Specifications

3
Flowcharts and TablesTroubleshooting
Figure 31. Print Quality Problems
Table 15. All-Blank Page
Step Check Result Action
1 Remove the toner cartridge
from the printer. Is the toner
cartridge sealing tape
removed?
No Remove the sealing tape.
2 Replace the toner cartridge.
Does the print quality
improve?
Yes Problem solved.
3 Are the high-voltage
contacts making good
contact with the toner
cartridge?
No Clean the contacts or replace the
high-voltage contact assembly.
4 Remove the toner cartridge
from the printer. Is any
foreign material blocking
the laser beam outlet on the
inside of the printer
chassis? Is any
foreign material adhering to
the laser beam access slot
on the toner cartridge?
Yes Remove the foreign material.
5 Inspect the drive assembly
gear train. Are any gears
damaged?
Yes Replace the drive assembly.
6 Replace the transfer roller.
Does the print quality
improve?
Yes Problem solved.
7 Connect the multimeter
between connectors P15-7
and P15-1 on the DC
controller board. Does the
voltage measure +24 VDC
when you switch on the
printer?
No Go to Table 11, Power Supply Failure
(+24 VDC).