P3V3A power plane) V134 (schottky diode 100V,3A, SK310A-LTP, place near to F1) R31 (varistor 26V, 800A, VJ14M00200KBA, place near to F1) Part value changed R109: 220K->47K U29 ... U44: SI8540-B-FW -> INA193AIDBVT R15 ... R30: 0.1R -> 0.05R U5: DS92001TLD -> DS92001TMA (SOIC-8) U52: AD5601BKSZ -> AD5621AKSZ FPGA, pins swapped H4 -> J3 (L2_TRIG_P) H3 -> J1 (L2_TRIG_N) K3 -> H4 (BP_ADDR(2) J4 -> H3 (BP_ADDR(3) G3 -> K3 (BP_SCLK_P) G1 -> J4 (BP_SCLK_N) FPGA, bank_1 (C21, E19, G21, J18, L16, L21, N18, R21, U18, W21) VCCO_1_1 ..1_10, P2V5 -> P3V3 C36 .. C44, P2V5 -> P3V3 Nets removed CTDB_CUR_N CTDB_CUR_P CUR_P1 ... CUR_P15 CUR_N1 ... CUR_N15 SCK_R DIN_R M1 nM1 nCS nCFG_EN nRST New nets P3V3A (power plane, possibly embedded in other power plane) nLED_ENA (U1-A4) Schematic correction (last CTDB1 backannotion was missing, CTDB1 schematic is wrong here) see swapped PPS_BUSY_P(1),_N(1) / PPS_BUSY_P(4),_N(4) at R142, R126, R134