
48
12.4. A-Board (3/16) Schematic Diagram
+
+
Thermal Pad
Thermal Pad
S
S
S
S
S
S
S
S
S
S
P
P
P
P
P
P
P
P
P
P
P
P
P
P
C4921
25V
1u
C4923
25V
1u
C4905
16V 0.1u
C4933
16V
0.1u
C4922
25V
1u
C4934
16V 0.1u
C4903
16V
0.1u
C4935
16V 0.1u
C4904
16V 0.1u
C4906
16V 0.1u
C4900
10u
35V
C4937
10u
35V
C4924
25V
1u
C4947
25V
0.47u
C4901
10u
35V
C4931
10u
35V
C4907
10u
35V
C4909
10u
35V
C4946
25V
0.47u
C4936
16V 0.1u
C4972
4V
100u
C4971
4V
100u
C1AB00003871
IC4901
1
SDATA
2
BLCK
3
LRCLK
4
RSTK
5
MUTEX
6
REG_G
7
REG3
8
FILP
9
FILA
10
GNDA
11
OUT1N
12
OUT1N
13
GNDP1
14
OUT1P
15
OUT1P
16
GNDP1
17
VCCP1
18
VCCP1
19
PLIMT0
20
PLIMT1
21
CLK_MOD
22
ERROR
23
VCCP2
24
VCCP2
25
GNDP2
26
OUT2P
27
OUT2P
28
GNDP2
29
OUT2N
30
OUT2N
31
VCCA
32
MCLK
33
C1AB00003871
IC4900
1
SDATA
2
BLCK
3
LRCLK
4
RSTK
5
MUTEX
6
REG_G
7
REG3
8
FILP
9
FILA
10
GNDA
11
OUT1N
12
OUT1N
13
GNDP1
14
OUT1P
15
OUT1P
16
GNDP1
17
VCCP1
18
VCCP1
19
PLIMT0
20
PLIMT1
21
CLK_MOD
22
ERROR
23
VCCP2
24
VCCP2
25
GNDP2
26
OUT2P
27
OUT2P
28
GNDP2
29
OUT2N
30
OUT2N
31
VCCA
32
MCLK
33
A12
K1KY06BA0387
1
2
3
4
5
6
L4901
G1C100MA0533
L4903
G1C100MA0533
L4906
G1C150MA0533
L4904
G1C100MA0533
L4905
G1C150MA0533
L4902
G1C100MA0533
SUB3.3V
SUB3.3V
P15V
SUB3.3V
SUB3.3V
R4911
R4932
R4931
R4936
R4935
R4934
R4933
R4915
R4916
R4912
VJ4915
R4951
VJ4913
VJ4914
VJ4905
VJ4902
VJ4916
VJ4912
VJ4904
VJ4901
VJ4903
R4950
VJ4911
VJ4906
R4904
VARAY405
R4903
VARAY405
TP4905
TP4904
TP4902
TP4901
TP4906
TP4903
EXT_MUTE
AMP_STBY
P_HP1_L
P_HP1_R
HP_MUTE
P_A_MUTE
MONITOROUT_MUTE
HP_ROUT
HP_LOUT
P_ASDOUT1
P_ALRCKO
P_STMGPIO7
P_ASDOUT0
P_PORT21
P_ABCKO
P_ASMCK
Q4972
B1ABKE000001
Q4981
B1ABCE000015
Q4971
B1ABKE000001
R4901
68
D1HY6804A012
R4973
10k
R4976
100
R4982
47k
R4974
10k
R4906
8.2k
R4902
68
R4977
100
R4900
0
R4907
1k
R4981
10k
R4956
1k
R4918
4.7k
R4975
1.2k
R4980
3.3k
R4955
10k
R4908
1k
R4917
4.7k
L+
L-
OPERATE
R+
MUTE
R-
OPERATE
MUTE
MUTE
OPERATE
OPERATE
MUTE
MUTE
OPERATE
AMP_XRST
SOUND_SOS
OPERATE
SOS
AMP_MUTE
AUDIO AMP
AUDIO AMP
20
19
25
26
23
24
27
22
21
TO SPEAKER
A-BOARD (3/16)
!
TO 4/16
TO 4/16
TO 7/16
TO 7/16
TO 13/16
TO 7/16
TO 13/16
TO 13/16
Summary of Contents for TH-L55WT50M
Page 26: ...26 8 2 17 EMI processing ...
Page 27: ...27 ...
Page 28: ...28 ...
Page 29: ...29 ...
Page 30: ...30 ...
Page 31: ...31 ...
Page 32: ...32 ...
Page 34: ...34 ...
Page 38: ...38 ...
Page 40: ...40 11 3 Wiring 2 ...
Page 41: ...41 11 4 Wiring 3 ...
Page 42: ...42 11 5 Wiring 4 ...
Page 43: ...43 11 6 Wiring 5 ...
Page 44: ...44 ...
Page 45: ...45 12 Schematic Diagram 12 1 Schematic Diagram Note ...
Page 70: ...70 ...
Page 72: ...72 14 1 2 Packing ...
Page 74: ...74 14 2 Electrical Replacement Parts List 14 2 1 Replacement Parts List Notes ...