Panasonic PT-56LCX70 Service Manual page 86

PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7
MAIN XI SCHEMATIC DIAGRAM
C2042 0.1u[ZF] 1
2
3
4
TEST
D2IN8
5
POWSV D2IN9
R2072 22 6
RESET VDD
R2103 22 7
SCS
R2125 22 8
SCLK
R2128 22 9
SDATA
R2115 0 10
ADDR0
11
DXIN
R2119
12
DYIN
0 IC2003
13
ENBY
C1AB00002607
14
PT AGND (SAMPLING HOLD)
15
AGND
R2121
16
AGND
17
AGND
C2013 1u[ZF] 18
REF_IN
0.1u[ZF] C2039 19
VCC
1k 20
REF_OUT
R2073 21
AGND PVCC
R2021 10 22
LCCOM VID11
C2040 0.1u[ZF] 23
24
25
[105]
C2100
10u
J0JCC0000077 L2012
J0JCC0000077 L2013
R2113 22 1 36
R2045 22 2 35 R2124 22
SCLK MON
R2044 22 3 34
SDATA XRES HVDD C2096 0.1u[ZF]
4 33 R2118 22
DIVS SCS DX
5 32 R2112 22
DXIN CLX/
6 31 R2105 22
CLXIN CLX
7 30
ENBX5IN ENBX5
8 29 R2102 22
ENBX1IN ENBX4
9 28 R2117 22
GND DIRX ENBX3
10 27 R2127 22
GND
CLK ENBX2
11 26 R2111 22
GND ENBX1
C2092 0.1u[ZF] 12 25 R2110 22
TERM
1 2
3 4
SD_SCK6150
L2005
J0JCC0000077
L2006
J0JCC0000077 PT
R2001
PT
C2099 10u 10V R2027
2012
C2011 0.1u[ZF]
75 1
0.1u[ZF]
74 C2083 2
73 3
72 4
DGND
D1IN1
71 5
D1IN0 DGND
70 6
VDD XFRIN
69 22 R2070 7
SHCLK
68 22 R2104 8
INVIN
67 22 R2122 9
R/L
66 22 R2002 10
SHT_O
65 11
SHT_I
64 12
AGND
63 13
AGND
62 14
AGND
61 15
AGND
60 16
AGND
59 17
VCC
58 C2035 1u[ZF] 18
VCC C2037 0.1u[ZF]
C2034
57 19
PGND 0.1u[ZF]
56 C2049 1k 20
CAL_IN 1000p[KB]
VID1
55 R2024 21
PVCC PVCC
54 R2014 10 22
VID2 CAL_OUT
C2048 0.1u[ZF]
53 C2032 0.1u[ZF] 23
52 24
51 25
PT
[105]
C2081
10u
1 36
2 35
SCLK MON
3 34
SDATA XRES HVDD C2074
4 33
DIVS SCS DX
5 32
DXIN CLX/
6 31
CLXIN CLX
7 30
ENBX5IN ENBX5
8 29
ENBX1IN ENBX4
9 28
GND DIRX ENBX3
10 27
GND
CLK ENBX2
11 26
GND ENBX1
C2067 0.1u[ZF] 12 25
TP2016
TP2006
TP2003
TP2013
CN2003
TERM
Directions
L2003
J0JCC0000077
L2004
J0JCC0000077
10V
C2033 10u
2012
75
74 C2038 0.1u[ZF]
73
72
TEST DGND
D2IN8 D1IN1
71
POWSV D2IN9 D1IN0 DGND
70
RESET VDD VDD XFRIN
69
SCS SHCLK
68
SCLK INVIN
67
SDATA R/L
66
ADDR0 SHT_O
65
DXIN SHT_I
64
DYIN AGND
63
ENBY AGND
62
AGND AGND
61
AGND AGND
60
AGND AGND
59
AGND (SAMPLING HOLD) VCC
58
REF_IN VCC C2024 0.1u[ZF]
57
VCC PGND
56 C2025
REF_OUT CAL_IN 1000p[KB]
VID12 VID1
55
AGND PVCC PVCC PVCC
54
LCCOM VID11 VID2 CAL_OUT
C2068 0.1u[ZF]
53
52
51
PT
J0JCC0000077 L2010
J0JCC0000077 L2011
1
R2090 22 2
R2041 22 3
0.1u[ZF]
R2086 22 4
R2092 22 5
R2097 22 6
7
R2079 22 8
R2083 22 9
R2091 22 10
R2099 22 11
R2089 22 C2064 0.1u[ZF] 12
TP2015
TP2005
TP2002
TP2012
CN2002
86
VIDEO SIGNAL
L2001
J0JCC0000077
L2002
J0JCC0000077
C2022 10u 10V
2012
C2020 0.1u[ZF]
1 75
2 74 C2009 0.1u[ZF]
3 73
4 72
TEST DGND
D2IN8 D1IN1
5 71
POWSV D2IN9 D1IN0 DGND
R2028 22 6 70
RESET VDD VDD XFRIN
R2031 22 7 69
SCS SHCLK
R2032 22 8 68
SCLK INVIN
R2033 22 9 67
SDATA R/L
0
10 66
R2069 ADDR0 SHT_O
11 65
DXIN SHT_I
12 64
DYIN AGND
13 63
ENBY AGND
14 62
AGND AGND
15 61
AGND AGND
16 60
AGND AGND
17 59
AGND (SAMPLING HOLD) VCC
C2007 1u[ZF] 18 58
REF_IN VCC C2008 0.1u[ZF]
0.1u[ZF] C2004 19 57
VCC PGND
1k 20 56 C2014
REF_OUT CAL_IN 1000p[KB]
R2009 VID12 VID1
21 55
AGND PVCC PVCC PVCC
R2029 10 22 54
LCCOM VID11 VID2 CAL_OUT
C2005 0.1u[ZF] C2010 0.1u[ZF]
23 53
24 52
25 51
PT
[105]
C2065
10u
J0JCC0000077 L2008
J0JCC0000077 L2009
36
35 R2068 22
SCLK MON
34
SDATA XRES HVDD C2054 0.1u[ZF]
33 R2065 22
DIVS SCS DX
32 R2053 22
DXIN CLX/
31 R2054 22
CLXIN CLX
30
ENBX5IN ENBX5
29 R2055 22
ENBX1IN ENBX4
28 R2057 22
GND DIRX ENBX3
27 R2064 22
GND
CLK ENBX2
26 R2066 22
GND ENBX1
25 R2067 22
TERM
PT-56LCX70/PT-61LCX70/PT-50LCX7/PT-56LCX7
/PT-61LCX7/PT-50LCX7K/PT-56LCX70-K/PT-61LCX70-K
C2108
1608 0.1u[ZF]
R2136
0.68
10u
[105] C2111
35V
C2109
1608 0.1u[ZF]
TP2019
TP2009
1
ON/OFF
R2134 PT 2
IN
3 6
GND GND
R2137 R2133
1200[D] 15k[D] 4
OUT
1/10W
5
SENSE
1.6 x 0.8
R2138
7.5k IC2007
C0DBEKG00004
(+15.5V REGULATOR)
C2110 35V
10u
TP2007
[105]
D0YBR0000025
TP2014
TP2004
TP2001
TP2011
CN2001
MAIN XI SCHEMATIC DIAGRAM