HP LaserJet Pro M402d - Page 202

paper feeder
controller and electrical
components 35
electrical components, pickup and
feed 36
jam detection 38
motor control 36
other functions, pickup and
feed 37
paper path 35
pickup and feed operation 36
Paper feeder (optional Tray 3)
operation 35
paper jams
document feeder 122
locating 102, 120
Tray 1 103, 125
Tray 2 104, 126
Tray 3 108, 130
paper movement
operation 27
paper path
550-sheet feeder (optional Tray
3) 35
paper feeder (optional Tray 3)
35
printer 27
paper pickup problems
solving 142
PCL font list 71
periods of the operation sequence
4
pickup and feed operation
paper feeder (optional Tray 3)
36
pickup, feed, and delivery
550-sheet feeder (optional Tray
3) 35
components 27
overview 27
power
consumption 176
power supply 9
See also low-voltage power
supply; high-voltage power
supply
power-on
troubleshooting 47
powersave 160
pre-troubleshooting checklist 44
primary charging process 21
print quality
archive setting 74
printer space requirements 176
printing
conguration page 65
period in operation sequence 4
troubleshooting 152
problem-solving
messages, types of 79
no response 153
slow response 154
PS font list 71
Q
quality
archive setting 74
troubleshooting repetitive image
defects 66
R
repetitive defects, troubleshooting
66, 149
reports
error 96, 97, 162
service 162
Reports menu 70
resets
NVRAM initialization 164
restoring
defaults 160
factory defaults 160
restoring default settings 74
NVRAM initialization 164
rollers and pads (printer base)
block diagram 58
S
safety
laser/scanner 17
low-voltage power supply 10
scatter, troubleshooting 149
secondary service menu 161
sensors
image-formation system 20
pickup, feed, and delivery
system 29, 51
separation process 24
service and support information v,
2, 40
Service menu 74
service menu 160
secondary 161
service menu settings 160
cleaning mode 160
powersave 160
restoring defaults 160
service page 43, 71
settings
network report 71
restoring defaults 74
System Setup menu 72
sizes, media
default, setting 72
skewed pages 148
smeared toner, troubleshooting
146
SMTP gateway
validating 169
solve problems 39
fax 166
solving
direct-connect problems 155
network problems 155
space requirements, printer 176
specications
electrical and acoustic 176
space requirments 176
specks, troubleshooting 145
spots, troubleshooting 145
standby period 4
status
messages, types of 79
supplies, printing report 71
stepping motors 8
streaks, troubleshooting 146
supplies status page 71
switches
pickup, feed, and delivery
system 29, 51
system requirements
HP Embedded Web Server 62
System Setup menu 72
T
table, repetitive defect 66
TCP/IP
settings 77
temperature
fuser heater protection 15
184 Index ENWW