Hitachi LE40TF07A Service Manual page 21

SCHEMATIC DIAGRAMS
CN10
2 AV_OUT T73
4 L_OUT T75
7
6 T76
R _OUT
AV3 -8.4-?( )
SW_+12V 12V_A
R 74
220ohm E10 C96
R 75 R 76
+
100uF-16V 104 10Kohm 510ohm
L_OUT/ 1uF C104 Q16
LMB T3904L T1G
R 84 R 85
22Kohm 510ohm
5VTV
T83 T84 T85 T86 T87
R 95 R 96 CN16
10Kohm 10Kohm 11 1
T92 T93 T94 T95 6
TXD/ 12 2
7
13 3
8
14 4
9
R XD/ 15 5
10
R 101 R 102
C117 C118
33pF 33pF
100ohm 100ohm DS B 46C-15L S1YN3 1
VS _VGA
D17
NC /ICVL 0518030FR
HS _VGA
D20
NC /ICVL 0518030FR
5VTV
L7
120ohm C92
R 63 R 64
10Kohm 220ohm
1uF
Q12
LMB T3906L T1G
CVBS _OUT E9 Q13
100uF-16V LMB T3904L T1G
R 68
75ohm
R 71
R 72
15Kohm
75ohm
12V_A
R 77
10Kohm
C99 1uF
L_OUT
R _OUT/ 1uF C105
R 86
22Kohm
R 91 C108 473 PC_R IN
33ohm
D10 C110 R 93
T88
10pF 75ohm
NC /ICVL 0518030FR C112 1000pF P C _S O G
R 97 C113 473 PC_GIN
33ohm
D12 C115 R 99
10pF 75ohm
NC /ICVL 0518030FR
R 103 C119 473 PC_B IN
33ohm
D14 C120 R 104
10pF 75ohm
NC /ICVL 0518030FR
T96 T97 T98
R 109
CN18
PC_VS 1
100ohm 7
R 113 C127 6
3
2K2 ohm 33pF
2
4
R 118
PC_HS 5
100ohm EJ-3 525-5P
R 122 C134
2K2 ohm 33pF
R 69
AV_OUT
75ohm
C95
100pF
R 78
510ohm
C100 1uF
R _OUT
Q17
CN13
1
AV2_IN/
LMB T3904L T1G
AV4 ( - )
R 87
510ohm
CN14
3
AV2_LIN/
7
6
AV2_R IN/
AV4 ( -
YP bPr_Pb
NC /ICVL 0518030FR
YP bPr_Y
NC /ICVL 0518030FR
YP bPr_Pr
R 112
NC /ICVL 0518030FR
12Kohm
R 115
15Kohm C130 474 P C_R IN/
R 117 15Kohm C131 474 P C_LIN/
R 121
12Kohm
- 21 -
S P DIF_OUT
C97 C98
0.1uF 0.01uF
SW_+12V 2 3 L15
IN SW
E7 C194 22uH
+
100uF-16V 0.1uF 7
EN
5 R 79
FB
180Ko hm
U11
AIC2857
R 80
R 83 39Kohm 470uF-10V
US B_ EN
100ohm C196
0.01uF
C197
NC /100pF
R 88
2K2 ohm
CN12
AV1 _IN/ T77
2 YP bPr_Y
AV1_LIN/ T78
AV1_R IN/ T79
T80
AV2_IN/
2 YP bPr_Pb T81
AV2_LIN/
CN15
T82
AV2_R IN/
YP bPr_Y T89
YP bPr_Pb T90
5 YP bPr_Pr
YP bPr_Pr T91
CN17
)
R 105 C121 473 YP bPr_Pb_IN
33ohm
D15 R 107
C124
75ohm 1000pF YP bPr_SOG
R 110 C125 473 YP bPr_Y_ IN
33ohm
D18 R 114 C128
100pF
75ohm
R 119 C132 473 YP bPr_Pr_IN
33ohm
D21 R 123
75ohm
Circuit Diagram of LE40TF07A (05/09)
AV Terminals
T72 CN9
C93
R 66 104 1
NC /220ohm NC /AV1 -8.4-7( )
R 67
C94
NC /100ohm NC /330pF
CN11
T74 USA8AD
USB5V 1
DUSB _DM 2
E18 C195 DUSB _DP 3
+
4
5
0.1uF C101 D7 D8 6
7
8
10uF NC /A015FR NC /A015FR
1
3 AV1 _IN/ R 89 C106 473 AV1_IN
AV1 ( ) 33ohm
D9 C107
R 90
330pF 75ohm
NC /ICVL 0518030FR
1
3 AV1_LIN/ R 92 C109 474 AV1_LIN
15Kohm
AV1 ( ) D11 C111 R 94
12Kohm
NC /ICVL 0518030FR NC /1000pF
1
3 AV1_R IN/ R 98 C114 474 AV1_R IN
AV1 ( ) 15Kohm
D13 C116 R 100
12Kohm
NC /ICVL 0518030FR NC /1000pF
R 106 C122 473
AV2_IN/ AV2_IN
33ohm
D16 C123
R 108
330pF 75ohm
NC /ICVL 0518030FR
R 111 C126 474
AV2_LIN/ AV2_LIN
15Kohm
D19 C129 R 116
NC /1000pF 12Kohm
NC /ICVL 0518030FR
R 120 C133 474
AV2_R IN/ AV2_R IN
15Kohm
D22 C135
R 124
NC /1000pF 12Kohm
NC /ICVL 0518030FR