Lexmark CS748de, Service Manual

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I-6
Service Manual
5026
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920.03, 920.25-transfer module
2-99
920.04—POST error
2-100
920.05—POST error
2-101
920.06—Input sensor
2-101
920.07—POST error
2-102
920.08—Exit sensor
2-103
920.09—POST error
2-104
920.10—POST error
2-105
920.11—POST error
2-106
920.12—POST error
2-108
920.13—POST error
2-109
920.14—POST error
2-110
920.15, 920.20—POST error
2-111
920.16—POST error
2-111
920.17—POST error
2-112
920.18—POST error
2-113
920.19—POST error
2-113
920.21—POST error
2-115
920.23—POST error
2-116
920.27, 920.28, 920.29-POST error
2-117
920.32—MPF paper present sensor not connected
2-117
925.01, 925.03, 925.05—fan error
2-117
925.02, 925.04, 925.06—blower error
2-118
945.xx, 947.xx—Transfer roll error
2-119
950.00–950.29-EPROM mismatch
2-121
956.xx-system board failure
2-122
bubble sensor
2-125
dead printer
2-127
networking
2-127
operator panel
2-130
print quality
2-131
tray linking
2-140
service error codes
2-21
Servo Laser Test
3-20
skew
3-5
,
4-8
,
4-18
duplex skew test
3-18
printhead alignment
4-8
,
4-18
,
4-156
specifications
dimensions
1-4
start
2-1
Static Sensor Tests
3-19
symptoms
print quality
2-10
printer
2-9
system board
parts catalog
7-10
removal
4-163
service check
2-122
system board support shield
parts catalog
7-10
removal
4-168
T
test pages
print quality test pages
3-13
,
3-28
Quick Test
3-8
quick test (duplex)
3-16
theory
electrical interlock
24 V interlock switch
3-73
5 V interlock switch
3-73
electrophotographic (EP) process
charging
3-65
cleaning
3-72
developing
3-69
exposing
3-68
fusing
3-71
main components
3-63
transferring
3-70
electrophotographic process (EP)
3-63
paper path
3-51
main components
3-52
mechanical drive
3-57
paper sensing
3-61
print media transport
3-53
toner density calibration
3-31
toner level sensor
parts catalog
7-12
removal
4-171
toner patch sensing (TPS)
3-31
toner sensors
service check
2-104
,
2-105
,
2-106
,
2-108
tools required
1-16
top access cover assembly
parts catalog
7-2
removal
4-54
top cover assembly
parts catalog
7-2
removal
4-58
top cover camshaft assembly
parts catalog
7-14
removal
4-173
transfer belt, part of transfer module
4-179
transfer module
removal
4-179
service check
2-99
,
2-111
,
2-113
transfer roll
service check
2-119
transport cable
removal
4-181
transport motor cable, removal
4-183
tray 1 missing
service check
2-139
tray linking, service check
2-140
U
USB HS Test Mode
3-16
USB Speed
3-34
W
waste toner assembly, removal
4-184
Wipe Disk
3-33
wireless network antenna
4-198
wireless network card
4-199