General Description; Troubleshooting Information; Error Mode - Epson Stylus COLOR 800 Service Manual

5.1 General Description

This section describes how to identify and troubleshoot the problems when repairing the printer by dividing
the troubles into two levels; repair and replacement of the assemblies and units, and repair of the
components. When replacing or repairing the unit or assembly, be sure to refer to the corresponding flow
chart which enables you to isolate the defective assembly or unit easily according to the symptom
occurred. In repairing the component, refer to Section 5.4 and 5.5 which provide check points listed
separately according to the major electric parts.

5.2 Troubleshooting Information

This section provides information on the error modes displayed on the control panel and check lists used
to determine if the units in each assembly are normally functioning.

5.2.1 Error mode

The LEDs on the control panel indicate several abnormal status of this printer. Table 5-1 lists the printer
errors and corresponding LED status. (Refer to Figure 5-1 for LED arrangement.)
Printer status
Ink sequence is proceeding.
Ink cartridge change sequence is
proceeding.
Paper out
Paper jam
Black ink cartridge ink end
No black ink cartridge installed
Black ink cartridge ink low
Color ink cartridge ink end
No color ink cartridge installed
Color ink cartridge ink low
Maintenance required (Waste ink pad
needs replacing.)
Fatal error
Note) " " means no effect.
Rev. A
Table 5-1. Printer Error Status
LED (a)
Blinks
Blinks
Blinks
Blinks
Figure 5-1. Control Panel
LED (b) LED (c)
On
Blinks
On
Blinks
Blinks Blinks
Blinks On
Troubleshooting
LED (d)
On
Blinks
Blinks
On
5-1