Lexmark C 746 Service Manual
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Parts catalog7-11 5026 Go Back Previous Next Assembly 5: Rear Index P/NUnits/ machUnits/ FRUDescription 5—1 40X5123 1 1 Printhead assembly 2 40X5107 1 1 System board support shield 3 40X5996 1 1 System board, 4.3 inch model 3 40X7953 1 1 System board, 2.3 inch model NS 40X0269 1 1 Power cord—USA, Canada, Bolivia, Peru NS 40X0288 1 1 Power cord (8 ft.)—Argentina NS 40X0301 1 1 Power cord (8 ft.)—Australia, New Zealand NS 40X3141 1 1 Power cord (8 ft.)—Austria, Belgium, Catalan, Czechoslovakia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Netherlands, Norway, Paraguay, Poland, Portugal, Russia, Spain, Sweden, Turkey, United Kingdom NS 40X0271 1 1 Power cord (8 ft.)—Hong Kong, Ireland, United Kingdom NS 40X4596 1 1 Power cord (8 ft.)—Brazil NS 40X0273 1 1 Power cord (8 ft.)—Chile, Uruguay NS 40X0303 1 1 Power cord (8 ft.)—China NS 40X1774 1 1 Power cord (8 ft.)—Denmark, Finland, Norway, Sweden NS 40X0275 1 1 Power cord (8 ft.)—Israel NS 40X3609 1 1 Power cord (8 ft.)—Japan NS 40X1792 1 1 Power cord (8 ft.)—Korea NS 40X1773 1 1 Power cord (8 ft.)—South Africa NS 40X1772 1 1 Power cord (8 ft.)—Switzerland NS 40X1791 1 1 Power cord (8 ft.)—Taiwan
7-12Service Manual 5026 Go Back Previous Next Assembly 6: Left (4 places) 1B (4 places)(4 places)1A 1C (4 places) (4 places) 3(8 places) (4 places) 1G 1E 1F 5 1D2 6 4
Parts catalog7-13 5026 Go Back Previous Next Assembly 6: Left Index P/NUnits/ machUnits/ FRUDescription 6—1 40X5137 1 1 Contact springs kit Includes the following: •A—Torsion PCD contact spring •B—Torsion CR contact spring •C—Contact spring cap •D—Charge roll contact spring •E—HVPS TAR contact spring •F—HVPS doctor/developer contact spring •G—HVPS Db contact spring •Screw 2 40X7159 1 1 Auger shaft and gear parts pack 3 40X5307 1 1 Waste toner HV contact assembly 4 40X5129 1 1 High-voltage power supply 5 40X1416 4 1 Toner level sensor 6 40X8373 1 1 Toner cartridge contacts
7-14Service Manual 5026 Go Back Previous Next Assembly 7: Top Index P/NUnits/ machUnits/ FRUDescription 7—1 40X5122 1 1 Color-On-Demand assembly 2 40X5109 1 1 Cooling fan 3 40X5130 1 1 Top cover camshaft assembly 4 40X5108 1 1 Cartridge cooling fan 3 4 1 2
Parts catalog7-15 5026 Go Back Previous Next Assembly 8: Cable parts packet Index P/NUnits/ machUnits/ FRUDescription NS 40X7973 1 1 Cables parts packet, including •Duplex/MPF motor cable •Fuser AC cable •Fuser DC cable •HVPS cable •Transport cable •Fuser and cartridge 1 motor cable •Cartridge 2 and 3 motor cable •USB-A cable •550 option cable •Transport motor cable •Speaker cable •UICC cable (for single-function) •UICC cable (for multi-function) •Operator panel ground cable (for single-function) •Operator panel ground cable (for multi-function) NS 40X6351 1 1 Motor driver cable
7-16Service Manual 5026 Go Back Previous Next Assembly 9: Optional 550-sheet media drawer and tray Index P/NUnits/ optUnits/ FRUDescription 9—1 40X5140 1 1 550-sheet tray option (drawer and tray assembly) 2 40X5168 2 2 Pick arm roll, 550-sheet tray 3 40X5141 1 1 550-sheet tray assembly 3 2 1
Parts catalog7-17 5026 Go Back Previous Next Assembly 10: Optional special media tray assembly Index P/NUnits/ opt.Units/ FRUDescription 10—1 40X5142 1 1 Special media assembly, including tray 2 40X5152 2 2 Pick arm roll, 550-sheet drawer 3 40X5143 1 1 Special media tray assembly 1 3 2
7-18Service Manual 5026 Go Back Previous Next Assembly 11: Optional high-capacity input option (HCIT) 42 1 6 5 7 8 11 12 10 13 14 3 9
Parts catalog7-19 5026 Go Back Previous Next Assembly 11: Optional high-capacity input option (HCIT) Index P/NUnits/ optionUnits/ FRUDescription 11—1 40X5157 1 1 Top plate assembly 2 40X5168 2 2 HCIT pick arm roll 3 40X5156 1 1 Feed with bushing 4 40X5149 1 1 HCIT rear cover 5 40X4585 2 1 Tray latch with spring 6 40X5159 1 1 HCIT controller card assembly 7 40X4587 1 1 Slide assembly with springs 8 40X5147 1 1 HCIT right cover 9 40X5155 1 1 Elevator motor with sensor 10 40X5158 1 1 Photointerrupter sensor with cable assembly 11 40X4593 2 1 HCIT drawer slide assembly 12 40X5146 1 1 HCIT front tray cover 13 40X5144 1 1 HCIT paper drawer tray assembly 14 40X5148 1 1 HCIT left cover
7-20Service Manual 5026 Go Back Previous Next Assembly 12: Options and features Index P/NUnits/ optUnits/ FRUDescription NS 40X5317 1 1 Parts packet, ISP thumbscrew and standoff NS 40X5315 1 1 Wireless ISP thumbscrew NS 40X5318 1 1 ISP thumbscrew NS 40X5136 1 1 Parts packet, screw (contains each screw used in the printer, with the exception of the parts specifically called out.) See “Screw and retainer identification table” on page 4-3. NS 40X5301 1 1 256 MB SDRAM NS 40X5302 1 1 512 MB SDRAM NS 40X5303 1 1 1024 MB SDRAM NS 40X5704 1 1 256 MB flash card NS 40X5969 1 1 Korean font card NS 40X5971 1 1 Traditional Chinese font card NS 40X5970 1 1 Simplified Chinese font card NS 40X5972 1 1 Japanese font card NS 40X7051 1 1 Lexmark PrintCryption™ card NS 40X4826 1 1 MarkNet™ N8120 10/1000 NS 40X4827 1 1 MarkNet N8130 10/100 fiber NS 40X4823 1 1 Parallel 1284-B interface card adapter NS 40X4819 1 1 Serial interface card adapter NS 40X7058 1 1 160 GB hard drive assembly NS 7377200 1 1 Option drawer relocation kit NS 40X5281 1 1 High-capacity input tray (HCIT) relocation kit NS 40X5316 1 1 14-pin JST cable assembly for ISP interface cable NS 40X8332 1 1 C74x relocation kit NS 40X1367 1 1 10 ft. parallel cable, ROHS NS 40X1368 1 1 2 meter USB cable, ROHS NS 40X1592 1 1 Print server 4-port USB NS 40X1593 1 1 Print server 1-port USB NS 40X1594 1 1 Print server parallel NS 40X8321 1 1 C746x forms + barcode NS 40X8322 1 1 C748x forms + barcode NS 40X7062 1 1 Wireless US 802.11b/g/n ISP adapter NS 40X7063 1 1 Wireless EU 802.11b/g/n ISP adapter NS 40X8324 1 1 C746x IPDS SCS TNe card NS 40X8325 1 1 C748x IPDS SCS TNe card NS 40X8327 1 1 C746x Prescribe card NS 40X8328 1 1 C748x Prescribe card NS 40X8359 1 1 Caster front wheel NS 40X8478 1 1 Caster base