Sony MDX-C8900R Service Manual page 58

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3 7 63 1515 0
IC403 CXA1846AN-T4
20 19 18 17 16
–
8dB STEP
+
VOLUME
LATCH
LATCH
CONTROL
SHIFT
REGISTER
8dB STEP
+ VOLUME
–
1 2 3 4 5
IC506 BA3918-V3
REGULATOR
TE
L 13942296513
OVER VOLTAGE
PROTECT
–
+
2 3 4 5 6
1
IC701 SAA6588T-118
20 19 18
MULTI
PATH
57kHz
DETECTOR
8th ORDER
BAND-PASS FILTER
CLOCKED
COMPARATOR
RDS/RDBS RDS/RDBS
www
DEMODULATOR DECODER
TEST OSCILLATOR
CONTROL & CLOCK
.
1 2 3 4 5 6
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15 14 13 12 11
1dB STEP
VOLUME
VCT
ZC
BUFFER
DET
1dB STEP
VOLUME
6 7 8 9
7 8 9 10
17 16 15 14 13
POWER SUPPLY
& RESET
SIGNAL QUALITY
DECODER
4 5
4
CLOCK
CLOCK
INTERFACE
DATA
REGISTER
x ao
DATA
y
IIC BUS SLAVE
TRANSCEIVER
i
7 8 9 10
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8
IC504 BA8270F-E2
BUS ON
1
2
RST
BATT 3
4
CLK
5
VREF
DATA 6
GND 7
10
Q Q
3 6 7 1 3
11 12
12 11
PAUSE
DETECTOR
u163
.
– 78 –
2 9 9 4 2 8
BUS ON
14 VCC
SWITCH
RESET
13
RST
SWITCH
12 BUS ON
CLK IN
11
BATTERY
10 BU IN
SWITCH
9 DATA IN
8 DATA OUT
1 5 0 5 8 2 9 9 4
m
co
9 9
2 8 9 9