Panasonic TH-37PR10B / TH-37PR10E / TH-42PR10B / TH-42PR10E Service Manual ▷ View online
15.11. HX-Board Block and Schematic Diagram
PC_B
PC_G
PC_G
PC_R
PC_HD
PC_B
PC_VD
PC_HD
PC_VD
PC_R
FL3513
J0MAB0000054
1
2
3
4
R3585
56
C3409
16V
0.1u
IC3502
C3EBDC000067
1
E0
2
E1
3
E2
4
VSS
5
SDA
6
SCL
7
WC
8
VCC
R3653
33k
R3509
4.7k
FL3510
J0MAB0000054
1
2
3
4
R3590
56
56
JK3509
K1FA109B0062
1
2
3
4
5
8
9
6
7
FL3517
J0MAB0000054
1
2
3
4
JK3513
R3668
100
C3404
16V
0.1u
TP69
L3526
ELJPA100KFB
TP75
D3507
MAZ81600HL
MAZ81600HL
C3523
10u
25V
D3504
MAZ30560ML
TP71
R3656
68k
SLOT9V
R3791
100
TP68
C3551
10u
25V
L3555
ELJPA100KFB
R3510
100
R3672
100
R3508
4.7k
R3776
100
R3778
47k
C3524
50V
0.01u
SLOT9V
R3530
180k
C3552
10u
25V
R3529
180k
FL3515
J0MAB0000054
1
2
3
4
R3547
100
Q3532
2SD0601A0L
TP65
TP73
R3548
100
R3511
100
R3790
100
C3562
1u
16V
R3655
33k
D3508
MAZ81600HL
R3400
10k
FL3514
J0MAB0000054
1
2
3
4
TP70
FL3511
J0MAB0000054
1
2
3
4
TP67
TP74
R3654
68k
C3405
10u
25V
R3589
47k
FL3512
J0MAB0000054
1
2
3
4
TP72
HX1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
C3406
10u
25V
R3663
1k
FL3516
J0MAB0000054
1
2
3
4
C3561
1u
16V
D3510
MAZ81600HL
R3592
0
Q3531
2SD0601A0L
C3550
50V
0.01u
R3664
1k
P5V
R3777
100
TP66
P5V
D3509
MAZ81600HL
R3593
0
JK3511
K1FB115BA020
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
R3591
0
JK3513
K2HC103B0105
R3586
56
PC VD
TO
DS14
DS14
R
PC B
PC HD
PC G
SDA
TO
DS-BOARD
(DS14)
DS-BOARD
(DS14)
R
DDC
EEPROM
EEPROM
RXD
TXD
TXD
5
DTR
AUDIO IN
CD
HX-BOARD TXNHX1XNTU
GND
!
L
DDC EEPROM
TXD
R
PC Rs
Q3531
9
6
13
1
P5V
7
13
2
RXD
PC HD
REMOTE IN
SCL
CTS
PCis
PC VD
WC
SDA
1
15
Q3532
3
SLOT9V
R IN
SCL
RXD
PC R
7
VD
L AMP
TXD
5
HD
3
L IN
PC Ls
14
6
JK3509
RS-232C
GND
JK3511
5
GND
1
HX
GND
IC3502
RXD
3
PC B
PC/RS232C Terminal
12
PC IN
PC G
HX1
PC R
9V
2
7
4
18
2
5V
11
RTS
22
D
DSR
E
RI
B
C
A
PR/R
L
8
Y/G
PB/B
GND
L
3
R AMP
19
21
PC IN
TH-37/42PR10BK/BS/EK/ES
HX-Board Block and Schematic Diagram
HX-Board Block and Schematic Diagram
TH-37/42PR10BK/BS/EK/ES
HX-Board Block and Schematic Diagram
HX-Board Block and Schematic Diagram
TH-37PR10B / TH-37PR10E / TH-42PR10B / TH-42PR10E
89
15.12. GK and K-Board Block and Schematic Diagram
VCC
GND
OUT
R
G
STB3.3V
C2521
0.01u
50V
R2557
5.6k
R2517
47
Q2511
B1ABCF000138
R2525
910
R2516
1.5k
R2542
1k
Q2510
B1ABCF000138
D2524
MA8056MTX
R2524
22k
K1
1
2
3
4
5
6
7
8
9
10
11
12
D2512
MAZ80430LL
R2520
220k
RM2501
PNA4701M05TV
C2512
6.3V
10u
C2515
50V
0.01u
R2558
0
D2520
LNJ107W5PRW
R2531
270
R2556
5.6k
R2530
22k
Q2513
B1ABCF000138
D2520
C3750
1000p
50V
R3764
0
SW3756
EVQ11G05R
R3766
0
R3767
0
R3756
0
R3761
0
R3752
2.2k
SW3753
EVQ11G05R
R3763
0
R3762
0
R3754
0
SW3757
EVQ11G05R
GK3
1
2
3
R3760
0
SW3754
EVQ11G05R
R3758
4.7k
R3753
3k
R3751
8.2k
R3759
0
SW3755
EVQ11G05R
5
6
D
E
C
A
7
1
B
3
4
2
8
K-BOARD TXN/K1ZQTU
REMOTE RECEIVER
POWER LED
GND
AI_SENSOR
GND
REMOCON
GND
SUB5V
R_LED_ON/STBY_LED
GND
TO
(DS2)
DS-BOARD
STBY3.3V
!
G_LED_ON
POWER LED
Q2511
8
ON/OFF
REMOTE RECEIVER/LED
VCC
Q2510
REMOCON RECEIVER
K
VOUT
REMOCON
KEY SWITCH
SW3755
GK
GK3
2
KEY
2
R_LED_ON
TO DS15
TO DS2
SW3754
G_LED_ON
SW3756
11
SW3757
ON/OFF
Q2513
SW3753
POWER LED
STAND_BY LED
STB3.3V
K1
5
RM2501
VOL.UP
MENU
VOL.DN ENTER
INPUT
TO
DS-BOARD
DS-BOARD
GK-BOARD TXNGK1ZQTU
!
(DS15)
KEYSCAN
GND
KEY
VOL.UP
MENU
ENTER
INPUT
VOL.DN
TH-37/42PR10BK/BS/EK/ES
GK and K-Board Block and Schematic Diagram
GK and K-Board Block and Schematic Diagram
TH-37/42PR10BK/BS/EK/ES
GK and K-Board Block and Schematic Diagram
GK and K-Board Block and Schematic Diagram
TH-37PR10B / TH-37PR10E / TH-42PR10B / TH-42PR10E
90
15.13. DS-Board (1 of 2) Block Diagram
AC_GOOD
F_STB_ON
ALL_OFF
RESET
SOUND_MUTE
A+1.8V
A+3.3V
+5V_M
D+1.8V
+9V_2
D+3.3V
A+5V
SLOT+9V
D+1.8V
+9V_2
A+5V
SLOT+5V
A+1.8V
STB3.3V
FAN+5V
D+3.3V
SLOT+3.3V
A+3.3V
+12V
D+3.3V
SLOT15V
15V
STB5V_S
P5V
LAN+14V
IC2303
3
2
SW
VDD
VOL
CE
OUT+
VOUT
OUT-
4
-R OUT
17
IC8100
AVR+3.3V
3
TONE
38
AUDIO L
8
AMP
PRE AMP
A
G
C
10W MONO
R
BAL
71
VCC
SDA
22
7
SCL
16
2
MUTE SW
IN
1
1
2
73
IC2301
5
3
8
AUDIO R
6
4
3
21
SW_B
3
SW_OUT
SW_E
STBY
BTL AMP R
22
AMP_
20
PRE_
AMP_STB_SW
OUT+
5
-L OUT
S_CLOCK3
5
DS SLOT INTERFACE/SYNC PROCESSOR/SOUND PROCESSOR
15
23
7
10
IC804
VCC
5
AVR+12V
23
Q2300
L
IIC ON/OFF
Q2331
IC3008
DS6
37
1
67
8
R OUT
DS8
AVR+9V
7
10W MONO
SDA3
SCL3
1
IC2302
16
IC802
DS7
LPF
32
1
AVR+5V
3
1
8
INPUT
OUT
PHASE
S_DATA3
S+15V
SW_OUT
IC801
4
1
F+15V
IN
F+15V
IC803
S+15V
VCC
S+15V
STBY
3
AMP_
20
1
OUT-
+R OUT
17
15
SW_E SW_B
TO P6
VIN
VIN
2
SW
VIN
SHIFT
SOUND CONTROL
2
+L OUT
BTL AMP L
27
10
2
L OUT
D2303
RSTB
AVR 1.8V
Q2372
3
IC2305
1
1
21
PRE_
AMP_STB_SW
VCC
1
VIN
SW
VIN
VIN
SPEAKER
SPEAKER
R
L
7
P+15V
1
DS4
TO P7
5
P+15V
8
STB+5V
2
9
P+5V
10
ALL_OFF
AC_GOOD
F_STB_ON
8
TH-37/42PR10BK/BS/EK/ES
DS-Board (1 of 2) Block Diagram
DS-Board (1 of 2) Block Diagram
TH-37/42PR10BK/BS/EK/ES
DS-Board (1 of 2) Block Diagram
DS-Board (1 of 2) Block Diagram
TH-37PR10B / TH-37PR10E / TH-42PR10B / TH-42PR10E
91
15.14. DS-Board (2 of 2) Block Diagram
IIC_SW
L3
L2
HD_3
R1
SCL3
VD_2
R2
VD_3
R_4
R3
L_4
RXD13
HD_1
VD_1
RXD12
PR-M
IIC_SW
VD_4
DAC0
PB-M
RXD11
HD_2
HD_4
DAC1
Y-M
TXD13
SLOT2_DET
SLOT1_DET
TXD12
TXD11
SLOT3_DET
L1
SOS_ALL
SDA3
SCL1
SDA1
VD_4
HD_4
HD_HX
VD_HX
DPMS_HD
DPMS_VD
RXD4
TXD4
HD-M
VD-M
S-TX3-
S-TX3+
S-TX2+
S-TX2-
S-TX1+
S-TX1-
S-TX0+
S-TX0-
S-TXC-
S-TXC+
M-TXC-
M-TXC+
M-TX3+
M-TX3-
M-TX0-
M-TX2+
M-TX2-
M-TX1-
M-TX1+
M-TX0+
ALL_OFF
SOUND_MUTE
AC_GOOD
F_STB_ON
RTC_INT
FAN_CONT
KEY_SW
KEY_DET
RESET
RXD1
LED_G
LED_R
TXD1
REMOCON_IN
DPMS_VD
RXD4
CABLE_DET
DPMS_HD
TXD4
SCL1
SDA3
SCL3
SDA1
P_STATUS
REMOCON_OUT
LED_G
LED_R
KEY_DET
REMOCON_IN
KEY_SW
SOS_ALL
SRQ
STB+3.3V
+9V_2
+9V_2
9V_2
STB+5V_S
+5V_M
STB+5V_S
9V_2
9V_2
+12V
STB5V_S
+5V_M
9V_2
+9V_2
+5V_M
+9V_2
STB+5V_S
STB+5V_S
P5V
STB+5V_S
STB+3.3V
STB+3.3V
STB3.3V
P5V
STB+3.3V
LAN+14V
SLOT5V
SLOT3.3V
STB+3.3V
P+5V
SLOT+9V
SLO
T+3.3V
STB+5V_S
LAN+14V
SLO
T+5V
SLO
T+9V
SLO
T+3.3V
STB+5V_S
SLO
T+9V
LAN+14V
SLO
T+5V
SLO
T+15V
SLO
T+15V
LAN+14V
SLO
T9V
SLO
T3.3V
STB5V_S
SLO
T5V
SLO
T+15V
SLOT+9V
P+5V
STB+5V
36
14
4
14
R
SCL3
7
SLOT2
SDA3
IC3003
IC8007
H
SLOT3
3
L
L
Q8184
SYNC SWITCH
SLOT2
AC_CS
V Sync
3
L
12
2
SDA3
B
10
6
3.3V<=>5V
9
46
OUTPUT PORT(SW1)
2
CONT.
38
OUTPUT PORT
IC3101
PROCESSOR
8bit DAC4
16
11
3.3V<=>5V
Yout1
S_CLOCK3
9
INVERTER
10
2
Y_4
SCL3
11
S2_2
48
TO DN1
8
17
Q8019
DS1
SLOT3
SDA3
L
LPF
VIDEO BUFFER
LPF
4
SLOT1
S2_3
6
G/Y
IIC
AUDIO L
R/PR
SYNC_INH(M)
13
2
B/PB
SDA3
IC3005
VD_M
Y_1
AUDIO R
SDA_S3
7
16
IIC CONT.
8
6
L
Q8002
SCL3
3
Q3001
CS(M)
SCL3
1
1
B
9
9
A
SERIAL SELECT
HD in
SCL3
H
IIC_SCL
IC3006
CS(M)
S2_1
H Sync
PR_1
AUDIO SELECT
12
10
3
Y_2
32
HD_M
SCL3
IC8009
SDA3
15
3
7
VD
1
2
VFC
8
IC8001
SDA3
15
COMPONENT SELECT
14
6
SYNC SIGNAL
SCL3
SEPA
SDA_S1
CUT-OFF
L
FQ CONT
PR_2
2
IC8003
A
LEVEL SHIFT
OUTPUT PORT(SW3)
LEVEL SHIFT
6
L
HD SWITCH
6
1
PB_M
4
8bit ADC(SYNC INH(M))
LPF(M)
STB+5V
1
MAIN
12
17
8bit DAC(CS(M))
34
4
2
8bit DAC(LPF(M))
Q8183
SW1
S_DATA3
SDA3
PBout1
3
IIC_DAT
59
40
30
CS(M)
STB+3.3V
IC3007
P-STATUS
4
55
5
SDA3
SCL3
15
Y_M
SEPA
L
16
H
HD
IC3002
L
EX I/O(VIDEO/AUDIO SELECT)
SCL_S1
18
PR_4
5
H
P+5V
2
23
4
4
8
2
SW0
FAN_CONT
DS SLOT INTERFACE/SYNC PROCESSOR/SOUND PROCESSOR
6
SCL_S3
68
PB_2
10
8bit DAC3
8
PB_3
OUTPUT PORT
OUTPUT PORT
14
OUTPUT PORT
IC3001
44
19
22
PRout1
PB_1
1
EX.I/O(IIC SW)
PR_M
25
S1 S0
4
CONT.
VCC
1
7
16
IIC
SUB
10
16
PBout2
OUTPUT PORT(SW2)
HD
1
Yout2
8bit DAC(FAN CONT)
SW1
OUTPUT PORT(SW0)
SYNC_INH(M)
LPF
16
5
3
3
13
13
IC3004
HD/Green
5
1
8bit DAC0
VCC
13
7
VCC
SW0
SDA3
Y_3
1
OUT1
SYNC SELECT
SCL3
15
PR_3
LPF(M)
Green
2
21
PB_4
27
24
6
21
PRout2
5
IC8005
IIC ON/OFF
OUT2
SYNC SIGNAL
13
S0/S1
SDA
EX.I/O(SLOT DET IIC CONTROL)
5
DAC1
6
ASPECT DET
SCL
5
8
DAC2
42
VD
8bit DAC1
SLOT1
H
H
PC
DS-BOARD SOS
LED BLINKING
:10TIMES
LED BLINKING
:10TIMES
5
3
X8181
3.3V<=>5V
8
LEVEL SHIFT
SCL
TIME CLOCK
2
RTC INT
3.3V<=>5V
Q8181
SDA
LEVEL SHIFT
Q8182
Q8010,11
Q8012,13
LEVEL SHIFT
3.3V<=>5V
2
4
IC8017
2
3.3V<=>5V
LEVEL SHIFT
4
IC8018
RS232C DRIVER
TXD_4
17
13
15
16
IC8014
RXD_4
19
54
P+5V
80
79
P+15V
P+15V
HD
VD
10
8
S_TX3+
S_TX3-
13
12
S_TX2+
S_TX2-
16
15
S_TX1+
S_TX1-
19
18
S_TX0+
S_TX0-
22
21
S_TXC+
S_TXC-
25
24
28
27
M_TXC-
M_TXC+
M_TX3+
M_TX0+
M_TX2-
M_TX0-
M_TX3-
40
39
34
33
37
36
M_TX2+
M_TX1+
M_TX1-
31
30
SOUND_MUTE
F_STB_ON
45
44
43
42
ALL OFF
AC GOOD
46
RTC_INT
KEY_DET
48
FAN_CONT
KEY_SW
50
49
47
RESET
LED_R
52
RXD_TU(SBO)
LED_G
57
56
51
TXD_TU(SBI)
61
REMOCON
65
DPMS_VD
DPMS_HD
67
RXD PC
CABLE DET
70
69
66
TXD PC
72
SCL1
77
IIC CONT
SDA1
SDA3
73
SCL3
76
75
58
REMOCON OUT
POWER_STATUS
63
LED_G
2
3
LED_R
4
KEY_DET
6
REMOCON
KEY_SW
1
DS
15
15
TO GK3
TO K1
DS2
STB+3.3V
1
SOS_ALL
SOS OUT
SOS
Q8200-Q8202
STB_ON
3.3V
5V
LEVEL SHIFT
20
IC3153
2
3
4
2
3
4
2
14
+9V
12
PB/B
L
TXD
4
13
5
VD_HX
PR/R
HD_HX
R
Y/G
8
RXD
+5V
10
PB_4
Y_4
PR_4
6
15
1
R_4
L_4
TO
HX1
HX1
DS
14
14
TXD_4
RXD_4
VD_HX
HD_HX
TX0+
B30 B31
B15
PR/R
REMO
TE
B26
Y_1
B11
B3
A
UDIO IN L
VD_1
B2
SOS
B19
B25
TX1+
A40
RXD_11
SD
A_S1
B35
B8
TXG+
R_1
SLO
T1_DET
DS
11
11
SLO
T3.3V
SRQ
SLOT1
HD_1
TX3-
A38
TXC+
TXD
A17
A26
SLO
T9V
SRQ
TX3+
SLO
T9V
HD
PR_1
B17
B21
B28
B32
A19
B24
TX0-
B14
IIC_CLOCK
A34
SCL_S1
STB5V
A28
SLO
T5V
RESET
CABLE_DET
B36
PO
WER_ST
A
T
US
TX1-
IIC_D
A
T
A
PB_1
A32
A
UDIO IN R
SOS
A36
SLO
T5V
REMO
TE
A30
B12
PLUG DET
B5
A21
S2_1
PB/B
S2DETECT
TXC-
B29
B23
RESET
Y/G
L_1
CABLE DET
B9
P_ST
A
TUS
LAN+14V
RXD
B27
VD
LAN+14V
B6
SLO
T3.3V
TXD_11
TXG-
A22
B40
STB5V
SLO
T2_DET
SLOT2
TX1+
B19
B27
B40
PB/B
B24
B15
SLO
T9V
B6
S2_2
TXC-
B14
SOS
A26
A
UDIO IN L
SOS
A40
SLO
T3.3V
B11
HD
B17
B9
A36
A38
TX0+
SLO
T5V
Y/G
VD_2
TXD
SLO
T3.3V
REMO
TE
TXD_12
PR/R
S2 DETECT
B5
PB_2
SRQ
L_2
SLO
T5V
DS
12
12
R_2
A19
VD
TX0-
HD_2
B28
B2
RXD_12
RESET
SLO
T9V
B25
A30
TX3-
PR_2
IIC_CLOCK
LAN+14V
PLUG DET
B36
B8
RXD
REMO
TE
B26
A
UDIO IN R
B30
Y_2
A17
IIC_D
A
T
A
B21
A32
IIC_SD
A
B12
A21
TX3+
B3
A22
SRQ
TXC+
A34
RESET
B23
B31
TXG+
TXG-
LAN+14V
IIC_SCL
TX1-
A28
B35
B37
SLO
T15V
B38
SLO
T15V
B37 B38
SLO
T15V
SLO
T15V
B19
A22
SLO
T9V
Y/G
SLO
T3.3V
A17
VD
B25
B35
DS
13
13
RESET
RXD
RESET
RXD13
HD
IIC_D
A
T
A
A36
B27
TXD
PLUG DET
LAN+14V
REMO
TE
B17
A38
B30
SD
A_S3
A30
B26
TXD13
LAN+14V
SOS
SLOT3
B40
A
UDIO IN R
A
UDIO IN L
SOS
VD_3
A34
S2 DETECT
SCL_S3
A28
Y_3
REMO
TE
SLO
T3_DET
B28
B21
SLO
T9V
PB_3
PB/B
A40
A19
PR/R
B36
B23
B24
B31
S2_3
PR_3
IIC_CLOCK
R_3
A26
SRQ
SRQ
L_3
HD_3
A21
A32
SLO
T5V
SLO
T3.3V
STB5V
SLO
T5V
B37 B38
SLO
T15V
SLO
T15V
REMOCON OUT
19
13
9
7
+9V
18
11
3
R_4
L_4
PB/B
VD_HX
TO
HX1
HX1
L
PR/R
DS
14
14
TXD
HD_HX
TXD_4
R
RXD_4
Y/G
VD_HX
5
HD_HX
RXD
+5V
1
PB_4
Y_4
PR_4
21
22
12
STB+5V
IC8181
42inch only
TH-37/42PR10BK/BS/EK/ES
DS-Board (2 of 2) Block Diagram
DS-Board (2 of 2) Block Diagram
TH-37/42PR10BK/BS/EK/ES
DS-Board (2 of 2) Block Diagram
DS-Board (2 of 2) Block Diagram
TXD1
RXD1
TH-37PR10B / TH-37PR10E / TH-42PR10B / TH-42PR10E
92
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