Panasonic PT-44LCX65 - 44" Rear Projection TV, Service Manual

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PT-44LCX65/PT-52LCX65/PT-61LCX65
VIDEO SIGNAL PATH I BLOCK DIAGRAM (1/2)
VIDEO SIGNAL PATH I BLOCK DIAGRAM (1/2)
REAR JACK C.B.A.
S-VIDEO IN1
FRONT JACK C.B.A.
DIGITAL TUNER C.B.A.
BASE C.B.A. MAIN C.B.A.
VIDEO IN1
VIDEO IN2
S-VIDEO IN2
TUNER VIDEO (ANALOG)
TUNER VIDEO-Y
TUNER VIDEO-C
IC3001 (VIDEO SW)
IC5004 (MAIN VIDEO SIGNAL PROCESS)
S-VIDEO IN3
VIDEO IN3
COMPONENT
-Y1
COMPONENT
-PB1
COMPONENT
-PR1
COMPONENT
-Y2
COMPONENT
-PB2
COMPONENT
-PR2
Y
C
Y
C
Y
C
VIDEO OUT
P3004-7
P3004-5
P3004-3
P3902-7
P3003-39
P3002-27 P3501-27
P3002-29 P3501-29
P3002-25 P3501-25
P3002-23 P3501-23
P3002-18 P3501-18
P3002-16 P3501-16
P3002-14 P3501-14
MAIN Y/V
MAIN PB/C
MAIN PR
SUB Y/V
SUB PB/C
SUB PR
TP3001
TP3004
TP3005
TP3006
TP3002
TP3003
P3003-41
P3003-43
P3902-5
P3902-3
17
77
3
9
73
79
5
11
1
7
13
51
VIDEO
INPUT
SELECT
Q5002
B
Q5005
B
Q5008
B
Q5003
B
Q5004
B
Q3211
B
Q3210
B
Q3212
Q3207
Q3205,Q3206
Q3208,Q3209
Q5509,
Q5518-Q5520
B
Q3202
B
Q3203
B
Q3204
B
P3901-1
P3901-3
P3901-5
P3901-7
P3901-9 P3001-1
P3001-3
P3001-5
P3001-7
P3001-9
P3003-15
P3003-17
P3003-13 P3401-15
P3401-17
P3401-13
P5301-13
P5301-45
P5301-47
P5301-(88-93,95,96)
P5301-(97-100,102-105)
DT12-(88-93,95,96)
DT12-(97-100,102-105)
DT12-13
DT12-45
DT12-47
P5301-106
P5301-107
P5301-109 DT12-106
DT12-107
DT12-109
R
RGB-IN 2
G
B
H-SYNC
V-SYNC
JK3901
JK3503
JK3504
JK3501
JK3902
JK3502
75
COMPONENT
-Y3
COMPONENT
-PB3
COMPONENT
-PR3
JK3505
IC5805 (HDMI INTERFACE)
IC5105 (SW)
IC5505
(OR GATE) IC5502
(INVERTER)
RGB(L)
<FROM IC6010 (7)>
21
23
25
27
29
31
33
35
37
39
41
43
60
59
58
P3003-45
P3003-47
P3003-49
P3401-39
P3401-41
P3401-43
P3401-45
P3401-47
P3003-51 P3401-51
P3401-49
56
55
54
H
L
H
L
3D Y/C SEPARATION
NTSC DECODER
A/D
HDMI Y DATA (8BIT)
Y DATA (8BIT)
UV DATA (8BIT)
YUV DATA (10BIT)
Y DATA (8BIT)
FROM
DIGITAL TUNER
BLOCK DIAGRAM
Y DATA (8BIT)
UV DATA (8BIT)
UV DATA (8BIT)
H-SYNC
H-SYNC H-SYNC V
-SYNC
CLOCK (28.636MHz)
V-SYNC
H-SYNC
V-SYNC
HDMI UV DATA (8BIT)
56
42
49
LPF
Q5006
B
Q5010
B LPF
Q5007
B
Q5009
B LPF
Q5103
B
Q5105
B
Q5108
B
Q5106
B
Q5107
B
Q3004
B
Q3005
B
Q3006
B
Q3001
B
Q3002
B
Q3003
B
LPF
Q5109
B LPF
Q5110
B
Q5111
B
Q5113
B
Q5112
B LPF
A/D
A/D
8,9,13-20
3-5,136-143
115-122,125-132
Y/V
YUV DATA
PB/C
PR
VCC
+9V
8,47,53,57
+3.3V
+2.5V
IC5002
+2.5V
REG.
+2.5V
REG.
4 5
IC5001
+2.5V
REG.
1 7
IC5003
4 5
IC5103 (SUB VIDEO SIGNAL PROCESS)
2D Y/C SEPARATION
NTSC DECODER
A/D 40
30
35
A/D
A/D
Y/V
PB/C
PR
GC3FM_s
GC3FS_s
RGB --> Y
CONVERT
RGB --> PB
CONVERT
RGB --> PR
CONVERT
74-76,78-80,83,84
85,86,88-93
IC5807 (D/A CONVERTER)
D/A AUDIO
DATA
INTERFACE
Y
UV
H-SYNC
V-SYNC
HDMI CLOCK
123-126,129-132
XOR
MASK MODE
CONTROL
AUDIO DATA
DECODER
MAIN CLOCK
GENERATOR
YUV CONVERTER
COLOR RANGE SCALING
COLOR SPACE CONVERSION
UP/DOWN CONVERSION
27MHz
74.25MHz
FREQUENCY MODE
(480i)/
480p
720p/
1080i
IC5808 (OP AMP)
6 7
2 1
8
110-113,116-119
2
3
121
D/A
HDMI AUDIO (R)
TO AUDIO
BLOCK DIAGRAM
HDMI AUDIO (L)
HDMI-IN
JK5801
Q5814
I2C SERIAL CLOCK
TMDS DATA0(+)
TMDS DATA0(-)
TMDS DATA1(+)
TMDS DATA1(-)
TMDS DATA2(+)
TMDS DATA2(-)
I2C SERIAL CLOCK
I2C SERIAL DATA
TMDS CLOCK(+)
TMDS CLOCK(-)
I2C SERIAL DATA
TMDS
DECODER
44
43
48
47
52
51
40
39
32
31
DRIVE
Q5812
DRIVE
IC5801 (EEPROM)
I2C SERIAL CLOCK
I2C SERIAL DATA
6
5
VCC 8 +5V
VCC
10,21,30,75,88,114,
123,135
VCC
38,40,45,47,52,54,58
VCC
66,71,79,84
VCC
1,12,23,32,73,90,
105,113,134
37,55
+5V
IC5803
+3.3V
REG.
4 5
+3.3V VCC
5,26,38,ETC
22,23,35,ETC
VCC
+3.3V
VCC
+3.3V
VCC
+3.3V VCC
+9V VCC
14
+5V VCC
86
84
85
88
2
3
10
11 4
1
87
4.4 dB
73
94 CLOCK
72
5
6
2
3
1
2
4
6 104 7 2
4
7
16
5 8
6 2
IC5502
(INVERTER)
1 7
3 5
DELAY
1
19
20
+3.3V
IC5101
+2.5V
REG.
+2.5V
REG.
4 5
IC5102
4 5 VCC
28,33,38,41
VCC
49,57
VCC
6,12,17,51,62,69,
81,97
+3.3V VCC
V-SYNC
H-SYNC
CLOCK(28.636MHz)
8,15,53,66,82,95
109
110
111
FR CLOCK1(20.25MHz)
24
68 FR CLOCK1(20.25MHz)
70 FR CLOCK2(20.25MHz)
H-SYNC
V-SYNC
CLOCK
28.636MHz
50.34MHz
FREQUENCY MODE INPUT
VIDEO
RGB
480i
28.636MHz
57.40MHz
74.25MHz
74.25MHz
COMPONENT 480i
480p
720p
1080i
VGA60
40.00MHz SVGA60
65.00MHz XGA60
P3002-9 P3501-9
P3002-7 P3501-7
P3002-5 P3501-5
P3002-50 P3501-50
P3002-48 P3501-48
P3002-46 P3501-46
P3002-36 P3501-36
P3002-34 P3501-34
P3002-41 P3501-41
IC5809
+3.3V
REG.
1 7 VCC
P3003-53 P3401-53
P5301-80
P5301-87
P5301-85 DT12-80
DT12-87
DT12-85
OSD H-SYNC
OSD V-SYNC
OSD CLOCK
PT-44LCX65 / PT-52LCX65 / PT-61LCX65
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