JVC HR-XV48EF Service Manual page 66

& video cassette recorder
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MAIN(TUNER) SCHEMATIC DIAGRAM
MAIN(TUNER)
0
3
5
4
3
2
1
I2C_CLK
I2C_DATA
TO SYSCON
AFC
SHEET 6
TU_V_MUTE[H]
RF_AGC
SW1/CONV.CTL[H]
SW2/CH_SW
A
R6054
TU6001
0
B6003
R6080
10k
B6001
B6002
B6004
B6005
B6006
B6007
B6008
B
C
C6751
330
C6719
L6004
10
OPEN
L6003
µ
1
L6002
µ
1
C6012
OPEN
C6721
0.01
C6014
0.01
C6720
10
C6054
OPEN
R6053
1k
R6721
5.6k
R6055
C6053
OPEN
C6013
OPEN
R6052
1k
L6050
C6052
OPEN
R6050
100
C6722
OPEN
C6055
OPEN
C6723
C6056
OPEN
C6724
2.2
K6707
0
R6020
1k
R6707
C6020
OPEN
R6021
1k
C6021
OPEN
L6001
OPEN
C6007
OPEN
C6008
OPEN
L6005
µ
5.6
C6005
OPEN
C6006
OPEN
D6002
C6027
OPEN
C6028
OPEN
R6032
C6037
2.2
R6033
D
E
2-17
2-18
L6701
µ
3.3
C6752
OPEN
K6706
600
C6718
OPEN
C6715
2.2
C6717
2.2
R6716
47
R6714
R6712
1k
1k
R6720
5.6k
R6711
100k
C6713
0.22
D6701
C6712
OPEN
K6705
R6710
0
600
IC6701
C6753
330
R6709
1k
K6704
600
C6711
OPEN
C6710
OPEN
K6703
R6708
10k
600
K6701
X6701
600
33
R6719
10k
C6706
C6701
0.01
R6030
3.3k
R6031
100
Q6030
Q6031
C6032
OPEN
F
GND
TO SW.REG
RF5V
SHEET 1
SW5V
SW12V
BT2
TO FMA SHEET 5
DEMOD[L]
TO SW.REG SHEET 1
GND
DEMOD[R]
TO FMA SHEET 5
TU_AUDIO
TO SW.REG SHEET 1
RF_AUDIO
TO FMA SHEET 5
L6702
µ
3.3
TO VIDEO/N.AUDIO SHEET 2
TU_VIDEO
GND
TO ON SCREEN SHEET 3
RF_VIDEO
TO MAIN TERMINAL SHEET 8
p10678001a_rev0
SHEET 7
G

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