Epson STYLUS COLOR 480, Service Manual

Page: 28 / 149

EPSON Stylus COLOR 480 Revision B
Product Description Interface Specification 28
1.3.6 Initialization
The printer have 3 types of initialization. The initialization operations executed by each
initialization method are described below.
HARDWARE INITIALIZATION
This printer initializes itself when it is turned power on or printer recognized the Reset
command (D4 command). On this initialization, following actions are performed.
n
Initialize printer mechanism
n
Clear the input data buffer
n
Clear the print buffer
n
Set default values
SOFTWARE INITIALIZATION
Initialization command, “ESC@” also initializes the printer.
On this initialization, following actions are performed.
n
Clear the print buffer
n
Set default values
POWER ON INITIALIZATION EXCEPT I/F
This printer initializes itself when the printer receive the IEEE1284.4 reset command
or the Parallel I/F cable is disconnected /connected.
On this initialization, following actions are performed.
n
Initialize printer mechanism
n
Clears the input data buffer
n
Clears the print buffer
n
Sets default values except I/F setting.