Da-Board (2 Of 2) Block Diagram - Panasonic TH-42PS9UK Service Manual

TH-42PS9UK

15.24. DA-Board (2 of 2) Block Diagram

DA DIGITAL SIGNAL PROCESSOR
MICON
R,G,B MAIN VIDEO 24bit
1
R,G,B SUB VIDEO 24bit
2
HD,VD,DCK
3
CLK1
4
5
CLK3
6
OSD
7
IC4956
STB+5V STB 3.3V
STB+3.3V
1 5
VDD VOUT
IC4953
STB 1.5V
STB+1.5V
5 VIN VOUT 4
8
TH-42PS9UK
DA-Board (2 of 2) Block Diagram
IC4502
128M DDR SDRAM
+2.5V
A0 DQ0
IC4501
VDD
A11 DQ31
+1.5V
SIGNAL PROCESSOR
FORMAT CONVERTER
1.5V
ADDRESS DATA
DDR-SDRAM
INTERFACE
DIGITAL
PICTURE I/P ,FORMAT
SIGNAL
IMPROVER CONVERTER
PROCESSING
HD,VD
DCK
IIC BUS
P3V_SDA2
IIC
P3V_SCL2
CONT
CLK
CONTROL
XRST/XSYNCRST
NRST
X4501
IC4500 20MHz
+3.3V
CLOCK GENE.
IC4952
DC-DC CONVERTER
P+15V
15V 2.5V
21 VIN VCC 5
19 OUT1 CB 20
16 OUT2 VDD 17
S1 G1 S2 G2
18 LX
D1 D1 D2 D2
13 -INC CTL 9
Q4903
+2.5V
P+15V 23 VO
24 FB
Q4962
Q4961
4
+2.5V +3.3V
5
59
61
2.5V 3.3V
ROUT ROE0-ROE9
6
GOE0-GOE9
D/A 10bit GOUT
8
110MHz 3
BOUT BOE0-BOE9 62
63
VOUT VSOE
D/A 8bit
OSD MIX 1
HOUT HSOE
2
9
11
D/A OSD CLK CLKOE
64
CONT
(RGB OUT)
OSD INPUT
IC4951
P+15V DC-DC CONVERTER
P+15V
15V 3.3V
21 VIN VCC 5
19 OUT1 CB 20
16 OUT2 VDD 17
S1 G1 S2 G2
S1
18 LX
D1 D1 D2 D2 D1
13 -INC CTL 9
Q4902
+3.3V +1.5V
23 VO
24 FB
5 VDD VOUT 1
IC4901
AVR 5V
84
TA-
31
TA+
30
33
TB-
29
TO D5
38
DA5
TB+
28
4
TX_TE+
TC-
25 5
40 TX_TE-
TC+ 7
TX_TD+
24
42
8
TX_TD-
TCLK-
44
23
10
TX_TCLK+
TCLK+ 10Bit LVDS
46
22
11 TX_TCLK-
TD-
13 TX_TC+
21
48
14 TX_TC-
TD+
20
50
16 TX_TB+
TE-
52
19
17 TX_TB-
TE+
54 19 TX_TA+
18
20 TX_TA-
57
TC5
/PDWN 13
55
TC4
12
CLKIN
IC4301
LVDS TRANSMITTER(10bit)
IC4955
DC-DC CONVERTER
15V 1.5V
P5V_DC
21 VIN VCC 5
19 20
OUT1 CB
16 17
OUT2 VDD
G1 S2 G2
18
LX
D1 D2 D2
13 -INC CTL 9
Q4901
23 VO
24 FB
5 VDD VOUT 1
IC4957
AVR 5V
TH-42PS9UK
DA-Board (2 of 2) Block Diagram