JVC LT-42HB1BU Service Manual page 49

MAIN PWB CIRCUIT DIAGRAM (27/46) [LNB Supply]
1
A
R1053
MAIN PWB(2/46)
22K_TONE
B
FLI_SDA_1
MAIN PWB(2/46),(6/46),(26/46)
R1056
FLI_SCL_1
C
D
All location are from 1051 to 1070
1
2
+3.3V_STUNER
R1051 C1051
OPEN-222/1005 103p/50V
220/1005
6
NC
7
U1051
GND
A8293SESTR-T
8
VREG
R1055
9
SDA
330/1005
10
ADD
C1061
224p/50V/2012 R1060
103/1005
*I2C Address : 0x16
330/1005
+5V_STUNER
2
(No.YA707<Rev.001>)2-61
3 4
C1052
104p/50V/2012
D1051
C1053
SS14
104p/50V/2012
C1055
C1056
100uF/35V/SMD/BXE 6.3P
474p/50V/2012
21
GND
C1054
100uF/35V/SMD/BXE 6.3P
20
LNB
19
GND
L1051
18
LX
SPC12080-330M
17
VIN
16
NC
D1053 US1M
D1054
C1062
224p/50V/2012 SS14
3 4
2-62(No.YA707<Rev.001>)
5
D1052
OPEN-SX34
+12V
L1052
CIB21P260NE
C1057 C1058 C1060
104p/50V 100uF/25V/BXE/S 104p/50V
Near by Tuner
R1061
C1063
C1064 D1055
474p/50V/2012 SMDJ20A-101
104p/50V/2012
102/6432
MAIN PWB ASS'Y(27/46)
[LNB Supply]
HU-71100006
5
6
A
B
LNB_OUT MAIN PWB(2/46)
to. TUNER
C
D
6
hb1_main_0612_27/48_0.0