Sharp AR-M350U - Page 24

AR-M350U CIRCUIT DIAGRAM 9-6
I/O Block ( EEPROM & Misc I/O )
I/O G/A
IC32
240pin-QFP
CN1
LVX161284
IC15
DS14C238
IC42
IEEE1284 I/F
CN14
RIC I/F (RS232C)
TD62503F
IC41
CN13
Engine I/F
System
Controller
IC19
456pin-BGA
16373
IC34
IOA[15:1]
LDATA[15:0]
245
IC31
IOD[7:0]
JP4,5
RTC
NJU6356
IC40
Xtal
32.768khz
OSC
X7
14.7456Mhz
EEPROM
IC36
64Kbit
IOA[15:1]
IOD[7:0]
Battery
Switcher
5V
VCC_B
CN8
Scanner I/F
LCD
Controller
IC53
TD62503F
IC38
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