User-replaceable parts ..................................................................................................................... 232 Fuser ................................................................................................................................ 233 Transfer roller .................................................................................................................. 236 Intermediate transfer belt (ITB) ........................................................................................ 238 Tray 1 pickup and separation rollers ................................................................................
241 Tray 2, 3, 4, and 5 pickup rollers .................................................................................... 243 Formatter ......................................................................................................................... 245 Tray 2 ............................................................................................................................... 248 Trays 3, 4, and 5 .............................................................................................................. 248 Service-replaceable parts .................................................................................................................
249 Secondary transfer unit .................................................................................................... 249 Multipurpose drive unit ..................................................................................................... 254 Multipurpose-tray guide (Tray 1) unit ............................................................................... 258 Cassette (Tray 2) pickup unit ........................................................................................... 259 Rear-left cover .................................................................................................................
260 Rear-right cover ............................................................................................................... 261 Rear cover ....................................................................................................................... 262 Low-voltage power-supply unit ........................................................................................ 263 High-voltage power supply PCA (A) ................................................................................ 264 Lifter-drive unit .................................................................................................................
266 Fuser motor ..................................................................................................................... 269 Intermediate-transfer belt (ITB) motor ............................................................................. 270 Face-down output bin ...................................................................................................... 271 Left cover ......................................................................................................................... 272 Laser/scanner fan duct ....................................................................................................
273 Print-cartridge driver PCA ................................................................................................ 275 High-voltage power supply PCA (B) ................................................................................ 277 Formatter case ................................................................................................................. 279 DC controller PCA ........................................................................................................... 281 Environmental sensor ......................................................................................................
283 Image-drum motor ........................................................................................................... 284 Fuser fan .......................................................................................................................... 286 Print-cartridge feed motor (black) .................................................................................... 287 Print-cartridge feed motor (yellow, magenta, and cyan) .................................................. 288 Cartridge fan unit .............................................................................................................
289 Laser/scanner fan unit ..................................................................................................... 290 Fuser power-supply unit .................................................................................................. 291 Primary transfer-roller disengagement motor .................................................................. 292 Print-cartridge drive unit (yellow and magenta) ............................................................... 293 Print-cartridge drive unit (cyan and black) .......................................................................
298 Print-cartridge interface PCA (cyan and black) ................................................................ 299 Print-cartridge interface PCA (yellow and magenta) ........................................................ 300 Main drive unit ................................................................................................................. 301 Cartridge fan duct ............................................................................................................ 303 ENWW ix