Sharp LC-55LE643U_FPTW, Service Manual

Page: 76 / 99

1
1
2
2
3
3
4
4
5
5
D D
C C
B B
A A
SP CON
AMP CONTROL
DAMP I2S
I2C
Resister NC when use Headphone circuit
Audio Team Recommend
DAMP_MUTE
HIGH = > POWER ON
LOW = > MUTE ON
ENABLE
DISABLE
MUTE_AMP
SPEAKER
OUTPUT
0 (GND)
1 (VREG)
AC ‐ OFF Mute
SPEAKER Amplifier
55" CA40/CA54/CA55 should be 1uF 25V P/N:011231052556 and CAE13/CAE11 should be 100uF/25V P/N:010201011311
Adrian Modify 20131004
Adrian Modify 20131021
Delete RA63
Adrian Modify 20131024
R+
R-
L+
L-
I2S_MCLK
I2S_RESET
I2S_LRCLK
OUT_A
BST_B
DAMP_MUTE
OUT_C
BST_D
BST_C
OUT_D
OUT_B
I2S_SCL
BST_A
I2S_SCLK
I2S_SDA
I2S_SDIN
L-
L+
I2S_SDIN
I2S_SCL
I2S_SDA
I2S_SCLK
I2S_LRCLK
I2S_MCLK
I2S_RESET
MUTE_CTL
MUTE_AMP
MUTE_AMP
AUD_AC_OFF_MUTE
R-
R+
AC OFF_DET
MUTE_CTL
AUD_AC_OFF_MUTE
I2S_SDA
I2S_SCL
BST_A
BST_B
BST_C
BST_D
AUD_AC_OFF_MUTE AC OFF_DET
OUT_A
OUT_B
OUT_C
OUT_D
+3.3V
AMPVCC
+3.3V
+12V AMPVCC
+3.3V
GND2
+3.3V
GND2
+12V
+5VSB
+3.3V
+19V
+19V
+19V
I2S_SDA1 4,11
I2S_SCL1 4,11
AMP_I2S_RESET 4,11
I2S_SDIN 11
I2S_OUT_WS 4,11
I2S_OUT_BCK 4,11
I2S_OUT_MCK 4,11
AC OFF_DET 4
MUTE_CTL 4
AUD_AC_OFF_MUTE 10
RA5
NC
+
CAE14
NC
CA63
0.01uF/50V
0603C
RA80
33
FBA2
80ohm/6A
0805L
RA46 22K1_F
RA50
470K
JA1
2R50-1X4ML
1
2
3
4
RA54 100
RA92
10K
CA53 0.1uF/16V
CA45 0.1uF/25V
RA53
100
FBA3
80ohm/6A
0805L
RA6
NC
DA3 NC
CA57
0.01uF/50V
0603C
CA56
NC
CA49 0.1uF/25V
CA68
10uF/10V
CA59
0.033uF/50V
RA43 0
0805R
CA44 4700pF/50V
0603C
DA2
LL4148WP
CA41 4700pF/50V
0603C
RA26
10K
QA3
LMBT3904LT1G 2
1
3
RA81
33
CA42 0.047uF/25V
0603C
CA40
1uF/25V
0603C
CA61 0.1uF/25V
CA7
680pF/50V
CA62 0.1uF/25V
CA52
1uF/25V
CA47
0.1uF/16V
LA1
NC
0805L
RA10
3R3
RA47
33
FBA4
80ohm/6A
0805L
CA58
0.1uF/16V
0402C
CA60
1uF/25V
LA7 NC 1 2
TP24
RA40 22
+ CAE13 220uF/25V
CA48
10uF/10V
LA6 NC
1 2
QA1
LMBT3904LT1G
2
1
3
CA93
1uF/25V
RA33 22
CA90
1uF/25V
RA56
10K
CA50
0.033uF/50V
CA95
0.033uF/50V
CA97
0.1uF/16V
0603C
CA5
680pF/50V
RA18
4K7
+
CAE12
220uF/25V
CA54 1uF/25V
0603C
RA44 18K_F
CA92
0.033uF/50V
RA52 0
RA55
NC
CA3
NC
CA43 0.047uF/25V
0603C
RA37 470
DA1
BAV70
1
2
3
CA4
NC
RA9
3R3
RA48
0
0805R
UA1
TAS5707LPHPR
OU
T
_
B
46
PGN
D
_
AB
48
OU
T
_
A
1
PGN
D
_
AB
47
P
V
DD_
A
2
P
V
DD_
A
3
AVSS
9
PLL_F
LT
M
10
PLL_F
LT
P
11
VR
_AN
A
12
AVDD
13
#FAULT
14
MCLK
15
OSC_RES
16
DVSSO
17
VR_DIG
18
#PDN
19
LRCLK
20
SCLK
21
SDIN
22
SDA
23
SCL
24
#R
ESET
25
ST
EST
26
DV
DD
27
D
VSS
28
P
V
DD_
D
35
P
V
DD_
D
34
OU
T
_
D
36
OU
T
_
C
39
PVDD_C
40
BST_C
42
BST_D
33
AGND
30
BST_A
4
BST_B
43
PVDD_B
44
PVDD_B
45
PVDD_C
41
OC_ADJ
7
SST
IM
ER
6
GVDD_OUT
5
GVDD_OUT
32
GND
29
NC
8
VR
EG
31
P
G
ND_
CD
37
P
G
ND_
CD
38
GN
D
49
P1
P1
P2
P2
P3
P3
P4
P4
P5
P5
P10
P10
P9
P9
P8
P8
P7
P7
P6
P6
P14
P14
P15
P15
P13
P13
P11
P11
P12
P12
P20
P20
P19
P19
P18
P18
P17
P17
P16
P16
RA7
3R3
CA67
0.1uF/50V
RA38 470
FBA1
80ohm/6A
0805L
LA5 NC 1 2
LA11
15uH/2.6A
1 2
LA2
80ohm/6A
0805L
+
CAE11
220uF/25V
RA41 22
LA3
80ohm/6A
0805L
C190
0.1uF/16V
LA12
15uH/2.6A
1 2
CA96
0.01uF/50V
0603C
CA6
680pF/50V
CA51 4.7uF/16V
LA13
15uH/2.6A
1 2
ZDA1
NC
CA8
680pF/50V
RA36 NC
CA46 NC
RA8
3R3
LA14
15uH/2.6A
1 2
RA51
33
RA39 22
RA42 10K
RA23 10K
RA45
4K7
ZDA2
NC
RA91
220
0805R
RA49
47K
RA34 22
CA91
0.01uF/50V
0603C
CA64 0.1uF/25V
ZDA3
UDZSTE-1712B
CA55 1uF/25V
0603C
+ CAE1
220uF/16V
CA65
0.1uF/25V
CA94
NC
LA4 NC 1 2
RA35 22