C5550 MFP User’s Guide
Troubleshooting > 170
Error
(online)
Wait a moment
network initial
Appears when the NIC 
initialisation occurs, as the 
setting is changed.
Error
491
492
Load %MEDIA_SIZE% 
%ERRCODE%:%TRAY% empty
Printing request is issued to an 
empty tray. 
Error 491: Tray 1
Error 492: Tray 2
Load media into tray to allow 
printing.
Error
490
Load %MEDIA_SIZE% and press 
on-line
Printing request is issued to an 
empty MP tray. 
Load media into tray to allow 
printing.
Error
440
Install paper cassette
%ERRCODE%:%TRAY% open
Paper tray has been removed. 
Reinstall tray to allow printing.
Error
430
431
Install paper cassette
%ERRCODE%:%TRAY% missing
Paper tray has been removed. 
Reinstall tray to allow printing.
Error
420
Add more memory
%ERRCODE%: memory overflow
Memory capacity overflow. 
Press the on-line key to continue 
printing. 
Install expansion RAM or 
decrease data size.
Error
414
415
416
Replace toner
%ERRCODE%:%COLOR% waste 
toner full
Waste toner box is full and 
needs to be replaced. 
Warning status takes effect at 
cover open/close and printing of 
about 50 copies becomes 
available.
Error 414: Y
Error 415: M
Error 416: C
Error
410
411
412
413
Replace toner
%ERRCODE%:%COLOR% toner 
empty
Ton er  emp ty.
Warning status takes effect at 
cover open/close. 
Error 410: Y
Error 411: M
Error 412: C
Error 413: K
STATUS 
/ CODE
MESSAGE MEANING / ACTION