Toshiba e-STUDIO2820C, Service Handbook, Page: 83 / 486

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SELF-DIAGNOSTIC MODE
2 - 57
2.4.7 Scanner
Adjustment mode (05)
Code
Classifi-
cation
Items
Func-
tion
Default
<Accept-
able
value>
RAM Contents
Pro-
cedur
e
305 Scanner Image location adjustment
of secondary scanning
direction
(scanner section)
ALL 124
<68-188>
SYS When the value
increases by “1”, the
image shifts by approx.
0.08333 mm toward the
trailing edge of the
paper.
1
306 Scanner Image location adjustment
of secondary scanning
direction
(scanner section)
ALL 113
<0-255>
SYS When the value
increases by “1”, the
image shifts by approx.
0.0423 mm toward the
front side of the paper.
1
308 Scanner Distortion mode ALL - - Moves carriages to the
adjusting position.
(Ch.3.1.9)
6
340 Scanner Reproduction ratio adjust-
ment of secondary scan-
ning direction (scanner
section)
ALL 128
<0-255>
SYS When the value
increases by “1”, the
reproduction ratio in the
secondary scanning
direction (vertical to
paper feeding direc-
tion) increases by
approx. 0.017%.
1
357 RADF Fine adjustment of RADF
transport speed
ALL 50
<0-100>
SYS When the value
increases by “1”, the
reproduction ratio of the
secondary scanning
direction on original (fed
from the RADF)
increases by approx.
0.1%.
1
358 RADF RADF sideways deviation
adjustment
ALL 128
<0-255>
SYS When the value
increases by “1”, the
image of original fed
from the RADF shifts
toward the rear side of
paper by approx.
0.0423 mm.
1
363 Scanner Data transfer of character-
istic value of scanner / SYS
board → SLG board
SCN - SYS Transfers the character-
istic values of the scan-
ner (shading correction
factor / RGB color cor-
rection / reproduction
ratio color aberration
correction / shading
position correction fac-
tor / reproduction ratio
correction value in pri-
mary scanning direc-
tion) from the SRAM of
the SYS board to the
SRAM of the SLG
board.
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