Xerox 7750DXF - Phaser Color Laser Printer - Page 500

Phaser 7750 Printer Index – 4
failure (code 113), 3-49
front corner on/off failure (code 118/
119)
, 3-57
mode logic failure (code 125), 3-61
move sensor on/off failure (code 111/
112)
, 3-47
front panel
adjust, diagnostics
, 4-3
configuration, 1-6
disassembly, 8-5
key shortcuts, 1-6
keys, 1-6
LED indicators, 1-6
troubleshooting, 4-14
functional specifications, 1-12
Fuser
diagnostic temperature
, 4-3
life expectancy, 2-8
main lamp failure (code 40), 3-25
paper path, 2-8
SSR2 on-time failure (code 47), 3-31
STS front failure (code 41), 3-26
STS front warm time failure (code
42)
, 3-26
STS rear failure (code 45), 3-30
STS rear warm time failure (code
46)
, 3-31
sub lamp failure (code 44), 3-29
theory of, 2-8
Fuser Exit Sensor
diagnostic test
, 4-6
Fuser Fan
disassembly
, 8-32
Fuser Fan Motor
diagnostic test
, 4-10
Fuser jams
troubleshooting
, 4-22
Fuser Present Sensor
diagnostic test
, 4-6
Fuser Temperature Sensor
diagnostic test
, 4-5
fusing, 2-3
H
Hard Drive, 6-15
HCF Sensor
diagnostic test
, 4-7
HCF/LTA Cover
disassembly
, 8-58
I
Image Processor Board
board diagram
, 1-7
connections, 1-7
disassembly, 8-38
Imaging Unit
communications failure (code 70, 71,
72, 73)
, 3-36
Imaging Unit Drive
disassembly
, 8-52
Imaging Unit Motor
service diagnostics
, 4-9
Imaging Unit Plate Assembly
disassembly
, 8-22
Imaging Unit Plate Cover
disassembly
, 8-19
Imaging Unit Rail Assembly
disassembly
, 8-24
Imaging Unit Sensor
diagnostic test
, 4-7
in/out setup
theory of
, 2-19
in/out skew, 6-3
Interlocks
diagnostic tests
, 4-5
Internal Hard Drive
disassembly
, 8-39
Inverter Transport Assembly
disassembly
, 8-14
J
Jam info
diagnostics
, 4-4
Jam Sensors
diagnostic tests
, 4-6
L
Laser Control Y