Codes
Code
LED
Explanation
U1
Red
Check the imaging guides
U2
Red
Ink cartridge missing
U3
Red
Increase document length setting
U4
Future use
U5
Red
Timeout: USB disconnected
while scanner was running, etc.
U6
Red
Scanner cover open
U7
Red
• Too much paper is in the input
elevator
• The feed module is not inserted
properly
U8
Red
Multifeed stop
U8
Green flash Multifeed pause
U9
Red
Document jam or the paper path
is blocked
E
Red flash
• Be sure all cables are
connected properly
• Turn power off and then on
again
If problem persists, call Service.
Cleaning Frequency Chart
Procedure
Start of
day
Middle
of Shift
Start of
new
shift
1
Vacuum output tray and
input areas (input
elevator and transport)
x
2
Clean all rollers;
including feed module
x
x
3
Run transport cleaning
sheet
x
x
4
Clean imaging guides:
basic
x
x
x
Clean imaging guides:
thorough
(see User’s Guide
)
x
x
Cleaning the transport and rollers
Running a cleaning sheet and cleaning
the imaging guides
For detailed cleaning and replacement procedures see Chapter 5, Maintenance in the User’s Guide.
