Panasonic TH50PH10UK - 50" PLASMA TELEVISION, Service Manual

Page: 75 / 141

14.13. DS-Board (2 of 2) Block Diagram
TH-50PH10UK
75
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
S
L
O
T
+
3
.3
V
S
T
B
+
5
V
_
S
L
A
N
+
1
4
V
S
L
O
T
+
5
V
S
L
O
T
+
9
V
S
L
O
T
+
3
.3
V
S
T
B
+
5
V
_
S
S
L
O
T
+
9
V
L
A
N
+
1
4
V
S
L
O
T
+
5
V
S
L
O
T
+
1
5
V
S
L
O
T
+
1
5
V
L
A
N
+
1
4
V
S
L
O
T
9
V
S
L
O
T
3
.3
V
S
T
B
5
V
_
S
S
L
O
T
5
V
S
L
O
T
+
1
5
V
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
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
TO V15
TO V2 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
+
9
V
12
P
B
/B
L
T
X
D
4 13 5
V
D
_
H
X
P
R
/R
H
D
_
H
X R
Y
/G
8
R
X
D
+
5
V
10
P
B
_
4
Y
_
4
P
R
_
4
6 15 1
R
_
4
L
_
4
TO
HX1
DS
14
T
X
D
_
4
R
X
D
_
4
V
D
_
H
X
H
D
_
H
X
T
X
0
+
B30 B31 B15
P
R
/R
R
E
M
O
T
E
B26
Y
_
1
B11 B3
A
U
D
IO
I
N
L
V
D
_
1
B2
S
O
S
B19 B25
T
X
1
+
A40
R
X
D
_
1
1
S
D
A
_
S
1
B35 B8
T
X
G
+
R
_
1
S
L
O
T
1
_
D
E
T
DS
11
S
L
O
T
3
.3
V
S
R
Q
SLOT1
H
D
_
1
T
X
3
-
A38
T
X
C
+
T
X
D
A17 A26
S
L
O
T
9
V
S
R
Q
T
X
3
+
S
L
O
T
9
V
H
D
P
R
_
1
B17 B21 B28 B32
A19
B24
T
X
0
-
B14
II
C
_
C
L
O
C
K
A34
S
C
L
_
S
1
S
T
B
5
V
A28
S
L
O
T
5
V
R
E
S
E
T
C
A
B
L
E
_
D
E
T
B36
P
O
W
E
R
_
S
T
A
T
U
S
T
X
1
-
II
C
_
D
A
T
A
P
B
_
1
A32
A
U
D
IO
I
N
R
S
O
S
A36
S
L
O
T
5
V
R
E
M
O
T
E
A30
B12
P
L
U
G
D
E
T
B5
A21
S
2
_
1
P
B
/B
S
2
D
E
T
E
C
T
T
X
C
-
B29 B23
R
E
S
E
T
Y
/G
L
_
1
C
A
B
L
E
D
E
T
B9
P
_
S
T
A
T
U
S
L
A
N
+
1
4
V
R
X
D
B27
V
D
L
A
N
+
1
4
V
B6
S
L
O
T
3
.3
V
T
X
D
_
1
1
T
X
G
-
A22
B40
S
T
B
5
V
S
L
O
T
2
_
D
E
T
SLOT2
T
X
1
+
B19 B27 B40
P
B
/B
B24 B15
S
L
O
T
9
V
B6
S
2
_
2
T
X
C
-
B14
S
O
S
A26
A
U
D
IO
I
N
L
S
O
S
A40
S
L
O
T
3
.3
V
B11
H
D
B17 B9
A36 A38
T
X
0
+
S
L
O
T
5
V
Y
/G
V
D
_
2
T
X
D
S
L
O
T
3
.3
V
R
E
M
O
T
E
T
X
D
_
1
2
P
R
/R
S
2
D
E
T
E
C
T
B5
P
B
_
2
S
R
Q
L
_
2
S
L
O
T
5
V
DS
12
R
_
2
A19
V
D
T
X
0
-
H
D
_
2
B28 B2
R
X
D
_
1
2
R
E
S
E
T
S
L
O
T
9
V
B25
A30
T
X
3
-
P
R
_
2
II
C
_
C
L
O
C
K
L
A
N
+
1
4
V
P
L
U
G
D
E
T
B36 B8
R
X
D
R
E
M
O
T
E
B26
A
U
D
IO
I
N
R
B30
Y
_
2
A17
II
C
_
D
A
T
A
B21
A32
II
C
_
S
D
A
B12
A21
T
X
3
+
B3
A22
S
R
Q
T
X
C
+
A34
R
E
S
E
T
B23 B31
T
X
G
+
T
X
G
-
L
A
N
+
1
4
V
II
C
_
S
C
L
T
X
1
-
A28
B35 B37
S
L
O
T
1
5
V
B38
S
L
O
T
1
5
V
B37 B38
S
L
O
T
1
5
V
S
L
O
T
1
5
V
B19
A22
S
L
O
T
9
V
Y
/G
S
L
O
T
3
.3
V
A17
V
D
B25 B35
DS
13
R
E
S
E
T
R
X
D
R
E
S
E
T
R
X
D
1
3
H
D
II
C
_
D
A
T
A
A36
B27
T
X
D
P
L
U
G
D
E
T
L
A
N
+
1
4
V
R
E
M
O
T
E
B17
A38
B30
S
D
A
_
S
3
A30
B26
T
X
D
1
3
L
A
N
+
1
4
V
S
O
S
SLOT3
B40
A
U
D
IO
I
N
R
A
U
D
IO
I
N
L
S
O
S
V
D
_
3
A34
S
2
D
E
T
E
C
T
S
C
L
_
S
3
A28
Y
_
3
R
E
M
O
T
E
S
L
O
T
3
_
D
E
T
B28 B21
S
L
O
T
9
V
P
B
_
3
P
B
/B
A40 A19
P
R
/R
B36 B23 B24 B31
S
2
_
3
P
R
_
3
II
C
_
C
L
O
C
K
R
_
3
A26
S
R
Q
S
R
Q
L
_
3
H
D
_
3
A21 A32
S
L
O
T
5
V
S
L
O
T
3
.3
V
S
T
B
5
V
S
L
O
T
5
V
B37 B38
S
L
O
T
1
5
V
S
L
O
T
1
5
V
REMOCON OUT
19
13
9
7
+9V
18
11
3
R_4
L_4
PB/B
VD_HX
TO
HX1
L
PR/R
DS
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-50PH10UK
DS-Board (2 of 2) Block Diagram
TH-50PH10UK
DS-Board (2 of 2) Block Diagram
TXD1
RXD1