PT-56LCX70/PT-61LCX70/PT-50LCX7/PT-56LCX7
/PT-61LCX7/PT-50LCX7K/PT-56LCX70-K/PT-61LCX70-K
VIDEO SIGNAL PATH II BLOCK DIAGRAM
VIDEO SIGNAL PATH II BLOCK DIAGRAM
c
1V
10ns
b
a
1V
5
µ
s
1V
10ms
V1 +3.30 Vp-p
V1 +3.30 Vp-p
V1 +1.80 Vp-p
a
b
c
MAIN P.C.B.
SD/HDMI P.C.B.
IC5510 (HDMI INTERFACE/AD CONVERTER)
IC5503 (HDMI SW/EQUALIZER)
HDMI-IN1
CN5501
TMDS DATA0(+)
+5V
+5V
TMDS DATA0(-)
TMDS DATA1(+)
TMDS DATA1(-)
TMDS DATA2(+)
TMDS DATA2(-)
I2C SERIAL CLOCK
I2C SERIAL DATA
TMDS CLOCK(+)
TMDS CLOCK(-)
IC5501 (EEPROM)
IC5511 (SW)
I2C SERIAL CLOCK
I2C SERIAL DATA
6
5
VCC
8
MAIN+5V
HDMI-IN2
CN5500
Q5504
TMDS DATA0(+)
TMDS DATA0(-)
TMDS DATA1(+)
TMDS DATA1(-)
TMDS DATA2(+)
TMDS DATA2(-)
I2C SERIAL CLOCK
I2C SERIAL DATA
TMDS CLOCK(+)
TMDS CLOCK(-)
105
106
I2C SERIAL CLOCK
I2C SERIAL DATA
144
1
IC5500 (EEPROM)
I2C SERIAL CLOCK
I2C SERIAL DATA
6
5
VCC
8
WRITE PROTECT
7
WRITE PROTECT
7
MAIN+5V
Q5505
CN9804-4
CN5503-4
MAIN Y/V
FROM VIDEO I
SIGNAL PATH
BLOCK DIAGRAM
MAIN PB/C
MAIN PR
6
5
1
8
7
3
2
IC5512 (SW)
6
5
1
7
3
2
Q5508
IC9801 (EQUALIZER)
EQUALIZER
+5V
HDMI-IN3
CN9803
Q9804
TMDS DATA0(+)
TMDS DATA0(-)
TMDS DATA1(+)
TMDS DATA1(-)
TMDS DATA2(+)
TMDS DATA2(-)
I2C SERIAL CLOCK
I2C SERIAL DATA
TMDS CLOCK(+)
TMDS CLOCK(-)
IC9802 (EEPROM)
I2C SERIAL CLOCK
I2C SERIAL DATA
6
5
VCC
8
WRITE PROTECT
7
MAIN+5V
4
3
20
21
7
6
10
9
46
45
BUFFER
EQUALIZER
20
21
BUFFER
SW
EQUALIZER
16
17
BUFFER
EQUALIZER
13
14
BUFFER
EQUALIZER
23
24
BUFFER
CN9804-6
CN5503-6
CN9804-3
CN5503-3
CN9804-1
CN5503-1
CN9804-9
CN5503-9
CN9804-7
CN5503-7
CN9804-10
CN5503-10
CN9804-12
CN5503-12
CN9804-25
CN5503-25
CN9804-27
CN5503-27
CN9804-26
CN5503-26
31
30
4
3
EQUALIZER
23
24
BUFFER
SW
28
27
46
45
EQUALIZER
13
14
BUFFER
SW
40
39
10
9
EQUALIZER
16
17
BUFFER
SW
34
33
7
6
36
116
115
119
118
122
121
113
112
132
131
135
134
138
137
129
128
99
78
94
Q5516
B
Q5515
B
Q5514
B
PC H-SYNC
63
PC V-SYNC
62
AUDIO SIGNAL
VIDEO SIGNAL
MAIN+3.3V
VCC
2,11,ETC
MAIN+5V
VCC
8
MAIN+5V
VCC
(FROM IC6004 (6))
HDMI MUX SELECT(L)
(FRON IC6004 (106))
EDIT WP(H)
+3.3V
VCC
2,11,ETC
IC5506
+3.3V REG.
1
7
5
IC5508
+1.8V REG.
FROM SYSTEM CONTROL
BLOCK DIAGRAM
4
5
1
IC5509
+1.8V REG.
1
8
5
SUB+5V
MAIN+3.3V
SUB+3.3V
AVDD
84,88
TVDD
111,123,ETC
DVDDIO
15,35,ETC
PVDD
68,71,ETC
CVDD
104,109,ETC
DVDD
23,57,ETC
L5520
L5515
L5512
L5521
TV MAIN ON DELAY (H)
TP5052 TP5053
TP5060 TP5051
TP5058 TP5059
TP5056 TP5057
TP5040 TP5041
TP5044 TP5055
TP5042 TP5043
I2C SERIAL CLOCK
I2C SERIAL DATA
IC5504 (EEPROM)
I2C SERIAL CLOCK
I2C SERIAL DATA
I2C SERIAL CLOCK
I2C SERIAL DATA
VCC
24-33, 38-47,
52, 53, 55, 58
PC H-SYNC
PC V-SYNC
HDMI SERIAL DATA
YUV DATA (24BIT)
H-SYNC
H-SYNC
27MHz CLOCK
27MHz CLOCK
HDMI LRCK
HDMI BCK
HDMI SPDIF
3
7
8
2
TO AUDIO
BLOCK DIAGRAM
TO VIDEO I
SIGNAL PATH
BLOCK DIAGRAM
AUDIO
DECODER
YUV
CONVERTER
DATA
PROCESSOR
27MHz
OSC
X5500
TMDS
DECODER
MATRIX
A/D
CONVERTER
TMDS
DECODER
MUX
MUX
MODE
480p
1080p
720p
/1080i
27MHz
74.25MHz
148.5MHz
FREQUENCY
HDMI
DECODER
MAIN+3.3V
6
5
108
107
8
65
66
17
V-SYNC
V-SYNC
18
CLOCK
CLOCK
51
R5646
R5636
R5645
PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7
57