Sony XR-3100R, Service Manual

Page: 27 / 44

27
• IC Block Diagrams
– MAIN Board –
IC1 TB2118F-EL-S
IC51 SAA6588T/V2-118
VDD
AMP
AMP
AMP
VDD2
1 2 3 4 5 6 7 8 9 10
24 23 22 21 20 19 18 17 16 15
11 12
14 13
XO
OSC
CE
DIN
CK
DOUT
SR
I/O-1 I/O-2
OUT-1 OUT-2
VDD2
IFC VDD FM IN AM IN D-GND FM CP OUT VT AM CP OUT VCC REG A-GND XI
SERIAL
INTERFACE
I/O
PORT
OSCILLATOR
ON/OFF
BUFFER
REFERENCE
DIVIDER
PHASE
COMPARATOR
20BIT
IF COUNTER
PRESCALLER
12BIT
PROGRAMMABLE
COUNTER
+
–
REGULATOR
18BIT
18BIT
22BIT
40BIT SHIFT
REGISTER
REF
VCC
SEEK/RECP SEEK/RECP
+
–
SIG
4BIT SWALLOW
COUNTER
OUTPUT
PORT
+
+
SCOUT
MRO
MPTH
TCON OSCO
OSCI
VSSD
VDDD
DAVN
SDA
VREF MPX VSSA VDDA AFIN MAD PSWN
SCL
2 1 6
15 11 13 16 14 12
INTERFACE
REGISTER
SIGNAL QUALITY
DECODER
CLOCKED
COMPARATOR
POWER SUPPLY
& RESET
TEST
CONTROL
OSCILLATOR
& CLOCK
PAUSE
DETECTOR
MULTI
PATH
DETECTOR
57kHz
8th ORDER
BAND-PASS FILTER
RDS/RDBS
DECODER
RDS/RDBS
DEMODULATOR
IIC BUS SLAVE
TRANSCEIVER
17 18
CIN
19
LVIN
20
8 7
DATA
CLOCK
DATA
CLOCK
4
4
5
9 10 3 4 5