PT-56LCX70/PT-61LCX70/PT-50LCX7/PT-56LCX7
/PT-61LCX7/PT-50LCX7K/PT-56LCX70-K/PT-61LCX70-K
VIDEO SIGNAL PATH I BLOCK DIAGRAM
VIDEO SIGNAL PATH I BLOCK DIAGRAM
a
a
a
f
f
e
e
d
d
f
e
d
g
h
i
j
k
l
m
n
o
p
q
r
c
c
b
b
a
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
q
r
R5635,37-40,42,49-51
1V
25ms
1V
10ns
1V
5ms
1V
5ms
1V
5ms
1V
10
µ
s
1V
5ms
1V
10ns
1V
25ns
1V
5
µ
s
1V
10ms
V1 +1.00 Vp-p
0.5 V
20 µs
V1 +1.00 Vp-p
0.2 V
20 µs
V1 +0.80 Vp-p
0.2 V
20 µs
V1 +1.00 Vp-p
0.2 V
20 µs
V1 +0.70 Vp-p
0.2 V
20 µs
V1 +0.70 Vp-p
0.2 V
20 µs
V1 +1.00 Vp-p
0.5 V
20 µs
V1 +3.30 Vp-p
V1 +3.30 Vp-p
V1 +3.30 Vp-p
V1 +3.30 Vp-p
V1 +3.30 Vp-p
V1 +3.30 Vp-p
V1 +1.80 Vp-p
V1 +3.30 Vp-p
V1 +3.30 Vp-p
V1 +3.30 Vp-p
V1 +2.20 Vp-p
R7369
R7368
R7367
(CPN IN)
(CPN IN)
(CPN IN)
(S-VIDEO IN)
(S-VIDEO IN)
(VIDEO IN)
MAIN P.C.B.
REAR JACK P.C.B.
FRONT JACK
/OPERATION P.C.B.
TUNER P.C.B.
S-VIDEO IN1
VIDEO IN1
Y
C
JK3501
CN9801
JK3502
VIDEO IN2
ANAROG
VIDEO
IF1
DIGITAL
IF2
IF AGC
AGC
MONITOR
I2C SERIAL
DATA
I2C SERIAL
CLOCK
TP3014
TP3015
TP3016
IC3001 (VIDEO SW)
IC8802 (DEMODU LATOR)
IC8001 (PEAKS)
Q8803 (LEVEL SHIFTER)
COMPONENT
-Y1
COMPONENT
-PB1
COMPONENT
-PR1
COMPONENT
-Y2
COMPONENT
-PB2
COMPONENT
-PR2
VIDEO OUT
MAIN Y/V
MAIN PB/C
MAIN PR
MAIN Y/V
TO VIDEO II
SIGANL PATH
BLOCK DIAGRAM
MAIN PB/C
MAIN PR
3.3V --> 5V
X88001
25MHz
SD DATA(0-3)
25MHz
AGC MONITOR
DATA
CLOCK
VAL
PAK SYNC
ERROR
ERROR
SYNC
SYNC
D8801
D8802
DIGITAL RF AGC
25MHz
OSC
DEMODULATOR
FILTER
33
JK3504
JK3503
JK3506
71
73
75
77
79
81
40
39
38
R
G
B
H-SYNC
V-SYNC
CN3002
TU8970
(TUNER UNIT)
PC IN
CN3501-10
CN3501-11
CN3501-12
CN3501-18
CN3001-18
CN3001-10
CN3001-11
CN3001-12
CN3001-14
CN3001-15
CN3001-16
CN3501-14
CN3501-15
CN3501-16
CN3001-3
CN3501-3
CN3001-4
CN3501-4
CN3001-1
CN3501-1
CN3001-6
CN3501-6
JK6701
VIDEO IN3
CN3001-8
CN3501-8
CN3502-1
CN6701-1
SD/HDMI P.C.B.
16
18
19
20
12
13
7
CN8970-12
CN8801-12
CN8970-16
CN8801-16
CN8970-18
CN8801-18
CN8970-20
CN8801-20
CN8970-6
CN8801-6
CN8970-8
CN8801-8
CN9802-7
CN8201-7
CN9802-12
CN8201-12
CN9802-3
CN8201-3
CN9802-(8-11)
CN8201-(8-11)
CN8970-2
CN8801-2
Q8804 B
Q8805
IC3002
(INVERTER)
3
1
5
7
8
3.3V --> 5V
5V --> 3.3V
32
34
24
25
49
43
44
141
3
5
1
95
14
87
20
61
57
59
95
98
94
93
AF11
AF12
AE11
AD11
AD13
AE12
AF13
77
76
SD CARD
SD CARD DETECT (L)
SD WRITE PROTECT (L)
SD CLOCK
SD DATA (0-3)
H-SYNC
PC H-SYNC
PC V-SYNC
D12
AUDIO SIGNAL
VIDEO SIGNAL
DTV+9V
MAIN+3.3V
VCC
VCC
I2C SERIAL DATA
I2C SERIAL CLOCK
6,25,ETC
SUB+3.3V
VCC
7,13,ETC
SUB+1.2V
VCC
10, 21,ETC
FROM VIDEO II
SIGNAL PATH
BLOCK DIAGRAM
YUV DATA (24BIT)
V-SYNC
CLOCK
D1
D2
C9
TP8818 TP8817 TP8820 TP8819
TS DATA
R5646
R5636
R5645
IC8202 (512M SDRAM)
512M
SDRAM
512M
SDRAM
CLOCK
DATA
MPEG
DECODER
VIDEO INTERFACE
VIDEODECODER
SCALING
D/A CONVERTER
AUDIO INTERFACE
VAL
PAK SYNC
VCC
A1,E1,ETC
DACVDD
C12,E14
SUB+3.3V
VDD33
AA8,AA9,ETC
SUB+1.8V
SUB+1.2V
L8003
VDDI0
K23,K25,ETC
SD CARD DETECT (L)
SD WRITE PROTECT (L)
SD CLOCK
A17,A18,B17,
B18,C17,E17,
E18,F17
R DATA (8BIT)
A19,A20,B19,
B20,C18,C19,
E19,F18
A2-A7,A9,B1,
B3-B10,C1,C2,
C4-C8,C10
G DATA (8BIT)
A21,A22,B21,
B22C20,C21,
D20,F19
J23,J24,J26,K22,K24,K25,
L21,L23,N21,N23,N25,N26,
P21,P22,P24,P26,AA16,
AA17,AA19,AA20,AB16,
AB20,AC17,AC19,AD16,
AD20,AD21,AE17,AE20,
AF16,AF17,AF22
B DATA (8BIT)
DATA (0-31)
DATA (0-31)
DATA (0-15)
DATA (16-31)
TO VIDEO III
SIGANL PATH
BLOCK DIAGRAM
CLOCK
CLOCK
DTV SERIAL DATA
DTV LRCK
DTV BCK
DTV LRCK
DTV BCK
DTV SPDIF
TO AUDIO
BLOCK DIAGRAM
A23
V-SYNC
V-SYNC
E20
H-SYNC
H-SYNC
C22
A13
F14
B13
A10
H-SYNC
IC8404 (128M NOR FLASH)
PEAKS
SOFTWARE
SUB+3.3V
VCC
U5,V1-V3,V5,V6,
W1-W5,Y1-Y3,
AA1,AA2
DATA (0-15)
DATA (0-15)
IC8203 (512M SDRAM)
VCC
A1,E1,ETC
43
V-SYNC
CLOCK
JPEG
DECODER
MODE
1080p
135MHz
74.25MHz
81MHz
OTHER
1080i
FREQUENCY
MODE
480p
1080p
720p
/1080i
27MHz
74.25MHz
148.5MHz
FREQUENCY
R7372
R7370
R7371
L8001
L8006
L8008
L8009
L8002
L8004
L8010
VDD12
N10,P10,ETC
AVDD
H21,P3,P16
LVVDD12
VDDR
N17,R17,ETC
LV VDD
F1,E22,E23
K17
L8401
AA13,AB12,
AB13,AE13
IC8004 (CLOCK GENERATOR)
4
1
16
9
7
VCO CONTROL
74MHz CLOCK
27MHz CLOCK
27MHz CLOCK
PLL
VCO
X8001
27MHz
H25
J22
K21
AD24
PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7
56