Specifications

Flowcharts and TablesTroubleshooting
The following graphic shows examples of image quality defects. Refer to the
appropriate troubleshooting table to correct the quality of the image.
Paper-Jam LED Lights But No Jam Has Occurred (Continued)
Step Check Result Action
9 Switch off the printer and
connect a multimeter
between the following pairs
of pins on the DC controller
board:
P11-5 (yellow wire) and
P11-2 (black wire)
P11-6 (blue wire) and
P11-2 (black wire)
Does the voltage measure
+5 VDC when you switch
on the printer?
No
Ye s
Replace the power supply
Replace the DC controller board.
All-Blank Page
See Table 15
Light/Faded Image
See Table 17
Black Vertical
Line(s)
See Table 19
Bad Fusing
See Table 24
Toner on Back
See Table 26
All-Black Page
See Table 16
Dark Image
See Table 18
White Vertical
Line(s)
See Table 20
Black Horizontal
Lines
See Table 21
White Horizontal
Lines
See Table 22
Blank Spots
See Table 25
Ghosting
See Table 23