Motor And Fuser Roller Resistances - Xerox 1235DT - Phaser Color Solid Ink Printer Service Manual

Motor and fuser roller resistances

1.
Turn off the printer and disconnect the power cord.
2.
With a DMM set for measuring resistance, test each motor's windings for
correct resistance (disconnected from the printer).

Motor and fuser roller resistances

Motor
Yellow drum unit motor
Magenta drum unit motor
Cyan drum unit motor
Black drum unit motor
Transfer belt motor
Registration motor
Fuser motor
Main feed drive motor
Fuser unit
New fuser: The resistance
between pins C and D of the
lower roller will be O , a fuse.
Used fuser: The between pins
C and D of the lower roller will
be open. The fuse indicates a
new fuser and is blown within
seconds of being installed to
indicate a fuser now in use.
38 Phaser 1235 Network Color Printer
Measure between ...
Between motor Pins 1 and 2
Between motor Pins 3 and 4
All the drum motors connect
to connector ID at the top of
the engine controller board
Black Pins 1 thru 4
Yellow Pins 5 thru 8
magenta Pins 9 thru 12
Cyan Pins 13 thru 16
Between motor Pins 1 and 2
Between motor Pins 3 and 4
The transfer belt motor
connects to connector
BELTHET pins 5 thru 8
The feed motor connects to
connector HOPFF pins 1
thru 4
The main motor connects to
connector HOPFF pins 5
thru 8
Upper Roller
Between Pins A and B
Between Pins C and D
Between Pins E and F
Lower Roller
Between Pins A and B
Between Pins C and D
Between Pins E and F
B A
Resistance
4
4
10.8
10.8
2
Open
363 at 25
3
0 or open (fuse)
363 at 25
B A
C D E F
C D E F
Underside of fuser
o
C
o
C
0728-0