Read Sharp MX-DEX6 Service Manual online
MX-DEX6/DEX7 ELECTRICAL SECTION 10 – 2
2. Block Diagram
MX-DEX6/DEX7
MX-2600/3100
DPFM
DTRC
DESK
CONTROL
PWB
CPU
(H8/3684HV)
DCSI2
DPUC2
DCSS13
DCSS14
DCSS12
DCSI1
DCSS11
DPUC1
DLUM2
DLUM1
DCSS23
DCSS22
DCSS21
DCSS24
DCSPD1
DCSPD2
DSW_DSK
DPFD1
DPED1
DLUD1
DPFD2
DPED2
DLUD2
GND
GND
+24V
+24V
+24V
+24V
+24V
+24V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
Desk
1
paper
level
sensor
Desk
2
attachment
sensor
Desk
1
rear
edge
switch
4
Desk
main
motor
Desk
transport
clutch
Desk
1
paper
feed
clutch
Desk
2
paper
feed
clutch
Desk
lift-up
motor
Desk
1
rear
edge
switch
1
Desk
1
attachment
sensor
Desk
1
rear
edge
switch
2
Desk
1
rear
edge
switch
3
Desk
2
rear
edge
switch
1
Desk
2
rear
edge
switch
2
Desk
2
rear
edge
switch
3
Desk
2
rear
edge
switch
4
Desk
2
paper
level
sensor
Right
door
open/close
sensor
Desk
1
transport
sensor
Desk
1
paper
presence
sensor
Desk
1
upper
limit
sensor
Desk
2
transport
sensor
Desk
2
paper
presence
sensor
Desk
2
upper
limit
sensor
/DPFM-CLK
/DPFM-EN
DPFM-T
Desk
1
Size
detection
PWB
unit
Output
buffer
Transistor
array
(TD62003AP)
Desk
2
Size
detection
PWB
unit
Lift
motor
drive
circuit
Lift
motor
drive
circuit
Sensor
input
circuit
Xtal(7.37MHz)
Output
buffer
Input
buffer
Output
buffer
Input
buffer
Input
buffer
Input
buffer
On-board
write
circuit
+5V
+24V
3
DH
heater
/RXD-DSK
/TXD-DSK
/DSR-DSK
/DTR-DSK
RES-DSK
/TRC-DSK
AC
L
AC
N
Ground
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