Panasonic TH50PH10UK - 50" PLASMA TELEVISION, Service Manual

Page: 69 / 141

14.7. HU-Board Block Diagram
TH-50PH10UK
69
C Y
L
R
L
R
1.8V
1.8V
3.3V
3.3V
3.3V
5V
5V_STB
5V_STB
9V
5V
3.3V
3.3V
9V
1
2
4
12
10
14
9
11
HU DUAL VIDEO TERMINAL(BNC/S)
B1
B2 5 A2
6
3
LEVEL CHANGE
A1 2
SDA
SCL 6
5
IC3309
CONFIG ROM
1 5
VOUT VDD
IC3303
AVR 1.8V
43
45
40
36
Q3302,Q3306 29
V/Y
(+6db) IN
V/CVB
(+6db)
Q3301,Q3305
C
C IN
68
6db
6db
6db
Y IN
1
1
VOUT
1
COUT
YOUT
1
V1
LV1
RV1
C2
Y2
S2
LV2
RV2
LOGIC
26
27
SCL
SDA
6db
0db
6db
0db
39
1
LOUT
41
1
ROUT
JK3301
VIDEO IN
JK3302
AUDIO IN
L
R
S-VIDEO IN
JK3304
JK3303
R
AUDIO IN
L
164
X3301
27MHz
HD VIDEO DECODER (10bit ADC)
IC3304
SDRAM
IC3305
16M bit
60 RESETX
VCC VOUT 4 5
RESET
IC3302
96
95
93
94
92
91
90
89
105
106
84
83
MPU
I/F
SCL
SDATX
SCL
SDA
IC3306
3,3V 5V
4
31
12
27
7
28
10
6
11
8
14
A
N
A
L
O
G
F
R
O
N
T
E
N
D
(M
U
X
/C
L
A
M
/A
G
C
)
DOUT(2)
SCL
B12 TXC+
TXC-
TO DS12
SDA
H1
B25
B24
39
37
40
42
41
45
38
46
47
48
B11
B15
B9
B14
B6
B8
B3
B5
B2
TX3+
TX3-
TX2+
TX2-
TX1+
TX1-
TX0+
TX0-
B28 PLUG DETECT
B23 SRQ
H0
2
6
7
FACTORY
FOR
USE
SRQ
SCL
SDA
SCL(5V)
SDA(5V)
A26 L
R A28
Q3304
Q3303
L(0dB)
R(0dB)
S2 DETECT B36
A22 5V_STB
9V A21
9V B21
A19 5V
5V
3.3V A17
B19
B17 3.3V
SDRAM
I/F
XIN
99 CLOCK GENE
DOUT(3)
DOUT(4)
DOUT(5)
DOUT(7)
DOUT(6)
DOUT(8)
DOUT(9)
G0
G1
G2
G5
G3
G4
G7
G6
TCLK+
TD+
TC+
TB+
TD-
TA+
TC-
TB-
TA-
TCLK-
IC3307
LVDS TX
TC4
CLK_IN
TC5
HD
VD VD
HD
RCLK0 27MHz
VIDEO
SIGNAL
PROCCESSOR
Synchroni-
zation
Y/C Sepa
Chroma Demo
Noise Reduce
Picture
Adjust/
Enhancer
Flame TBC O
U
T
P
U
T
I
/F
(F
O
R
M
A
T
T
E
R
/B
U
F
F
E
R
)
AV SW
IC3301
ADC
ADC
SCL(3.3V)
SDA(3.3V)
TD2
TD3
TB0
TA6
TB2
TB1
TB4
TB3
TH-50PH10UK
HU-Board Block Diagram
TH-50PH10UK
HU-Board Block Diagram