Read Sony XTL-W70 (serv.man2) Service Manual online
33
XTL-W70
IC13 LA7565EM
FM
DET
MIX
HPF
HPF
RF
AGC
EQ
AMP
IF
AGC
VIDEO
DET
VIF
AMP
LIM
AMP
AGC
1st
DET
FFT
HPF
HPF
VCO
1stT
SMP
24
23
22
21
20
19
18
17
16
15
14
13
1
2
3
4
5
6
7
8
9
10
11
12
2nd SIF IN
BIAS FILTER
MIX OUT
CER. OSC
Vcc
VIDEO OUT
EQ FILTER
EQ IN
APC FILTER
V DET OUT
VCO COIL
VCO COIL
FM DET OUT
FM FILTER
1st SIF OUT
RF AGC VR
GND
VIF IN
VIF IN
IF AGC
FILTER
1st SIF
AGC FILTER
1st AGC OUT
RF AGC OUT
AFT OUT
LOGIC
DOUT/ACK
ADDRESS/COUNTER
DATA WORD
Y DEC
SERIAL MUX
EEPROM
DATA REGISTER
X DEC
H. V. PUMP/TIMING
LOGIC
CONTROL
SERIAL
R/W
INC
LOAD
EN
LOGIC
STOP
START
3
6
2
5
1
7
8
4
DIN
DOUT
VCC
TEST
SCL
SDA
NC
NC
NC
GND
12
11
10
7
6
5
4
3
2
1
8
9
LPF
HPF
VCA
REF
TRIGGER
GATE
PULSE
DET
PILOT
CANCEL
BUFF
BUFF
BUFF
BUFF
INV
AMP
PILOT
IN
LPF
OUT
OUT
GATE
REF
+B
GND
PW
AGC
BYPASS
NF
IN
AMP
8
4
3
2
1
OUT1
VM1
IN1
GND
VCC
OUT2
VM2
IN2
AMP
7
6
5
BLOCKING
OSCILLATOR
8
7
6
5
1
2
3
4
FB
NC
NC
GND
DRIVE
NC
NC
VCC
5
1
2
3
4
COMP
+
–
NC
SUB
GND
VCC
OUT
2
3
4
1
7
6
5
8
VCO
V SYNC
SEP
SYNC
SEP
PHASE
COMP
H. SYNC
V. SYNC
VIN
GND
VCC
SC
VCO
LPF
3V
IC29 BA3121F-T1
IC50 AT24C01-10SI
IC33 TA2005SN
IC1 PST9145NL
IC3 BA6161F-T1
IC17 MM1108XFF
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