Specifications
388 Troubleshooting
The non-printed side of the page is dirty
Cause What to do
Your paper may be moist or damp. Do not store your paper in a humid or 
damp environment.
The Toner Save mode may be on. Turn off the Toner Save mode using the 
printer driver or the printer’s control panel 
menus. To modify the Toner Save mode 
using the printer driver, select the 
Advanced button in the Basic Setting 
menu, and click the More Settings. 
Deselect the Toner Save check box in the 
More Settings dialog box that appears.
There may be no toner left in the 
toner cartridge.
If the message on the LCD panel or in 
EPSON Status Monitor indicates that the 
amount of toner is low, replace the toner 
cartridge. See "Toner Cartridge" on page 
312.
You can also check the remaining toner 
with the following symbols on the Basic 
Settings tab in the printer driver.
Toner low: !
Toner end: ×
There may be a problem with the 
photoconductor unit.
Replace the photoconductor unit. See 
"Photoconductor Unit" on page 318.
Cause What to do
Toner may have spilled onto the 
paper feed path.
Clean internal printer components by 
printing three pages with only one 
character per page.
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