Gestetner A294 Service Manual page 261

Rev. 9/2001
Mode No.
(Class 1, 2 and 3)
4-903 Filter Setting
71 Background
Erase Mode
Photo
72 Background
Erase Mode
Text/Photo
73 Background
Erase Mode
Pale
74 Background
Erase Mode
Generation
SM
CÓPIA NÃO CONTROLADA
Function
Selects the background erase function
setting in photo mode.
0: Not done
1: Strong background erase (the pixel is
S
changed to 0 if it is below the threshold
level selected with SP4-903-66.)
This SP is ignored unless the user selects
'Service Mode' in UP mode.
Selects the background erase function
setting in text/photo mode.
0: Not done
1: Weak background erase (the MTF filter
is not used if the pixel is below the
S threshold selected with SP4-903-67.)
2: Strong background erase (the pixel is
changed to 0 if it is below the threshold
level selected with SP4-903-67.)
This SP is ignored unless the user selects
'Service Mode' in UP mode.
Selects the background erase function
setting in pale mode.
0: Not done
1: Weak background erase (the MTF filter
is not used if the pixel is below the
threshold selected with SP4-903-68.)
S
2: Strong background erase (the pixel is
changed to 0 if it is below the threshold
level selected with SP4-903-68.)
This SP is ignored unless the user selects
'Service Mode' in UP mode.
Selects the background erase function
setting in generation mode.
0: Not done
1: Weak background erase (the MTF filter
is not used if the pixel is below the
threshold selected with SP4-903-69.
2: Strong background erase (the pixel is
changed to 0 if it is below the threshold
level selected with SP4-903-69.
This SP is ignored unless the user selects
'Service Mode' in UP mode.
S
4-39
CÓPIA NÃO CONTROLADA
SERVICE PROGRAM MODE
Settings
0 ~ 1
1/step
0
0 ~ 2
1/step
0
0 ~ 2
1/step
0
0 ~ 2
1/step
0
A294/A295