Sony XTL-W70 Service Manual page 33

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3 7 63 1515 0
IC13 LA7565EM
24 23 22
FM
DET
LIM
AMP
MIX
HPF
1 2 3
TE
IC50 AT24C01-10SI
L 13942296513
NC 1
LOGIC
DOUT/ACK
2
NC
SERIAL MUX
EEPROM
3 DATA REGISTER
NC
H. V. PUMP/TIMING
GND 4
IC33 TA2005SN
BUFF
www
BUFF
.
1
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21 20 19 18 17
RF IF
VIF
AGC AGC
AMP
VIDEO
DET
HPF
HPF
EQ
AMP
4 5 6 7
DOUT
DIN
R/W
Y DEC
ADDRESS/COUNTER
DATA WORD
INC LOAD
LOGIC
CONTROL
EN
SERIAL
LOGIC
STOP
START
LPF
x ao PULSE
HPF VCA y TRIGGER
DET
i
2 3 4 5
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8
16 15 14 13
1stT
AGC
SMP
1st
FFT
DET
VCO
8 9 10 11 12
IC1 PST9145NL
Q Q
3 6 7 1 3
NC 1
SUB 2
8 VCC
GND 3
7
TEST
6
SCL
5 SDA
PILOT
CANCEL
BUFF
u163
GATE
INV
AMP
REF
.
BUFF
6 7 8 9 10 11 12
2 9 9 4 2 8
IC29 BA3121F-T1
OUT1 1
VM1 2
3 AMP
IN1
AMP
GND 4
IC3 BA6161F-T1
8 7
OSCILLATOR
1 2
1 5 0 5 8 2 9 9 4
+
–
COMP
IC17 MM1108XFF
8 7 6 5
V SYNC SYNC
SEP
SEP
3V
PHASE
VCO
COMP
1 2 3 4
m
co
XTL-W70
9 9
8
VCC
7
OUT2
6 VM2
5
IN2
6 5
BLOCKING
3 4
5 VCC
2 8 9 9
OUT
4
33