Sharp AR-M350N Service Manual page 64

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I/O Block ( EEPROM & Misc I/O )
System
Controller
IC19
456pin-BGA
IOA[15:1]
16373
IC34
IOD[7:0]
245
IC31
OSC
X7
14.7456Mhz
IOA[15:1]
IOD[7:0]
I/O G/A
IC32
240pin-QFP
EEPROM
IC36
64Kbit
AR-M350U CIRCUIT DIAGRAM 9-6
IEEE1284 I/F
CN1
RIC I/F (RS232C)
CN14
Engine I/F
CN13
Scanner I/F
CN8
Xtal
32.768khz
5V
VCC_B
Battery

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