Xerox 7750DXF - Phaser Color Laser Printer Service Manual page 134

Test
Jam Sensors
POB Sensor
Registration Sensor
OHP Sensor
Duplex Sensor
Tray Feed Sensors
Stack Full Sensor
Fuser Exit Sensor
1st BTR Retract
Sensor
2nd BTR Retract
Sensor
Fuser Present
Read Fuser Fuses
Accum MOB Sensor
Belt Edge Sensor
4-6
Front Panel Display
LH Low Cover Area is L
LH Cover Area is L
LH Fuser Area is L
Duplex Cover Area is L
Tray Left Cover Area is L
Tray #3 Area is L
Tray #4 Area is L
Tray #5 Area is L
(F) Fin Compiler Cover Area L
(G) Fin Compiler Safety Area L
(H,J) Fin Front Cover Area is L
Fin Hor Tran Area is L
Fin Docking Area is L
POB Sensor is H
Registration Sensor is H
Left OHP is L
Right OHP is L
Duplex is L
Feed Out #1 is L
Take Away (F/O #2) is L
Feed Out #3 is L
Feed Out #4 is L
Feed Out #5 is L
Stack Full is H
Fuser Exit is L
1st BTR Retract is L
2nd BTR Retract is H
Fuser is Present
Change soon | Change
Fuse 1 is Shorted
Fuse 2 is Shorted
Fuse 3 is Shorted
(New Fuser)
MOB sensor is L
Edge is nnn (current value)
Test Operation Definition
H = Paper present
L = Paper not present
This is the FIN IN GATE.
This is the FIN HOR.TRANS.
This is the FIN EJECT.
Paper on Belt Sensor
L = Paper present
H = Paper not present
L = Paper present
H = Paper not present
L = Paper or OHP present
H = Paper or OHP not present
H = Paper present
L = Paper not present
H = Paper present
L = Paper not present
H =Output Stack not full
L = Output Stack full
H = Paper present
L = Paper not present
H = In contact
L = Retracted
H = In contact
L = Retracted
Need to cycle power to get the
results to change when installing a
new fuser.
100 page fuse
50% Life
99% Life
Open indicates Fuse is blown.
H = belt home mark is sensed
L = belt home mark not sensed
OK or Failed
Phaser 7750 Printer Service Manual