Table of contents
1 Removal and replacement ................................................................................................ 1
Removal and replacement strategy ............................................................................................. 2
Introduction .............................................................................................................. 2
Removal and replacement strategy .............................................................................. 2
Electrostatic discharge ............................................................................................... 2
Required tools ........................................................................................................... 3
Types of screws ........................................................................................................ 4
Service approach ..................................................................................................................... 5
Before performing service .......................................................................................... 5
After performing service ............................................................................................. 6
Post-service tests ........................................................................................................ 6
Test 1 (print-quality test) ............................................................................... 6
Test 2 (copy-quality test) .............................................................................. 6
Test 3 (fax-quality test) ................................................................................ 7
Parts removal order ................................................................................................... 8
Removal and replacement procedures ........................................................................................ 9
Rollers ..................................................................................................................... 9
Pick roller .................................................................................................. 9
Separation roller ...................................................................................... 11
Transfer roller .......................................................................................... 13
Toner-cartridge drawer ............................................................................................ 15
Covers ................................................................................................................... 17
Right cover .............................................................................................. 17
Left cover ................................................................................................ 20
Rear right cover ....................................................................................... 22
Document feeder and scanner assembly ...................................................... 23
Rear-upper cover ...................................................................................... 25
Rear door and rear-lower cover ................................................................. 25
Control panel .......................................................................................... 29
Upper cover ............................................................................................ 31
USB cover and USB PCA ........................................................................... 33
Front-door and front-cover assembly ........................................................... 36
ENWW v