Epson Stylus Color C70, Service Manual

Page: 28 / 216

EPSON Stylus COLOR C70/C80 Revision A
PRODUCT DESCRIPTION OPERATOR CONTROLS 28
1.4.5.2 Print head alignment mode
Some alignment can be adjusted by users.
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Alignment method
(a) Press Cleaning button.
The method of selecting language for ‘Usage of this mode’ is printed.
(b) Select language for ‘Usage of this mode’ by Cleaning button.
Paper Out LED, Ink Out LED and Power LED show the language for ‘Usage of this
mode’ that is currently selected. The selection will be advanced one by one as the
button is pressed and the On/Off/Blink of those three LEDs will also be changed
according to the selection.
(c) Press Load/Eject button.
Printer prints the instruction sheets on how to adjust the printer.
(d) Look at the tests printed along with the instruction and press the Cleaning button
until the panel lights indicate the appropriate test number.
(e) Press Load/Eject button. Then, printer prints the test pattern.
(f) Look at the test patterns on the new printout and press the Load/Eject button until
the panel lights indicate the test pattern that is most closely aligned.
(g) Press the Cleaning button.
(h) Follow step (d) to step (g) as many times as needed to properly align all the test
patterns on the printouts.
(i) Turn the printer off.
1.4.6 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 turning the printer power on again within 10
seconds from last power off, or printer recognized the -INIT signal (negative
pulse) of parallel interface.
When printer is initialized, following action is performed:
(a) Cap the printer 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 initialize 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.