Fading Print
| Laser
printer print defects - Fading Print |
|
| Problem
|
Cause
|
Solution
|
How
common* |
Comments |
| fading print
|
DC Controller
PCA is defective. The DC Controller supplies the proper voltage to the high
voltage power supply pca. The engine control board could also be defective.
|
Replace the
DC Controller PCA or the engine control board. Note: the DC Controller and
the Engine Control Board are the same component on most printers. |
8 |
|
| fading print
|
EconoMode
is on. EconoMode saves toner by reducing the dot density. This may appear
to be a print quality problem in some cases |
Turn EconoMode
off. Verify that EconoMode is not being enabled by either the printer driver
or the job application |
5 |
Always check
the test page for printer settings! |
| fading print
|
High voltage
contact springs are dirty or defective. The high voltage contacts are mounted
on the High Voltage Power Supply PCA and protrude into the toner cartridge
cavity |
Check the
contacts for functionality. If damaged, replace the High Voltage Power Supply
PCA |
9 |
|
| fading print
|
High Voltage
Power Supply PCA is defective |
Replace the
High Voltage Power Supply PCA. |
9 |
|
| fading print
|
Laser/Scanner
door is not opening properly |
Remove and
reseat the toner cartridge. 2. Check the Laser/Scanner shutter door for
proper operation. If defective, replace the Laser/Scanner Assembly |
|
Also clean
the front scanner mirror. |
| fading print
|
Print Density
is set incorrectly |
Change to
a darker setting and retry printing |
5 |
|
| fading print
|
Toner supply
is low |
Shake the
cartridge gently to redistribute the toner, or replace the cartridge |
7 |
|
| fading print
|
Transfer Roller
is defective or incorrectly installed. If the Transfer Roller loses conductivity,
it cannot effectively pull toner from the drum to the paper |
Inspect the
Transfer Roller for proper installation and contact. If the Transfer Roller
is damaged, replace it |
3 |
|
| *On
a scale of 1-10, how often this problem occurs (10 being most likely). |
|
