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2-3
DC-DC CONVERTER
CIRCUIT
• MAIN UNIT
USB CODEC
(IC602)
SRAM
(IC6204)
MAIN CPU
(IC6202)
REAL-TIME CLOCK
(IC6201)
DV DSP
(IC5502)
IF DSP
(IC5001)
EXPANDER
(IC7004)
EXPANDER
(IC7002)
+8 V REGULATOR
(IC161)
DRIVE CURRENT
BUFFER
(IC12)
1ST LO AMP
(IC2401)
ALC CONTROLLER
(IC1502)
S-METER AMP
(IC1501)
2ND RX IF FILER
(FI4602)
2ND RX IF FILER
(FI4601)
1ST DDS CLOCK FILTER
(FI2151)
EXPANDER
(IC7001)
EXPANDER
(FI4101)
AF LPF
(IC5083)
+8 V REGULATOR
(IC51)
MAIN CPU CLOCK
(X6202)
USB HUB CLOCK
(X511)
AGC AMP
(IC5091)
+1.3 V REGULATOR
(IC5501)
1/2 DIVIDER
(IC5052)
SUB CPU CLOCK
(X6401)
CODEC
(IC5071)
D/A CONVERTER
(IC5072)
SUB CPU
(IC6401)
EXPANDER
(IC7005)
3RD RX/TX IF SWITCH
(IC4502)
3RD RX/TX IF SWITCH
(IC4503)
EXPANDER
(IC7003)
USB CODEC
(IC602)
USB HUB
(IC511)
DATA LINE LEVEL CONVERTER
(IC11)