Samsung CLX-9250ND, Руководство по обслуживанию

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2.7.3 Laser synchronizing detectors …………………………… 2-45
2.7.4 Automatic line position adjustment ………………………… 2-46
2.7.5 Shutter mechanism ………………………………………… 2-49
2.8 Printer Drive system ……………………………………………… 2-50
2.8.1 Drive Motors ………………………………………………… 2-50
2.8.2 Main drive unit (OPC, DEVE, ITB, T1 DIS/ENG) ………… 2-52
2.8.3 Pick-up Drive ………………………………………………… 2-53
2.8.4 MP, Regi and Duplex Drive ………………………………… 2-54
2.8.5 Fuser Exit and Duplex Return Drives ……………………… 2-55
2.8.6 LSU shutter Drive …………………………………………… 2-56
2.8.7 WTB leveling drive ………………………………………… 2-56
2.8.8 Drive of Toner Supply ……………………………………… 2-57
2.9 Scanner system ………………………………………………… 2-58
2.9.1 Scannner system overview ………………………………… 2-58
2.9.2 Scanning System components …………………………… 2-59
2.10 DADF system …………………………………………………… 2-61
2.10.1 DADF systme overview …………………………………… 2-61
2.10.2 Electric parts layout ………………………………………… 2-62
2.10.3 Description of drive system operations …………………… 2-63
2.11 Printer Electronics confi guration ……………………………… 2-69
2.11.1 Video controller …………………………………………… 2-72
2.11.2 OPE controller …………………………………………… 2-82
2.11.3 Engine controller ………………………………………… 2-86
2.11.4 Scan controller …………………………………………… 2-89
2.11.5 DADF controller …………………………………………… 2-90
2.11.6 Interface part ……………………………………………… 2-91
2.11.7 Connection part …………………………………………… 2-91
2.11.8 SMPS board ……………………………………………… 2-92
2.11.9 HVPS board ……………………………………………… 2-94
2.11.10 LSU2/LSU3 ……………………………………………… 2-98
2.11.11 Toner connector PBA …………………………………… 2-99
2.11.12 Deve Joint PBA …………………………………………… 2-100
2.11.13 Eraser PBA ……………………………………………… 2-101
2.11.14 DC Power PBA …………………………………………… 2-101
Contents