Table of Contents
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disk test/clean 40
drive motor removal 67
D-roll assembly
removal 66
duplex
23 paper jam 18
933 error 18
diagnosis 17
paper feed problem 28
duplex feed 1 test 41
duplex feed 2 test 41
duplex option
autoconnect cable connectors
113
bottom cover removal 99
entry sensor card removal 99
exit card and cover removal
98
parts assembly 156
system card and motor
removal 101
top cover and table cover
removal 97
duplex quick test 50
E
electronics
parts assembly 150, 152
engine board
connectors 106
envelope enhance 42
envelope print test 42
Envelope+ Feeder
envelope restraint spring
adjustment 56
magnet adjustment 57
paper feed problem 29
parts assembly 158
error codes 5
ESD-sensitive parts 55
exit sensor board removal 84
164
Service Manual
F
fan (927 error) 19
fan/redrive
removal 68
features 1
flash test 43
frame
lower frame assembly removal
78
lower frame parts assembly
124
upper frame parts assembly
126
upper frame removal 95
fuser
920, 921, or 922 error 20
923 or 924 error 21
input guide removal 70
lamp removal 70
parts assembly 146, 148
removal 69
solenoid adjustment 60
solenoid removal 71
temperature and warm-up time
43
theory 20
thermistor removal 72
fuser drive gear backlash 58
fuser temperature test 44
fuser warm-up time test 44
fuser/sensor cable removal 93
G
gear train connectors 104
H
hard disk removal 82
honeycomb 21
horizontal void or streak 21
HVPS
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Table of Contents
