I-4 Service Manual
5022-xxx
paper path
diagram
3-30, 3-31
main components 3-32
mechanical drive 3-37
paper sensing 3-42
print media transport 3-33
paper pick mechanism
parts catalog
7-4
removal 4-68
Paper Prompts 3-24
paper sensing
paper exit/duplex entry sensor and bin full flag
3-43
paper pick sensor 3-42
parts catalog
cable parts packet
7-18
contact springs 7-16
CRUs 7-14
front 7-4
left 7-10
miscellaneous 7-20
rear 7-8
right 7-6
top 7-12
Perm Page Count 3-16
photoconductor unit 4-2
handling 4-2
installation 4-70
locations 5-7
parts not to be touched 4-2
removal 4-70
transportation/storage 4-2
Pick roll tires, replacement 4-71
power cords 7-15
power-on self test (POST) sequence 2-5
PPDS Emulation 3-22
print area 1-12
print quality
background
2-55
blank page 2-56
blurred or fuzzy print 2-58
half-color page 2-58
horizontal banding 2-58
horizontal line 2-58
insufficient fusing 2-58
missing image at edge 2-58
mottle (2 - 5mm speckles) 2-58
narrow vertical line 2-58
random marks 2-59
residual image 2-59
solid color page 2-60
vertical banding 2-61
printer pads
parts catalog
7-4
removal 4-73
printhead
locations
5-4
parts catalog 7-8
removal 4-74
printhead alignment 4-3
Prt Color Pg Count 3-16
Prt Mono Pg Count 3-16
Prt Quality Pgs
configuration menu
3-21
diagnostic menu 3-10
Q
Quick Test (duplex) 3-12
R
removal and cleaning precautions 4-1
removals
bin full sensor
4-38
bin full sensor removal 4-37
bump aligner gear 4-39
bump aligner motor 4-40
bump aligner rollers and springs—C53x 4-42
contact springs 4-44
covers
exit tray cover
4-15
front access cover assembly 4-16
gearbox shield 4-19
left cover 4-20
operator panel assembly 4-23
operator panel inner bezel—C52x 4-22
operator panel outer bezel 4-21
rear cover 4-25
right cover 4-26
top access cover assembly—C52x 4-28
top access cover assembly—C53x 4-32
deflector assembly—C53x only 4-46
electrophotographic (EP) process drive assembly—
C52x
4-48
electrophotographic (EP) process drive assembly—
C53x
4-51
front access door 5 V interlock switch 4-54
front door assembly 4-55
front door assembly restraint cable 4-59
fuser 4-60
fuser cable cover 4-61
high voltage power supply (HVPS) 4-62
left bellcrank 4-64
low voltage power supply (LVPS) 4-65
multipurpose feeder (MPF) swing arm assembly—C52x
only
4-67
paper pick mechanism assembly 4-68
paper tray dust cover 4-24
photoconductor unit 4-70
pick roll rubber tires 4-71
precautions 4-13
printer pad 4-73
printhead 4-74
right bellcrank 4-77
smart chip card—C52x 4-78
system card 4-79
system card support shield 4-81
toner level sensor 4-83
top access door 24 V interlock switch 4-85
top cover camshaft assembly 4-86
transfer belt 4-91
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