Panasonic PT-56LCX70 Service Manual page 78

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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7
MAIN VIII SCHEMATIC DIAGRAM
SUB5V
C8841
PT
FL8803
J0MAB0000164
R8824
PT
TO TUNER
P.C.B. CN8970
AH_L_ANALOG
CN8801
AH_R_ANALOG
1
2
AGC_MONITOR
FL8813
3
C8820
J0MAB0000164
C8821
PT
4
PT
BT30V
1
3
5
2
4
6
SDA
7
8
SCL
9
10
AFT
C8822
11
PT
12
Video_OUT
13
14
15
16
17
IF_OUT
18
19
20
AP_IF_AGC
1
2
5.00V
L8828
J0JHC0000045
R8902
Q8804
1k
2SB1218AHL
(BUFFER)
R8920 0
R8919 PT
I2C_LEVEL_SHIFTER
SCL
SDA
PT
C8817
C8819
12p
39p
C8818
39p
IN_BAND
IF_OUT_P
R8813
0
IF_OUT_N
R8814
0
5.00V
L8812
J0JHC0000045
C8845
0.1u
16V
C8847
0.01u
16V
C8848
0.01u
C8843
1000p[KB]
R8962
PT
Q8805
R8939
PT
PT
C8816
10u
3.3V
IIC 5V
3.3V
D1
G2
S2
R8811
0
R8810
0
S1
G1
D2
Q8803
B1MBACA00006
(LEVEL SHIFTER)
AD_SDA_FE
C8928
C8922
100p[JC]
0.01u[KB]
C8925
12p
R8828
0
C8920
1000p[KB]
R8894 100
C8930
C8924
L8817
47p
27p
G1CR22JA0020
C8927
R8901 100
L8818
27p
R8829
0
C8921
1000p[KB]
G1CR22JA0020
C8923
C8931
0.01u[KB]
47p
C8926
12p
C8929
100p[JC]
IC8801
C1AB00002471
(AGC)
1 VCC
8
0V
GND1
2 IN1
7
OUT1
3 IN2
6
OUT2
4 AGC
5
AGC Cont.
GND2
R8830
0
AP_IFAGC_CONT
PT
78
FRONT_LSI
AP_IFAGC_CONT
AP_IFAGC_OUT
C8882
0.1u[KB]
AD_SCL_FE
C8876
0.1u[KB]
C8873
0.1u[KB]
C8877
0.1u[KB]
C8878
0.1u[KB]
C8879
0.1u[KB]
C8874
0.1u[KB]
C8875
0.1u[KB]
R8842
PT
R8841
X8801
R8843
220
H0J250500079
0
C8880
C8871
C8872
0.1u[KB]
12p[JC]
12p[JC]
C8881
0.1u[KB]
3.30V
1
2
3
4
OBADVRH
VDDA6
5
OBAINP
N.C.
6
N.C.
OBAINN
7
VDDA0
8
VSSA0
9
VSSA1
10
VDDL0
11
VSS0
12
STCPO
IC880
13
VDDA1
MN8843
14
VSSA2
(DEMODU
15
LCKP
16
LCKN
17
VDDA2
18
VSSA3
Therm
19
PTCPO
Pad
20
VDDA3
21
VDDL1
22
VSS1
23
VDDL2
24
XO
25
XI
26
VSS2
R8846
12k
27
IBADIRF
28
VSSA4
29
VDDA4
30
VSSA5
31
VDDA5
IBADVRL
32
IBAINP
N.C.
33
IBADVRL2
N.C.
34
35
C8885
0.1u[KB]
36
C8887
0.1u[KB]
0V
C8890
0.1u[KB]
C8888
0.1u[KB]
C8894
PT
C8893
0.1u[KB]

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