Circuit Diagrams and PWB Layouts
7.
Main Board: Audio Amplifier & MUX
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
C171,C174
C167,C16
8
,C169,C170
LC FILTER
4 Ohm: L =>10
u
H C1 => 0.47
u
F
C2 : 1.2nF.
8
Ohm: L => 22
u
H C1 => 0.22
u
F
C2 : 1.2nF.
PA
SS
S
ILK
.
S
OUND AMP
.
1)
S
PEAKER : BLUE ==> CN4
2) IDTV POWER : RED ==> CN19
3
) IR : WHITE ==> CN20
4) IDTV DOWNLOAD : BLACK ==> CN15
S
PK-RA_IN
S
PK-LA_IN
RA_IN
LA_IN
S
PK-RA_IN
RA_IN
LA_IN
S
PK-RA_BP
S
PK-LA_BP
S
PK-LA_IN
S
PK-LA_IN
S
PK-RA_IN
S
PK-RA_BP
S
PK-LA_BP
AUDIO_MUTE
4
S
LEEP
4
S
R
S
_
S
DA
3
4
S
R
S
_
S
CL
3
4
HP_MUTE
8
HP_L_OUT
8
HP_R_OUT
8
S
PK_RA
4
S
PK_LA
4
V
SS3
V
12VD
A9V
12V_AMP
12VAM
12V_AMP
12VA M
12VA M
12VA M
5VD
5VD_AMP
5VD_AMP
5VD_AMP
5VD_AMP
5VD_AMP
12V_AMP
AVCC
33
DVCC
33
DVCC
33
A
VCC
33
5VD_AMP
12V_AMP
A
3
.
3
V
DVCC
33
AVCC
33
R46
3
1K
C406
4700pF/K
C
3
97
100nF/K
C410
4700pF/K
C42
8
10
u
F/16V
C
3
44
47K
C1
8
6
100nF
C170
1.2nF
R5
3
70
R
R5
33
19.1K/F
R545
100R
R520
42.2K/F
FB59
600 Ohm 0.5A 2012
R510
1.5K/F
FB9
0_2012
1
2
R560
0R
R511
2.2K/F
C160
1
u
F
C415
100nF
C
3
9
8
100nF/K
C
3
41
220pF
R401
47K
Q15
K
S
C162
3
Y
3
1
2
R464
0R(NU)
C451
10
u
F_2012(NU)
C409
100
u
F/16V
C159
1
u
F
R
3
02
100K
C404
100nF/K
C
3
40
220pF
C17
3
1
u
F
R294
1K(NU)
FB26
600 Ohm 0.5A 2012
L1
S
HP07
3
5P(NU)
C
3
96
100nF/K
FB10
0_2012
1
2
L9
S
HP07
3
5P(10
u
H)
R
3
9
8
470R
C411
4700pF/K
C
3
95
33
0
u
F/16V
C4
3
4
100
u
F/16V
R29
8
12K(NU)
1
2
FB5
8
600 Ohm 0.5A 2012
C402
100nF/K
R546
100R
L
3
22
u
H(NU)
R51
8
11.5K/F
R297
10K(NU)
1
2
R29
3
0R
R
3
01
0R(NU)
1
2
C400
100nF/K
R299
12K(NU)
1
2
C
3
42
10
u
F_2012
1
2
C420
100nF/K
C444
100nF/K
R402
47K
C417
10nF/K
R507
4.
8
7K/F
FB2
3
600 Ohm 0.5A 2012
R290
100K
FB1
3
0_2012
1
2
C4
3
2
0.47
u
F/K
+
C1
8
4
1
u
F/50V
R2
8
9
0R
+
C
33
6
100
u
F/16V
1
2
R59
8
0R(NU)
C4
3
5
100nF
C401
100nF/K
R295
100K
L4
22
u
H(NU)
C426
10nF/K
+
C1
8
5
100
u
F/16V
1
2
C162
470
u
F/16V
FB14
0_2012
1
2
C
3
99
100nF/K
C157
470
u
F/16V
R516
7
3
.2K/F
C416
47
u
F/16V
C172
1
u
F
C440
2200pF/K
R521
6
3
.4K/F
C44
3
0.01
u
F/K
+
C16
3
10
u
F/16V
1
2
C4
3
7
0.22
u
F/K
FB
8
0_2012
1
2
C425
10
u
F_2012
R
3
97
100R
R
3
00
12K(NU)
1
2
R50
3
2.26K/F
+
C1
8
0
1
u
F/50V(NU)
R512
11.5K/F
L5
22
u
H(NU)
U12
KIA7
8
09AF
1
2
3
4
INPUT
GND
OUTPUT
TA
P
YDA14
3
(D-
3
M)
U
3
0
1
44
45
3
7
3
6
38
2
3
14
46
47
4
8
49
50
1
3
22
3
9
40
41
42
4
3
5
12
10
8
7
6
21
15
52
51
16
20
3
3
2
33
1
8
4
2
9
11
17
19
24
25
26
27
2
8
29
3
0
3
1
3
4
3
5
5
3
HPOR
V
SS
V
SS
PVDDML
PVDDML
OUTML
DV
SS
PV
SS
R
NC
HP
INL
VREFL
PVDDREG
V
SS
S
LEEPN
PV
SS
L
V
SS
OUTPL
PVDDPL
PVDDPL
INR
OUTPR
PVDDPR
V
SS
NC
MUTEN
PROTN
OUTMR
HPOL
REFA
PVDDMR
NC
V
SS
BGR
GAIN1
NC
V
SS
VREFR
AV
SS
V
SS
PVDDPR
PVDDMR
V
SS
CKIO
XO
XI
DVDD
MODE0
MODE1
MODE2
GAIN0
V
SS
V
SS
TA
P
FB17
0_2012
1
2
R515
3
4.
8
K/F
R52
3
49.9K/F
R
3
07
3
.6K(NU)
1
2
C167
1.2nF
R517
3
4.
8
K/F
C179
220
u
F/16V
C450
10
u
F_2012(NU)
L12
22
u
H(NU)
R5
38
0R(NU)
R5
3
4
10K
C445
470pF/K
FB11
UPB201209T-500Y-
S
R525
2M/F
R606
0R/2012
R5
3
0
0R
R52
8
0R
C165
100nF
R504
15.
8
K/F
L10
S
HP07
3
5P(10
u
H)
R50
8
22.6K/F
R5
3
5
6.
3
4K/F
C4
33
10
u
F/16V
C424
10
u
F_2012
FB19
0_2012
1
2
C4
3
0
100
u
F/16V
R502
5.76K/F
FB4
0_2012
1
2
C175
1
u
F
R291
0R
L
8
S
HP07
3
5P(10
u
H)
C407
4700pF/K
C4
3
1
100nF/K
R544
0R(NU)
C
3
94
33
0
u
F/16V
R527
10.5K/F
C441
4700pF/K
R2
88
0R
R522
49.9K/F
R5
3
1
0R
FB1
8
0_2012
1
2
C177
1
u
F
R400
1K
R607
0R/2012
R
3
99
470R
C40
3
100nF/K
R559
0R
C429
100nF
R506
17.
8
K/F
C174
0.47
u
F
R524
10.5K/F
C
3
4
3
10
u
F_2012
1
2
+
C164
100
u
F/16V
1
2
R514
7
3
.2K/F
C
338
100pF
FB15
600 Ohm 0.5A 2012
C
33
9
100pF
C427
10
u
F_2012
C171
0.47
u
F
Q2
3
MMBT
3
906(NU)
1
3
2
R
3
06
1K
C16
8
1.2nF
R60
8
0R/2012
C4
3
9
1
00nF/K
C42
3
10
u
F_2012
R609
0R(NU)
R595
0R(NU)
R526
2M/F
R505
3
.09K/F
C166
100nF
R501
1K
C
33
7
100nF
R500
1K
R51
3
5.76K/F
C419
100nF/K
AP
8
206-LQ-L
U11
1
2
3
4
5
6
7
8
9
10
11
12
1
3
14
15
16
17
1
8
19
20
21
22
2
3
24
25
26
27
2
8
29
3
0
3
1
3
2
4
8
47
46
45
44
4
3
42
41
40
3
9
38
3
7
3
6
3
5
3
4
33
64
6
3
62
61
60
59
5
8
57
56
55
54
5
3
52
51
50
49
FOUT
CLPB
CLP
COMPC2
COMPC
MULTIN6
BA
SS
OUT
PUNCHIN
RVOLI
RMAXO
LMAXO
LVOLI
OUTPUTR
OUTPUTL
VDA1
V
S
A1
FLEFTI
FRIGHTI
CENTERIN
RLEFTI
RRIGHT
I
RCENTER
I
S
UBIN
S
PIN
PH1R
PH2R
PH
3
R
PH1L
PH2L
PH
3
L
GND
S
CL
VREFB
CENTERO
BUFC
RCEN
S
UMO
RCEN
S
UMI
RMINRLO
R
S
PACEI
F
S
PACEI
FMINRLO2
FMINRLO
F
S
UMLRO
F
S
UMI
VCC
A0
R
S
TB
S
DA
CB1
B
CB1
CB2
B
CB2
CB
3
B
CB
3
MIXOUT
RHP
A
RHPB
RHP
LHP
A
LHPB
LH
P
VD
A2
V
S
A2
VREF
C
3
45
10
u
F_2012
1
2
C40
8
100nF
R597
0R(NU)
R519
3
1.6K/F
C422
100nF/K
R40
3
1K
R529
0R(NU)
C161
0.1
u
F
C4
38
4700pF/K
R596
0R(NU)
C169
1.2nF
CN4
J
S
T250-4P
1
2
3
4
L+
L-
R-
R+
R5
3
60
R
R610
0R(NU)
+
C412
100
u
F/16V
1
2
FB12
UPB201209T-500Y-
S
R5
3
2
2
8
.7K/F
C421
10
u
F_2012
R404
47K
C1
8
7
100nF
U27
TL062
5
6
8
4
1
2
3
7
NON_IN2
IN2
VCC
GND
OUT1
IN1
NON_IN1
OUT2
R292
1K
C176
1
u
F
FB16
0_2012
1
2
L11
S
HP07
3
5P(10
u
H)
C41
8
10nF/K
C414
100nF
Q17
K
S
C162
3
Y
3
1
2
FB64
UPB201209T-500Y-
S
R509
1.5K/F
C405
100nF/K
C17
8
0.1
u
F
+
C
3
66
100
u
F/16V
1
2
L2
22
u
H(NU)
C4
3
6
0.015
u
F/K
C15
8
0.1
u
F
B6
B6
H_17490_006.ep
s
3
11007
AUDIO AMPLIFIER & MUX