Lexmark CS748de User Manual

I-6 Service Manual
5026
Go Back
Previous
Next
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

Lexmark CS748de Specifications

General

Brand	Lexmark
Model	CS748de
Category	Printer
Language	English