08
July 27, 09 K.Okada
A.Miyoshi I.Fujioka
Refer to Revision Record on page 2.
TITLE
fi-6140/fi-6240/fi-6130/fi-6230/fi-614PR
Maintenance Manual
07
Nov.12, 08 K.Okada
T.Anzai
I.Fujioka
Refer to Revision Record on page 2.
CUST.
06
Mar.10, 08 K.Okada
T.Anzai
I.Fujioka
Refer to Revision Record on page 2.
DRAW
No.
P1PA03540-B0XX/6
Rev. DATE DESIGN CHECK APPR. DESCRIPTION
Design
July 27, 2007
K.Okada
CHECK
K.Okada
APPR.
T.Anzai
PFU LIMITED
Page
22
/
257
Section 1-2-3
1-2-3 Controller
(1) Control PCA
Control PCA controls the units shown in the figure below. It includes the following connectors and a switch.
■
SCSI connector (fi-6140/fi-6240 only)
■
USB connector
■
DC voltage input connector
■
SCSI ID setting rotary switch
If both SCSI and USB cables are connected,
- SCSI is selected when selection phase is recognized first.
- USB is selected when H level VBUS signal is detected first.
The firmware can be updated through a SCSI/USB interface using firmware update tool.
CCD
Controller
Timer
Interrupts
Controller
Micro Processor
Motor
Driver
Monochrome
Grayscale
Image
Memory
Control
Image
Memory
White
Level
Memory
ADF Sensors
ADF Motor
Controller
Simplified
Dynamic
Threshold
Dither /
Error diffusion
Amp
ADC
(600 dpi)
(600 dpi)
(1024 levels)
Color
Operator Panel
EEPROM
Dropout color
selection
USB
SCSI *
ADF Front
ADF Back
Amp
White
Level
Control
Fixed
Threshold
Pre-processing
･
Emphasis
･
Moire removal
･
LUT conversion
JPEG compression
Imprinter (option)
BW Motor
PICK Motor
CCD
CCD
fi-6140/fi-6130
*only fi-6140 has SCSI.
