Harman Kardon AVR80

IC BLOCK DIAGRAMS
QY10: TC9173 QY11 : TC9174
40
PORT EXPANDER
QN04: TA7317P OVER LOAD PROTECTOR
POWER ON/OFF
DETECT CIRCUIT
OVER CURRENT
DETECT CIRCUIT
Q201 LA1836 FM/ AM IF, MPX IC
6
CK
1/0-2
(OP-2)
Q501 : LC7218 PLL FREQUENCY SYNTHESIZER
PHASE DETECTOR
CHARGE PUMP
OUTI) OUTI ouf2 ou'f3 oui'4 oimi OUT6 IND IN I
SI
1/0·3
(OP-3)
so
1/0-4
(OP•4)
v,,
(OP-10)
1/0-10
1/0-5
(OP-5)
C
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