15.50. SC-Board Block DiagramPHOTO COUPLERQ661135469 811 101 213 12FCLDFCLUFCLKDFCLKUPHOTO COUPLERPHOTO COUPLER2PHOTO COUPLER4 1 23 4IC6505IC6506IC6507IC65088911 10PHOTO COUPLERIC6509FSIUFSIDPROUPROD12 814 112 814 1Q6612Q6613Q6601Q6610Q6605Q66061415 517 38 126IC6602FET DRIVERFET DRIVERIC66012019181711182891217 3641416IC6502BUFFERBUFFERIC6501247FET DRIVERIC6511Q6477Q6476Q6511Q6512724FET DRIVERIC6521FET DRIVERIC65412 74VAD+15VQ6530Q6521Q6520Q6522Q6529Q6542Q6549Q6541PHOTO COUPLERIC6510PHOTO COUPLERIC6503Q6551Q6552IC6504PHOTO COUPLERIC65422 42 42 42 41 51 51 4 2FET DRIVERQ6553VSCNQ6614S2 CMHS3 CMLCSLCSH1/2 VoVSUSD6624D6629A2A3A4A5B4B5B2B3A7A6B7B6A8A30B8B30B31A31B32A32B33A33B40A40B37A34B11B36A11A37A36B34A33A35B33A39A38B39B38B35B8B1A1A8B10A10B9A9FSIDFCLDFCLKDPRODVF5VVfVSCNQ6451Q6454IC645115VIC64533 15VIC64553 1Q6474IC6471IC6474Q6472Q6471SCSUVAD INSERT VADVSET2 INSERTCELVSET INSERTCPHVSCN GEN VSETVAD GENQ6491 Q6492IC6491VSET REG.VSUSSC20713L6612L661524811IC6605BUFFERIC6606BUFFER3697CSHCSLCMHCMLSOS1CEL2CLCLKSIUSIDCPHSCSUQ6581IC6581IC6458IC6467IC6469IC6480Vf5 SOSVfo SOSVSCAN SOSVAD SOSD6559D6468D6470D6479D6584VfoFSIUFCLUFCLKUPROUVF5VVfVfoFSIDFCLDFCLKDPRODVF5VVfVfoVfVfoFCLKUFSIUVF5VPROUFCLUVSCNVSCNVSCNVSCNVSCNScan Drive BoardSC SC42SC41TO SD42TO SU41TO D20D6583(RED LED)SCSCCPHCEL4VSETIC6452Q6462Q6461IC6417Q6463T6461 IC6456VSCN GEN VSETT6471IC6472Q6555Q650165Q6502Q6503Q6504SOS2 12121944A1A3A2A2 5 10 131B2B3B4B113864Y1Y3Y2Y4 1614CBK1192 1813CELQ6583Q6584CLKSIUSIDCLCEL2CPHCELSCSUIC6607BUFFERVSUSVSUS12SC2TO P2SC23TO P23+15V12+15VQ6612Q6611Q6622Q6621Q6554A1 B11098642SC46 TO SD46VF5VFSIDFCLDFCLKDPRODVF5V410VF5V8269TO SU45FCLKUFSIUSC45VF5VPROUFCLUTH-37/42PW7 seriesTH-37/42PWD7 seriesSC-Board Block DiagramTH-37/42PW7 seriesTH-37/42PWD7 seriesSC-Board Block DiagramTH-37PW7BX114