Epson Stylus Color, Service Manual

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Chapter 1 Product Description
Rev.A
1-2
1.2 Specifications
This section describes each specification for EPSON Stylus Photo; 1) Printing specification, 2) Paper
specification, 3) Adjust lever settings, 4) Printing area, 5) Environmental condition, 6) Ink Cartridge
specification, 7) Physical specification, 8) Electric specification, 9) Reliability.
1.2.1 Printing Specification
Print method
On demand ink jet (E-CHIPS type. One unit combined with black and color head)
Nozzle configuration
Black head: 32 nozzles (Space between nozzle: 90DPI)
Color head: 32 nozzles/ each color x 5 colors (Space between nozzle: 90DPI)
Note) During 360 dpi printing mode, one line is completed by 2-pass for black and by 4-pass for CMYcm.
Print direction
Bi-direction with logic seeking
Print speed
Raster Graphics Mode. Refer to Table 1-2.
Horizontal Resolution Printable Area Available Dot CR Speed(IPS)
180 dpi 8.26 inch 1488 20 IPS
360 dpi 8.26 inch 2976 20 IPS
720 dpi 8.26 inch 5952 20 IPS
Character Mode*. Refer to Table 1-3.
Character Pitch Printable Colums LQ Speed
10CPI 80 200CPS **
Note)
* Reference only.
** This value is the speed of one print-pass in which the 1/4of character matrix is printed.
Nozzle arrangement
Refer to figure1-1.
Table 1-2. Raster Graphics Mode
Table 1-3. Character Mode
#1
#32
22.5777 mm
(320/360")
2.2578 mm
(32/360")
10.16 mm
(144/360")
0.2822 mm
(4/36
0")
Black Cyan
Light Cyan Magenta Light Magenta Yellow
Figure 1-1. Head Nozzle Arrangement