| 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 |
|
