Troubleshooting Information; Error Messages - Epson DFX-8500 Service Manual

5.1 TROUBLESHOOTING INFORMATION

This chapter lists various problems that can occur with the DFX-8500 and provides possible solutions. No
special tools, other than a digital multi-meter, are necessary to troubleshoot at the unit level. Some
component-level troubleshooting may require an oscilloscope.

ERROR MESSAGES

The DFX-8500 indicates errors using beeps. Tables 5-1 and 5-2 list standard errors.
Error/Warning Pause
LED
Printhead hot Blinking
Printhead fan hot Blinking
Paper out On
Cover open ON
Paper change On
incomplete
Paper backfeed On
incomplete
Paper size error ON
Paper jam ON
Ribbon jam On
Carriage motor On
error
Illegal panel
operation
Table 5-1. Error/Warning Beeper Information
Paper Out Ribbon
LED
Off Off
Off Off
On Off
Off Off
Off Off
Blinking Off
Off Off
Blinking Off
Off Blinking
Blinking Blinking
— —
Beeper
LED
—
—
. . .
. . .
. . .
. . .
. . .
- - - - -
- - - - -
- - - - -
— —
TROUBLESHOOTING
Description
This error occurs when the
printer fails to load a sheet.
(Three 100-ms beeps with a
100-ms interval.)
This error occurs when the
printer's cover is open.
This error occurs when the
printer fails to change the paper.
This error occurs when the set
paper width and the current
paper size are different.
This error occurs when the
printer fails to eject a sheet.
(Five 500-ms beeps with a
100-ms interval.)
This error occurs when the
ribbon jams or when no ribbon is
installed.
This error occurs when the
carriage deceleration time is
abnormal.
5-1