D014/D015/D078/D079 x SM
REPLACEMENT AND ADJUSTMENT
3. REPLACEMENT AND ADJUSTMENT....................................3-1
3.1 GENERAL CAUTIONS .........................................................................3-1
3.1.1 DRUM ..........................................................................................3-1
3.1.2 PCU .............................................................................................3-2
3.1.3 TRANSFER BELT UNIT ..............................................................3-3
3.1.4 SCANNER UNIT ..........................................................................3-3
3.1.5 LASER UNIT................................................................................3-3
3.1.6 DEVELOPMENT..........................................................................3-4
3.1.7 CLEANING...................................................................................3-5
3.1.8 FUSING UNIT..............................................................................3-5
3.1.9 PAPER FEED ..............................................................................3-5
3.1.10 USED TONER........................................................................3-5
3.2 COMMON PROCEDURES ...................................................................3-6
3.2.1 ARDF ...........................................................................................3-6
3.2.2 OPERATION PANEL, TOP COVERS..........................................3-7
3.2.3 LEFT COVERS ............................................................................3-8
3.2.4 FRONT DOOR.............................................................................3-9
3.2.5 RIGHT COVERS........................................................................3-10
3.2.6 REAR COVERS.........................................................................3-11
3.2.7 TONER HOPPER, FACEPLATE, PCU......................................3-12
Removing Hopper, Faceplate, PCU ..............................................3-12
Reinstalling PCU, Faceplate, Toner Hopper .................................3-15
3.2.8 IMAGE TRANSFER UNIT..........................................................3-17
3.2.9 DRAWER UNIT..........................................................................3-19
To pull out the drawer unit:............................................................3-19
To remove the drawer unit:............................................................3-19
3.2.10 DUPLEX UNIT......................................................................3-21
3.2.11 OPENING, LOCKING THE CONTROLLER BOX COVER...3-22
3.2.12 SD CARD STORAGE...........................................................3-23
3.3 LASER UNIT.......................................................................................3-24
3.3.1 CAUTION DECALS ...................................................................3-24
3.3.2 POLYGON MOTOR...................................................................3-25
3.3.3 LASER UNIT..............................................................................3-27
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