EPSON Stylus Pro 4400/4450/4800/4880/4880C Revision C
Troubleshooting Troubleshooting Based on Panel Messages 158
3.2  Troubleshooting Based on Panel Messages
This printer conducts self testing based on output conditions of each sensor. Any error detected by self testing is displayed by an LCD message and LED indicators. 
This section explains corrective actions for errors and error messages.
3.2.1  Message Table
Messages displayed by the printer and message priorities are shown below.
NOTE:
"Warnings" are shown with blue shading and "Service Requests" are shown with yellow shading
Table 3-1. Displayed Error Messages
Priority LCD Panel Message Displayed Error
LED
Reference Page
Paper Check Pause Ink Check
Low MNT TK NEAR FULL Maintenance tank near – – Blink p.162
INK LOW Ink low
*1
––Blinkp.162
MNT REQ nnnn Maintenance request *2 – – p.162
PAPER LOW Paper near end
*3
Blink – – p.164
REMOVE PAPER Cleaning unavailable ON – – p.165
NOZZLES STILL
     CLOGGED
Cleaning failure
Blink ON Blink p.165
CHANGE
 PAPER TYPE
Multi Sensor SN gain error Blink – – p.165
Multi Sensor paper recognition error Blink – – p.165
WRONG PAPER SIZE Cut sheet size error Blink ON – p.165
REMOVE PAPER Paper eject error/ Front manual feed unavailable error Blink ON – p.166
PAPER OUT Paper end/ roll paper end ON – – p.166
RELOAD PAPER Borderless printing unavailable error
*4
Blink – – p.166
NO BORDERLESS
        WITH THIS SIZE
RELOAD PAPER Paper recognition error Blink – – p.167
RELOAD PAPER
       INSERT DEEPLY
Manual cut paper set error
Blink ON – p.167
NOT STRAIGHT
        RELOAD
Cut sheet loading error
*6
Blink ON – p.167
PAPER NOT
     STRAIGHT
Paper skew error
Blink – – p.167
PAPER NOT CUT Paper cut error Blink – – p.168
COMMAND ERROR Command error
Blink Blink Blink p.168