Read Sharp AR-P350 / AR-P450 (serv.man7) Service Manual online
MCU BLOCK DIAGRAM
Control line
Data bus
Serial communication
D/A
E
Driv
Driv
EEP
A/D
Mother Boad PWB
(MFP_Control,Printer_OP)
DCPS
OP
UART
+24V1,3
+5V1
+3.3V1
+12V
+24V1,2,3
+5V1
+3.3V1
CPU
Reset
OP
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