Toshiba e-STUDIO4500c Service Manual page 592

SERVICE PROGRAM TABLES
These SPs (SP4550~SP4562) allow adjustments for the MTF(Modulation Transfer
Function) level, smoothing, brightness and contrast of the scanning applications
used on the document server (scan-to-email, scan-to-folder).
4550 SApli:TxtPrt
4551 SApli:TxtOCR1
4552 SApli:TxtOCR2
4553 SApli:T/P
4554 SApli:Photo
4555 SApli:Gray
4558 SApli:Col:T/P
4559 SApli:Col:PPr
4560 SApli:sRGB:T/P
4561 SApli:sRGB:PPr
4562 SApli:Auto Col
005 MTF Lvl:0-15
006 Smooth:0-7
007 Brightness:1-255
008 Contrast:1-255
4600 Display SBU ID
Use this SP to read the SBU ID (includes VSBCNT_ID). If the ID is abnormal, this
will generate SC144.
001 Board&VSBCNT
002 DAGL
4603 Do AGC
This SP executes automatic gain control (AGC) for HP detection.
001 HP Detect:Enable
002 HP Detect:Disable
4604 Open/Close FGATE
This SP opens and closes scanner FGATE. (FGATE is the laser write signal.)
[0~1/1] 0:Off, 1:On
Scanner Application: Text (Print)
Scanner Application: Text (OCR)
Scanner Application: Text (OCR: Dropout Color)
Scanner Application: Text/Photo
Scanner Application: Photo
Scanner Application: Grayscale
Scanner Application: Color Text/Photo
Scanner Application: Color Photo Paper
Scanner Application: sRGB Text/Photo
Scanner Application: sRGB Color Photo Paper
Scanner Application: Auto Color
Sets the MTF level (Modulation Transfer Function)
designed to improve image contrast. Set higher for
stronger effect, lower for weaker effect.
[0~15/1]
Use to remove "jaggies" if they appear. Set higher for
smoother.
[0~7/1]
Set higher for darker, set lower for lighter.
[1~255/1]
Set higher for more contrast, set lower for less
contrast.
[1~255/1]
Display the ID of the SBU DFU
Execute AGC DFU
[0~1/1] 0:Off, 1:On
Open/Close FGATE DFU
5-100
April, 2007