Epson Stylus C40UX, Service Manual

Page: 19 / 125

Stylus C40UX/C40SX/C20UX/C20SX Revision B
PRODUCT DESCRIPTION OPERATOR CONTROLS 19
1.5.5 Printer Initialization
There are three kinds of initialization method.
(1) Power-on initialization
This printer is initialized when turning the printer power on, or printer recognized
the cold-reset command (remote RS command).
When printer is initialized, following action is performed.
(a) Initializes printer mechanism.
(b) Clears input data buffer.
(c) Clears print buffer.
(d) Sets default values.
(2) Operator initialization
This printer is initialized when printer recognized the -INIT signal (negative pulse)
of parallel interface.
When printer is initialized, following action is performed.
(a) Cap the print head.
(b) Eject a paper.
(c) Clears input data buffer.
(d) Clears print buffer.
(e) Sets default values.
(3) Software initialization
The ESC @ command also initializes the printer.
When printer is initialized, following action is performed.
(a) Clears print buffer.
(b) Sets default values.
(4) Power-on initialization except I/F
The printer recognized the IEEE 1284.4 “rs” command.
When printer is initialized, following action is performed.
(a) Initializes printer mechanism.
(b) Clears input data buffer.
(c) Clears print buffer.
(d) Sets default values except I/F.
1.5.6 Errors
†
Ink out
When the printer runs out the most part of the ink of any one color, it warns ink-
low and keeps printing.When the printer runs out the whole ink of any one color, it
stops printing and indicates ink-out error. User is requested to install a new ink-
cartridge in this state.
†
Paper out
When printer fails to load a sheet, it goes paper out error.
†
Paper jam
When printer fails to eject a sheet, it goes paper jam error.
†
No ink-cartridge
When printer detects that ink-cartridge comes off , it goes this error mode.
†
Maintenance request
When the total quantity of ink wasted through the cleanings and flushing is
reaches to the limit, printer indicates this error and stops. The absorber in the
printer enclosure is needed to be replaced with new one by a service person.
†
Fatal errors
Carriage control error.
* panel status is described on section1.4.4.