I-4 Service Manual
7558-xxx
media input type specifications
finisher
1-9
printer 1-9
media out actuator 4-123
media size switch PCB 4-123
menu map 3-3
MFP operator panel PCBA 4-131
MFP paper path 3-66
MFP paper path rolls 3-66
MFP RIP PCBA 4-150
MFP sensors 3-67
MFP specifications 1-2
MFP standard bin LED 4-164
models 1-1
motor
1st BTR retract
4-97
ADF feed 4-209
ADF registration 4-218
booklet end guide drive 4-324
booklet front tamper 4-327
booklet rear tamper 4-332
bridge drive 4-303
clamp drive 4-340
developer drive 4-138
fuser 4-97
fuser pressure roll retract 4-94
HCF feed lift 4-430
HCF transport 4-449
lower redrive 4-97
lower redrive shift 4-105
media transport 4-124
MPF drive 4-124
PC drive 4-138
punch carriage shift 4-377
punch unit 4-378
registration drive 4-147
stacker bin lift 4-407
stepper 4-414, 4-416, 4-417
tray module lower transport 4-280
TTM lower transport 4-280, 4-289
TTM upper transport 4-299
waste toner agitator 4-191
motor tests 3-23
ADF/scanner 3-24
finisher 3-24
printer 3-23
MPF roller 4-127
MPF top cover 4-8
MPF tray feeder 4-128
N
navigation buttons ii-xxx
notices and safety information 1-xxiii
O
operating modes 1-4
operator panel (MFP) 4-129
operator panel front cover 4-8
operator panel front cover w/ slot 4-8
operator panel left cover 4-10
operator panel right cover 4-11
operator panel speaker 4-132
operator panel top cover (MFP) 4-11
operator panel, understanding 3-1
options 1-1
options and features
finisher
stapler
3-96
upper media bin 3-103
high capacity feed 3-129
HCF media feed unit assembly operation 3-131
HCF media feed unit assembly sensor/motor func-
tions
3-133
HCF media transport roll assembly operation 3-132
media feeding 3-130
status monitoring 3-134
output source specifications 1-7
P
paddle shaft 4-374
paper jam error codes 2-12, 2-21
paper jam service checks 2-89
paper jams 3-32
paper, selecting 1-13
paper, storing 1-15
parts catalog
ADF
7-95
finisher 7-65
HCF 7-106
miscellaneous 7-118
printer 7-2
PC smart chip socket 4-134
PC/developer drive motor cooling fan 4-136
PCBA
ADF controller
4-203
authentication 4-226
bridge 4-32
charge roll HVPS 4-40
developer HVPS 4-75
finisher 4-353
finisher LVPS 4-351
fuser driver 4-90
HCF controller card 4-429
lower engine 4-104
LVPS 4-112
MFP operator panel 4-131
MFP RIP 4-150
scanner controller 4-238
sub LVPS 4-165
transfer roll HVPS 4-181
tray module controller 4-279
upper printer engine 4-187
pick roller 4-141
POR sequence 2-2
power off 4-2
power-on sequence (POR) 2-2
preprinted forms and letterhead, selecting 1-13
print engine error codes 2-12
print engine service checks 2-43
print engine theory 3-58