52
11.12. A-Board (7/13) Schematic Diagram
AV1
AV2
PB
PR
V
L
R
R
L
Y
V
R
V
L
MONITOR OUT
SHIELD
V
R
L
S
S
+
*JK2111
K2HA917A0001
V
L
R
G
Y-SW
Y
G
PB
PR
V
L
R
G
V
L
R
G
*JK2102
K4AK13B00006
a
b
c
d
V-SW
V
V-G
L
L-G
R
R-G
*JK2108
K1FY315A0008
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
SUB3.3V
PC_R_TERMINAL
U_NONUSE/A_HP_L__TERMINAL
PC_B_TERMINAL
PC_HD_TERMINAL
U_NONUSE/A_VOUT__TERMINAL
U_NONUSE/A_HP_R__TERMINAL
PC_G_TERMINAL
PC_VD_TERMINAL
SPDIF
U_AV2_L/A_AV3_L__TERMINAL
PDP_U_YPBPR2_R/LCD_U_YPBPR2_R/A_AV1_R__TERMINAL
A_AV1_V__TERMINAL
U_AV1_R/A_AV2_R__TERMINAL
U_AV1_L/A_AV2_L__TERMINAL
PDP_U_YPBPR2_Y/LCD_U_YPBPR1_Y/A_AV1_Y__TERMINAL
PDP_U_YPBPR2_L/LCD_U_YPBPR1_L/A_AV1_L__TERMINAL
U_AV1_V/A_AV2_V__TERMINAL
PDP_U_YPBPR2_PB/LCD_U_YPBPR1_PB/A_AV1_PB__TERMINAL
PDP_U_YPBPR2_PR/LCD_U_YPBPR1_PR/A_AV1_PR__TERMINAL
U_AV2_V/A_AV3_V__TERMINAL
U_NONUSE_A_AV1_YSW__TERMINAL
U_AV2_R/A_AV3_R__TERMINAL
U_YPBPR1_R/A_AUDIOOUT_R__TERMINAL
U_YPBPR1_L/A_AUDIOOUT_L__TERMINAL
*R2347
10k
*R2388
22
SUB1.8V
*Q4706
DSC2001S0L
R4748
10k
*Q4707
DSC2001S0L
R4810
27k
R4742
15
AG_SOS
*Q4700
DSA2001S0L
*R4815
220
MCU_XRST
D4706
B0ADEJ000035
SUB1.2V
R4822
0
SUB5V
STB5V
STB3.3V
*R4833
18k
2.2k
*R4818
C4706
10V
1u
R4811
Q4704
DSC2001S0L
*Q4705
DSC2001S0L
C4705
16V
0.1u
R4752
10k
*R4739
47k
STB5V
AMP_MUTE
MON_MUTE/IPOD_PWR_ON
C4707
10V
1u
*R4740
47k
D4704
B0ACCJ000048
R4821
10k
STB5V_SW_ON
D4703
B0JCME000076
D4707
B0JCME000076
SUB5V
STB1.2V
HP_MUTE_TEMP
*D4705
B0ACCJ000048
HP_MUTE
R4809
10k
*R4745
0
C4779
6.3V
10u
*R4834
220
Q4703
DSC2001S0L
C1ZBZ0004161
IC4700
1
UHZ
2
P3.3V
3
TEST
4
PANEL_SOS
5
DRVRST_PD4
6
STB1.2V
7
STB5V
8
STB3.3V
9
AMUTE
10 SP_MUTE
11 MUTE_VCC
12 AUDIO_MUTE_IN
13 DTB9V
14 MONITOR_MUTE
15 FB
16 GND
17
FC
18
PGND
19
DRV
20
DTV5VOUT
21
DTV5VIN
22
EN_DCDC
23
CD
24
STB_RST
25
DRVRST
26
STB5V_SW_ON
27
P_SOS4
28
SC_SOS6
29
SC_SOS7
30
SS_SOS8
31
D_SOS_RSV
32
SC_OHZ
VJ4700
STB3.3V
R4711
4.7k
Q4702
DSC2001S0L
STB5V
C4772
16V
0.1u
R4830
100k
STB3.3V
R4831
100k
C4704
100u
10V
STB3.3V
AG_FAN_SOS
MONITOROUT_MUTE
R4753
10k
SOS
STB3.3V
<
SPDIF
PC IN
A_AV2
A_AV1_YPbPr
A_AV1
A_MONITOR_OUT
A-BOARD (7/13)
!
56
58
61
60
59
62
57
55
63
MUTE
MUTE
MUTE
ANALOG-ASIC
TO 1/13
TO 1,3/13
TO 1/13
TO 1/13
TO 1,8/13
TO 4/13
TO 4/13
TO 5/13
TO 5/13
TO 5,6/13
TO 5/13
TO 5/13
TO 6/13
TO 6/13
TO 6/13
TO 6/13
TO 6/13
TO 10/13
Summary of Contents for TH-P42X20D
Page 20: ...20 6 4 No Picture ...
Page 36: ...36 ...
Page 38: ...38 10 3 Wiring 2 10 4 Wiring 3 ...
Page 39: ...39 10 5 Wiring 4 ...
Page 40: ...40 ...
Page 41: ...41 11 Schematic Diagram 11 1 Schematic Diagram Note ...
Page 74: ...74 A B C D E F G H I 1 2 3 4 5 6 P BOARD COMPONENT SIDE LSEP1287LTHB ...
Page 84: ...84 ...
Page 86: ...86 13 1 2 Exploded View 2 ...
Page 87: ...87 13 1 3 Packing 1 ...
Page 88: ...88 13 1 4 Packing 2 ...
Page 89: ...89 13 1 5 Mechanical Replacement Parts List ...
Page 92: ...92 13 2 Electrical Replacement Parts List 13 2 1 Replacement Parts List Notes ...