Read Sharp MX-LCX3N (serv.man8) Service Manual online
MX-LCX3N ELECTRICAL SECTION 11 – 3
2. Block diagram
RXD-LCC
DSR-LCC
TXD-LCC
DTR-LCC
RES-LCC
GND2
5V
24V
GND1
F.G.
TRC-LCC
+24V
+24V
LDSW(24V)-ICP
+24V
5V
Communication
buffer circuit
Onboard
writing circuit
Main unit
EEPROM
A3-LCC P
A3-LCC
Xtal
7.37MHz
Communication
writing circuit
LCC tray lock solenoid
Solenoid clutch drive circuit
LCC tray LED(LTLLED)
LCC separation
auxiliary fan(FAN1)
LCC separation
auxiliary fan(FAN2)
LCC paper feed
clutch(LPFC)
LCC paper feed
clutch(LTRC)
LCC paper feed solenoid(LPFS)
Lock release(LTLSU)
Lock(LTLSL)
LED drive
circuit
Input circuit
Sensor
input circuit
Buffer
circuit
LCC tray SW(LTLSW)
DOWN SW PWB
ICP-N15
ICP-N20
ICP-N15
IC protector
IC protector
IC protector
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