Between C224 And C211/C212/C213 - Ricoh C226 Service Manual

DIFFERENCES BETWEEN MODELS

1.2 BETWEEN C224 AND C211/C212/C213

No. Item
1. CCD
2. Thermal Head
Drum Ink Roller
3.
Layout
SM
Remarks
A CCD which corresponds to 300 dpi pixel density is used.
Number of Effective
Pixels:
Reading Length:
Photo Signal Storage: 2.5 ms
The thermal head and thermal head drive circuit have
been changed corresponding to the 300 dpi pixel density
and the increased master feed speed.
Density of thermal
heating elements
Number of thermal
heating elements
Memory length
To ensure paper separation from the drum, the ink roller
has been shifted towards the paper feed table.
The distance L has been changed from 5.0 mm to 3.5 mm
(same as the C216 model).
C211 model
[A]
[B]
L
L = 5.0 mm
NOTE: The optional color drum for the C224 model
is commonly used for the C211 model.
(The distance L for the color drum is
4.5 mm.)
8-5
3648 pixels
309 mm
300 dots/inch
3072 dots
256 mm
C224 model
[A]
[B]
L'
L' = 3.5 mm
C226