Xerox 8550 Printer User Manual


 
I – 4 Phaser 8400/8500/8550/8560 Color Printer Service Manual
media drive
assembly parts
, 9-11
function, 2-2
gearbox removal, 8-40
theory, 2-5
media path drive, 2-2
media path faults, 3-34
miscellaneous error codes, 3-33
N
NVRAM, 1-8, 2-19
NVRAM, reset, 6-14
O
oil streaks, 5-24
oiling cycle, 2-34
outer duplex guide
illustration
, 8-34
paper path part, 9-9
removal, 8-34
P
paper
color media
, 9-18
jam, 2-34
main tray, 9-9
media specifications, 1-13
pick process, 2-25
preheater, 2-16
present flag, 9-15
transfix and print speeds, 2-31
transfixing and editing, 2-27
transport system, 2-2, 2-5
paper path
check menu
, 4-16
drive problems, 4-32
ink residue, 5-5
jams, 3-34
motor jam codes, 3-54
parts list, 9-9
problems, 3-21
scratches or marks, 5-13
status, 4-46
temperature problems, 5-28
theory, 2-26
paper pick
errors
, 4-68
theory, 2-25
parts list, usage, 9-2
personality parameters, 2-20, 2-35
PEST Error Codes, 3-6
PEST error reporting, 3-6
PEST tests, 3-6
Phaser features
8400 series, 1-3
8500 series, 1-4
physical dimensions, 1-10
pick roller
cleaning
, 7-3
disassembly, 8-37
feeder faults, 3-8
jam codes, 3-62
media skews, 4-70
parts assembly, 9-9
skew margins, 5-43
theory, 2-5
pivot plate, 2-13
poor primary colors, 5-18
POST error codes, 3-4
POST error reporting, 3-4
POST tests, 4-2
power control board, 2-20
power supply, 2-20
power supply operation, 4-64
power supply, verifying, 4-64
power-up sequence, 4-51
predominate light stripes, 5-4
preheat exit sensor, 2-27
preheater
cleaning
, 2-33, 2-34
disassembly, 8-20
errors, 3-28
jams, 4-69
lift solenoid disassembly, 8-42
parts, 9-7
smudges or smears, 5-5
temperature, 4-47
test, 3-28
thermister, 3-28
transfixing, 2-27
print position, 2-11
print process, 2-23
print quality problems menu, 2-34
print speeds, 2-31
print-eject jams, troubleshooting, 4-69
printer clearances, 1-10
printer orientation, 8-2
printer part locator, 1-7
printer view
rear
, 1-8
right side with interfaces, 1-7
printer, inspecting, 7-5
printhead, 2-3
printhead maintenance cycle, 2-14
printhead movement, 2-10
printhead overview, 2-3
printhead restraints, disassembly, 8-10
print-quality defects, 5-2
process control faults, 3-10
process drive, 2-18
assembly train, 6-4
definition, 2-2
error faults, 3-15
homing, 6-8
parts list, 9-11
relation to drum, 2-13