Sony TAV-L1 (serv.man3) Service Manual ▷ View online
117
TAV-L1
IC916
A3940KLW
10
GHA
18 FAULT
17 GND
16 CP1
15 VCP
22 SR
21 MODE
20 VREG5
19 OVSET
26 LONG
25 RESET
24 PHASE
23 ENABLE
28 VDSTH
27 IDEAD
11
SA
12
GLA
7
VIN
8
VREG13
9
CA
4
SB
5
GHB
6
CB
1
VDRAIN
2
LSS
3
GLB
14
CP2
13
VBB
GATE
DRIVE B
CONTROL
LOGIC
LINEAR
REGULATOR
CHARGE
PUMP
TOP-OFF
CHARGE
CHARGE
PUMP
+
–
e-PAD
HIGH SIDE
DRIVER
LOW SIDE
DRIVER
DEAD-TIME
ADJUST
OPEN
DRAIN
THERMAL SHUTDOWN
VREG13 UNDER-VOLTAGE
VBB UNDER-VOLTAGE
VBB OVER-VOLTAGE
SHORT-TO-GROUND
SHORT-TO-BATTERY
VDRAIN OPEN
+5V
REGULATOR
UNDERVOLTAGE/
OVERVOLTAGE DETECT
SHORT TO
SUPPLY
PROTECTION
SHORT TO
GROUND
PROTECTION
– LINK UC Board –
IC1401
PCA9517DP.118
1
VCCA
8
VCCB
7
SCLB
6
SDAB
5
EN
2
SCLA
3
SDAA
4
GND
118
TAV-L1
– A3-AU Board –
IC7103
CXA2118Q-T4
11
21
1
IN4_R
12
NC
13
IN5_L
14
IN5_R
15
NC
16
IN6_L
17
IN6_R
19
IN7_L
18
NC
20
IN7_R
AGND
22 IN8_L
23 IN8_R
24 NC
25 IN9_L
26 IN9_R
27 LVCC
28 IN10_L
29 IN10_R
30 LGND
40
NC
39
LOUT1
38
BIAS
37
ROUT1
36
MUTE
35
LOUT2
34
ADR
33
ROUT2
32
SDA
31
SCL
IN1_L
2
IN1_R
3
NC
4
IN2_L
5
IN2_R
6
NC
7
IN3_L
8
IN3_R
9
AVCC
10
IN4_L
ATT
BIAS
LOGIC
6dB
6dB
6dB
6dB
119
TAV-L1
IC2505
CXA2229-T6
23
41
1
IN7_Y
22
IN7_CV
21
IN7_S
24
IN7_C
25
IN7_S2
26
IN8_Y
27
IN8_CB
28
IN8_CR
29
IN8_L1
31
IN8_L3
30
IN8_L2
32
IN8_SW
33
IN9_Y
34
IN9_CB
35
IN9_CR
37
IN9_L2
36
IN9_L1
38
IN9_L3
39
IN9_SW
40
IN10_Y
IN10_CB
42 IN10_CR
43 IN10_L1/H
44 IN10_L2/V
45 IN10_L3
46 IN10_SW
47 IREF
48 H_PH
49 V_PH
50 VCC_DIFF
51
EXT_CLK/
X'TAL
X'TAL
SEL_
HOUT1
HOUT1
SEL_
VOUT1
VOUT1
52 GND_DIFF
53
54
55 SYNC_IN1
56 SEL_OUT1
57 Y_PH1
58 CV/YOUT1
59 C/CBOUT1
60 CROUT1
67
CV/
YOUT2
68
C/
CBOUT2
69
CROUT2
70
GND_
OUT
71
CVOUT3
72
YOUT3
73
COUT3
74
DC_OUT
75
ADR
76
SCL
77
SDA
78
VCC_IN
79
IN1_CV
80
NC
66
Y_PH2
65
SEL_
OUT2
64
SYNC_
IN2
63
SEL_
VOUT2
62
SEL_
HOUT2
61
VCC_
OUT
IN2_CV
2
GND_IN
3
IN3_CV
4
IN3_Y
5
IN3_C
6
IN4_S
7
IN4_CV
8
IN4_Y
9
IN4_C
10
IN4_S2
11
IN5_S
12
IN5_CV
13
IN5_Y
14
IN5_C
15
IN5_S2
16
IN6_S
17
IN6_CV
18
IN6_Y
19
IN6_C
20
IN6_S2
+
YPBPR (J)
YCBCR
YPBPR (U)
YCBCR
GBR
YCBCR
+
+
YPBPR (U)
YCBCR
YPBPR (J)
YCBCR
CLAMP
CLAMP
LINE/SW
DETECT
I2C BUS
DECODER
S2
OUTPUT
CLAMP
CLAMP
CLAMP
VCO
Y
DETECT
Y
DETECT
H/V
DETECT
V SYNC
SEPARATOR
3-STATE
SYNC
DETECT
SYNC
COUNTER
SYNC
COUNTER
CLAMP
CVBS
CVBS
Y
C
Y
C
Y (Y/C MIX)
C (Y/C MIX)
Y
CB
CR
CVBS
Y
C
Y (Y/C MIX)
C (Y/C MIX)
Y
CB
CR
SYNC
SEPARATOR
V SYNC
SEPARATOR
3-STATE
SYNC
DETECT
SYNC
SEPARATOR
6dB
6dB
6dB
6dB
6dB
6dB
6dB
6dB
6dB
6dB
6dB
6dB
6dB
6dB
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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