Read Sharp MX-4140N / MX-4141N / MX-5140N / MX-5141N (serv.man9) Service Manual online
MX-5141 BLOCK DIAGRAM / ブ ロ ッ ク図 1 – 6
4. SCANNER CONTROL PWB / スキ ャ ナ コ ン ト ロール PWB
RGB
画像データ
AFE_CS
CS3
CTRL_A10V
CTRL_A5V
CTRL_A3.3V
CTRL_A5V
CTRL_A3.3V
CS2
CS0orCS1
CS4
24VPD
12V
12V
3.3V
5VO
5VO
DSPF Model
RGB
CPUCLK
AFE_CS
clk
32bit bus
MotherPWB
MotherPWB
MotherPWB
MotherPWB
CS3
CTRL_A10V
CTRL_A5V
CTRL_A5V
CS4
RSPF UN
CTRL_A3.3V
CPUCLK
CS0orCS6
CS2
RSPF Power
CS5
PNL_SEL0
3.3V
5V
CCFT_CPU
PNL_SEL0
/CCFT
nLCD_DISP
( ON/OFF )
( ON/OFF )
LCD Power
/BZR
5VPWM
5VO
nWU_KEY
nPWRSW
WU_LED
POW_LED
5VO
nPWRSW
WU_LED
POW_LED
5VO
nHOME_KEY
24V
nHOME_LED
CPU
12V
3.3V
5V
SC_ACK
PCU_REQ
INFO_LED
（
（（
（本体側
本体側
本体側
本体側）
））
）
24.576
CCD
CCD
CCD
CCD----Ｆ
Ｆ
Ｆ
Ｆ PWB
PWB
PWB
PWB
DSPFcntPWB
SCNcntPWB
Rx FPD Link
35bit
SCＡN
ASIC
line buf
(8Mx16bit)
CPU
H8S/2373
E2PROM
CPLD
SRAM
3line color CCD
Tr
Tr
Tr
Tr
Tr
Tr
Tr
Tr
Tr
Tr
Tr
Tr
AFE
MOTOR
DRIVER
DRIVER
3.3Ｖ
10Ｖ
10Ｖ/5Ｖ/3Ｖ
line buf
(8Mx16bit)
12→5Ｖ
12→10Ｖ
5→3.3Ｖ
19.661MHz
MOTOR
DRIVER
DRIVER
Mirror
Motor
Motor
HC151
Ｒｘ
28bit
28bit
1.5Ｖ
3.3Ｖ
1.2Ｖ
LCD : 10.1icn
LVDS PWB
IPD/DOCC ASIC
MHPsensor
ORS LED
LED
1.8Ｖ
CLK
DRIVER
3.3Ｖ
OCSW
24V
PCU PWB
5V
SPED
5VPWM
5VN
Power
supply
supply
24VPD
24V
FET
5VPWM
5VO
12V
Auditor(TBD
5VN
24V
151他ICs
5VO
5V
24V
Mother PWB
3.3V
12V
CPLD
24V
DCDC
3.3V
3.3V
Tｘ
28bit
28bit
DCDC
LEDVCC
LEDVCC
F-ROM
SCN
ASIC
LVDS IC Tx
28bit
CPU
H8S/2373
SRAM
F-ROM
(On-board)
Page Memory
256MBYTE(256Mbitx8)
Rx FPD Link
35bit
LED
3line color CCD
Tr
Tr
Tr
Tr
Tr
Tr
Tr
Tr
Tr
Tr
Tr
Tr
AFE
3.3Ｖ
10Ｖ
DRIVER
(74VHCT
244)
10Ｖ/5Ｖ/3Ｖ
LVDS IC Tx
28bit
244 Buffer
LVDS IC Rx
28bit
FlashROM
(On-board)
1.8Ｖ
24VPD
24VPD
LED
DRIVER
PWB
5VPWM
LED DRIVER
19.661MHz
CLK
DRIVER
1.5Ｖ
3.3Ｖ
3.3Ｖ
1.5Ｖ
12→5Ｖ
12→10Ｖ
5→3.3Ｖ
MTP IC
Page Memory
256MBYTE(256Mbitx8)
HOME KEY
HOME LED
Buzzer
WU_KEY (Reset key)
PWRSW (Soft SW)
WU_LED (Reset key LED)
POW_LED (Main power LED)
LED drive
circuit
USB CV PWB
Keyboard
INFO_LED (FAX reception LED)
Document size
light reception
Image data
LED
backlight
backlight
Touch panel
s
SEL_A/B/
#
Sensors
Serial 2 systems
motor
Various sensors
Various sensors
DRIVER PWB
Serial 2 systems
CCD-R PWB
(DSPF side)
(For saving Shading DATA)
5V
#OMMUNITARIAN
4O
Power
supply
supply
RSPF Model
Image
data
data
UART
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