EPSON AcuLaser C1100 Revision B
PRODUCT DESCRIPTION Printer Status 59
NonGenuineToner uuuu
 Explanation
A non-genuine Toner Cartridge is installed.
 Remedy
 Open cover A, install the right Toner Cartridge. 
The printer recovers from the error when the cover is closed. 
 Press the Start/Stop button. 
The message will change to “Non Genuine Toner” and enables the user to 
print. 
TonerCart Error uuuu
 Explanation
The Toner Cartridge CSIC cannot be read/written correctly.
 Remedy
Open cover A, reinstall the Toner Cartridge, or replace it with a correct Toner 
Cartridge. 
The printer recovers from the error when the cover is closed.
Replace Toner uuuu
 Explanation
The Toner Cartridge comes to the end of its life.
 Remedy
Open cover A and install the Toner Cartridge in the replacement position.
The printer recovers from the error when the cover is closed.
When several cartridges come to the end, next cartridge is set to replacement 
position after cover A is closed.
NOTE: When several cartridges come to the end all at once, the order of the 
replacement is K, Y, M, C. When finished to replace the first one and 
close the cover A, “Install uuuu TnrCart” is displayed after next 
cartridge is set at the replacement position.
 (The user opens the cover again by seeing the message.)
 w w w w Open (w w w w=A, B, C, D, DM, E, F, G)
 Explanation
The indicated cover is open.
 Remedy
The printer recovers from the error by closing the cover.
NOTE: When multiple covers are open, they are displayed as much as possible in 
the following order.
A, B, C, D, DM, G 
Manual Duplex
 Explanation
Printing is stopped, because the print of one side is finished in manual duplex 
printing.
When manual duplex printing is specified, the errors below are not occurred.
 Paper Set
 Check Paper Size
 Remedy
 Set the one-side printed sheet into MP tray and press the Start/Stop button to 
print on the other side. 
 Cancel the job if there is no need to print on the other side. 
NOTE: With manual duplex printing, back pages (even-numbered pages) are 
printed first in descending order and piled up face down. 
To print the front pages (odd numbered pages), put the face-down piled-
up sheets directly into the MP tray as the front pages are printed in 
ascending order. 
Second pass of Manual Duplex is engine setting for reverse side.
This setting should be conducted before display of Manual Duplex.