Read Sony TAV-L1 (serv.man3) Service Manual online
120
TAV-L1
IC7405
CD4052BNSR
17
33
1
CVA
18
CVB
19
SDA
20
SCL
21
GND
22
NC
23
NC
25
NC
24
NC
26
NC
27
NC
28
V+
29
VREF
30
CTL
31
CTH
32
CBL
CBH
34 LFOUTB
35 LFINB
36 OUTB
37 TONE-LB
38 TONE-HB
39 BBE2B
40 BBE1B
41 CSR
42 NC
43 CTS2
44 CTS1
45 TS33
46 TS32
47 TS31
48 ATTC
58
RLIN
59
FRIN
60
FLIN
61
RIN
62
LIN
63
TS11
64
NC
57
RRIN
56
CIN
55
SWIN
54
TS21
53
TS22
52
TS23
51
ATTS1
50
ATTS2
49
NC
TS12
2
TS13
3
TS14
4
SPACE1
5
SPACE2
6
CENTER
7
VREFO
8
EALAFIL
9
BBE1A
10
BBE2A
11
TONE-HA
12
TONE-LA
13
OUTA
14
LFINA
15
LFOUTA
16
AGC
TRU
SURROUND
AGC
EALA
VOL1
VOL1
BIAS
BBE
BBE
TONE
TONE
VOL2
VOL2
BUFFER
BUFFER
+
-
I2C BUS
INTERFACE
IC7301
NJW1149AFH1
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
2X0
X2
VDD
X1
XCOM
X0
X3
A
B
VSS
VEE
INH
2X1
2X3
2XCOM
2X2
IC8501
PQ1CZ41H2ZPH
1
VIN
2
VOUT
3
COM
4
OADJ
5
ON/OFF
ON/OFF
CIRCUIT
VOLTAGE
REGULATOR
SOFT START
R
Q
S
OVERCURRENT
DETECTION
CIRCUIT
OCSILLATION
OVERHEAT
DETECTION
CIRCUIT
+
–
–
+
PWM COMPARATOR
ERROR
AMP
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