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8.6.
A-Board (3 of 3) Schematic Diagram
+
+
+
+
+
+
+
+
+
+
+
NP
+
+
+
NP
+
+
+
NP
+
Ther
mal
Pa
d
+
+
+
AG
_
L
+
AB_TV_L
AG
_
L
-
AB_A
V
_R
AG_HP_R
AJ_SP_RCH
AB_A
V
_L
AG_HP_L
AJ_HP_LCH
AA_MUTE_OUT
AJ_SP_LCH
AG_R+
A
G_HP_L
AJ_SP_LCH
AJ_W
AJ_SP_RCH
AJ_SP_ON
AA_MUTE
AA_RESQ
A
G_HP_R
AA_RESQ
AJ_HP_RCH
AA_MUTE_OUT
AJ_HP_LCH
AJ_W
AG_W+
AJ_HP_RCH
AB_TV_R
AH_AM
AJ_SP_ON
5V
12V
AA_SCL1
AA_SD
A
1
A
G_W
-
A
G_W+
A
G_R-
A
G_R+
AG_W-
AG_L-
AG_L+
AG_R-
R2020
10k
C2201
16V
22u
R2512
100
L2001
220u
R2516
1k
R2200
100k
JK4004
K2HC103B0151
L
R
L2501
ELJFA6R8MF
C2528
0.47u
16V
C2021
16V
2.2u
D2007
MAZ81400ML
C4056
50V
0.1u
IC2001
C1BA00000344
1
HP_IN1
2
HP_IN2
3
HP_D
.C
.
4
HP_ST
ANDBY
5
AMP_ST
ANDBY
6
D.
C
.
7
DDL
8
ON_TIME
9
IN2
10
PRE_GND
11
NC
12
IN-VREF
13
IN1
14
PO
WER_GND
15
OUT1-
16
OUT1+
17
18
19
VCC
20
SW_OUT
21
SW_E
22
SW_B
23
SW_GND
24
OUT2+
25
OUT2-
26
PO
WER_GND
27
HP_OUT2
28
HP_OUT1
R2202
2.2k
C2027
25V
100u
R2505
4.7k
C2006
50V
4700p
Q2007
2SD0601A0L
C2533
16V
1u
1/2W
R2007
2.2
C2514
6.3V
100u
L2200
220u
C2031
25V
0.22u
C2504
50V
47p
R2201
20k
L2506
EXCELDR35V
R2006
10
TP4265
TP4114
R2501
100
L2504
G1C330K00017
Q2004
UNR521100L
C4057
50V
0.1u
C2016
22u
16V
L4005
G1C121Z00004
C2213
25V
0.22u
C2212
25V
0.22u
R2517
5.6k
A9
K1KA08A00182
1
2
3
4
5
6
7
8
R2005
10
D2003
MA3X152E0L
C2200
16V
47u
C2510
6.3V
100u
Q2002
UNR521100L
C2206
35V
220u
R2507
100
R2015
180k
D2001
B0JCME000025
R2021
22k
C2531
1u
10V
C2207
25V
470u
C2017
50V
6800p
C2517
16V
0.1u
C2211
50V
1000p
C2012
0.22u
16V
C2022
50V
6800p
Q2502
UNR521100L
C2030
25V
0.22u
Q2001
UNR521100L
C2026
25V
100u
Q2501
UNR521100L
R2511
100
R2204
27
R2529
100k
R2017
10k
C2527
1u
10V
C2507
50V
1p
Q2005
B1BBCF000013
R2502
470
C1AB00001755
IC2501
MSP3410G-QA-B8-V3
1
NC
2
I2C_CL
3
I2C_DA
4
I2S_CL
5
I2S_WS
6
I2S_D
A_OUT
7
I2S_D
A_IN1
8
ADR_D
A
9
ADR_WS
10
ADR_CL
11
D
VSUP
12
D
VSUP
13
D
VSUP
14
D
VSS
15
D
VSS
16
D
VSS
17
I2S_D
A_IN2
18
NC
19
NC
20
NC
21
RESETQ
22
NC
23
NC
24
DACA_R
25
DACA_L
26
VREF2
27
DACM_R
28
DACM_L
29
NC
30
DACM_SUB
31
NC
32
NC
33
SC2_OUT_R
34
SC2_OUT_L
35
VREF1
36
SC1_OUT_R
37
SC1_OUT_L
38
CAPL_A
39
AHVSUP
40
CAPL_M
41
NC
42
NC
43
AHVSS
44
AHVSS
45
A
G
NDC
46
NC
47
SC4_IN_L
48
SC4_IN_R
49
ASG
50
SC3_IN_L
51
SC3_IN_R
52
ASG
53
SC2_IN_L
54
SC2_IN_R
55
ASG
56
SC1_IN_L
57
SC1_IN_R
58
VREFT
OP
59
NC
60
MONO_IN
61
A
VSS
62
AVSS
63
NC
64
NC
65
AVSUP
66
AVSUP
67
68
ANA_IN-
69
70
TESTEN
71
XTAL_IN
72
XTAL_OUT
73
TP
74
AUD_CL_OUT
75
NC
76
NC
77
D_CTR_I/O_1
78
D_CTR_I/O_0
79
ADR_SEL
80
STANDBYQ
C2008
50V
4700p
TP4203
R2016
22k
C2513
50V
0.1u
Q2506
UNR521100L
C2028
50V
22u
R2506
4.7k
C2003
50V
0.01u
C2004
50V
0.047u
1/2W
R2010
2.2
C2512
50V
10u
C2532
1u
10V
TP4016
C2508
50V
0.1u
C2203
50V
2.2u
L2503
ELESN180JA
C2526
1u
10V
C813
16V
1u
R2521
100k
R2203
1k
R2009
27
C2530
2.2u
16V
C2215
0.22u
25V
C2009
16V
47u
R2014
1.5k
C2002
50V
0.01u
C2010
0.22u
25V
Q2008
2SB0709A0L
R2013
470
D2004
MA3X157A0L
C2518
50V
0.1u
L4004
G1C121Z00004
C2023
0.22u
25V
1/2W
R2205
2.2
C2501
50V
56p
R2515
1k
C2020
50V
1000p
D2006
MAZ81400ML
C2018
50V
0.1u
Q2504
UNR521100L
R2519
5.6k
C2015
16V
47u
D2005
MA2J11100L
TP4113
R2522
100k
Q2006
2SD0601A0L
C2001
50V
0.047u
C2503
50V
22p
C2204
50V
2.2u
TP4017
R2514
100
R2509
27k
1/2W
R2011
2.2
C2032
25V
0.22u
R2530
100k
C2523
16V
1u
C2005
25V
100u
C814
50V
10u
C2522
16V
1u
C2202
50V
6800p
TP809
C2025
25V
100u
TP4106
L2507
G1C330K00017
R2001
10k
D2008
MA3X152E0L
C2029
25V
0.22u
C2516
50V
3.3u
R2513
100
D2200
B0JCME000025
TP4103
L2505
ELESN330JA
R2510
27k
C2007
25V
100u
1/2W
R2206
2.2
R2532
4.7k
C2502
50V
10p
Q2009
2SD0601A0L
C2214
0.22u
25V
R2508
100
R2003
10k
C2209
50V
0.1u
C2519
16V
47u
C1BA00000278
IC2200
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
R2012
100k
C2520
50V
10u
C2506
50V
1p
R2018
100k
Q2003
UNR521100L
C2011
0.22u
16V
L2502
EXCELDR35V
C2013
0.22u
25V
R2019
1M
X2501
H0J184500020
C2024
0.22u
25V
C2521
50V
10u
C2019
16V
2.2u
C2509
50V
47p
C2529
2.2u
16V
D2002
MA2J11100L
IC803
AN77L08M-E1
IN
3
2
COM
OUT
1
1/2W
R2008
2.2
Q2010
2SB0709A0L
Q2200
B1BBCF000013
TP4264
R2022
47k
C2511
16V
0.1u
C2208
2.2u
16V
C2014
25V
470u
ON TIME
AMP
NC
NC
H/P
LIPPLE
FIL
T
ER
STB SW
HLS
STB SW
SW
SW REG.P
A
R
T
6dB
SW
OUT
SW
B
SW GND
NC
SW
E
LIPPLE
FIL
TER
HP IN
HP OUT
PO
WER GND
IN
BEEP
NC
NC
PRE GND
OUT+
OUT
-
Vcc(SW)
PO
WER GND
PO
WER GND
Vcc
TO SP_BOX
26
27
23
24
20
19
25
22
21
A-BOARD TNPH0546 (3/3)
!
24
23
22
25
27
26
28
21
SOUND PROCESSOR
WOOFER
L/R AMP
3.0
4.6
0
10.3
3.0
6.4
10.0
2.7
3.5
0
0
3.5
0
3.5
3.0
1.6
3.5
0
3.0
1.7
0
3.3
3.5
1.6
11.0
3.3
10.9
1.6
0
0
9.9
4.6
0
0
2.7
0
0
0
3.4
3.5
0
0
0
0.3
0
0
3.5
3.4
3.5
10.9
10.9
10.8
3.4
1.7
1.7
0
0
4.2
4.2
2.1
2.4
1.1
0.6
0.7
0.6
0.6
4.8
4.8
4.8
0
0
0.3
0
0
0
3.1
0
0
0
7.0
7.9
6.9
0
3.7
0
0
3.7
0
0
0
0
0.1
0.1
0
0
4.8
4.8
4.8
1.4
1.4
1.6
0
2.0
2.0
2.2
2.5
0.7
0.7
0.1
4.8
0
3.7
0
3.7
0.7
0
0
0.6
0.6
0
3.6
3.7
3.5
3.7
0.7
0
3.7
0.7
0
0.7
3.7
0.7
2.5
0.6
0.8
7.9
9.0
0.0
0
4.8
3.1
2.5
0.6
0
0
4.8
0
0
8.9
8.9
-4.0
-4.1
8.9
0
4.6
0
0
0
0
6.5
0
0
0
0
0
0
11.0
3.5
0
10.9
0
3.4
0
0
0
0
0
0
0
0
0
0
0
0
1.7
1.7
1.6
1.7
1.7
1.7
1.7
1.7
=
=
TX-22LT3
A-Board (3 of 3) Schematic Diagram
TX-22LT3
A-Board (3 of 3) Schematic Diagram
32
Summary of Contents for TX-22LT3
Page 18: ...6 3 Option Description 18 ...
Page 19: ...19 ...
Page 23: ...23 ...
Page 24: ...24 ...
Page 25: ...9 2 Packing Exploded View 25 ...
Page 26: ...9 3 Mechanical Replacement Parts List 26 ...
Page 28: ...10 1 Replacement Parts List Notes 10 2 Electrical Replacement Parts List 28 ...
Page 58: ...8 Block and Schematic Diagrams 8 1 Schematic Diagram Notes 25 ...
Page 59: ...8 Block and Schematic Diagrams 8 1 Schematic Diagram Notes 25 ...
Page 98: ...13 TX 22LT3 ...
Page 99: ...6 3 Option Description 14 TX 22LT3 ...
Page 100: ...15 TX 22LT3 ...
Page 101: ...16 TX 22LT3 ...