JVC PD-42V475 Service Manual page 79

ANALOG SIGNAL PWB CIRCUIT DIAGRAM (2/5) SHEET3
BS_A3V
Q402
2SK1374-X
CN001 CN001
QGF0508C1-50W QGF0508C1-50W
SCL03B 1 1 SCL03B 50
SDA03B 2 2 SDA03B 49
Q403
GND 3 3 GND 48
2SK1374-X
TEXT_FB1
4 4 47
GND 5 5 GND 46
TEXT_FG1
6 6 45
GND 7 7 GND 44
TEXT_FR1
8 8 43
Q404
GND 9 9 GND 42
2SK1374-X
SUB_CCD
10 10 41
11 40
SCL3A 12 SCL3A 39
SDA3A 13 SDA3A 38
MSP_RST
14 37
AFT2
15 36 Q405
2SK1374-X
AFT1
16 35
MECA_SW0
17 34
LIP_RST
18 33
STB3.3V BS_A5V
POW_LED
19 32
M_MUTE
20 31
A_MUTE
RB401
21 30
2.2k
DIGITAL SIGNAL PWB (10/11) 22 29
23 28
CN001 (SHEET17)
24 27
GND GND
CB401
SCL00 25 SCL00 26 OPEN
SDA00 26 SDA00 25
AGC
27 24
D13_YS1
EXT_YS1 28 EXT_YS1 23
YS2 GND GND
29 22
EXT_YS2 EXT_YS2
REC_LED
30 21
L+
31 20
L-
32 19
R+
33 18
R-
34 17
MAIN_POW
35 16
( LB_POW) 36 ( LB_POW) 15
37 14
LB_PRO5
( LB_PRO) 38 ( LB_PRO) 13
AC_IN
39 12
POW_GOOD
40 11 STB_5V
GND 41 GND 10
TVLINK
42 9
43 8
44 7
GND GND
BSHS
45 6
BSVS
46 5
DIMMER
ONTIMER 47 ONTIMER 4
REMOCON 48 REMOCON 3
49 2
KER KER
KEY1 50 KEY1 1
GND
SUB_C
SHEET2
SUB_VY
9V
IC803
BA05FP-X
C828 C826
OPEN 22 /25
R853
18k
C853
47 /16
Q853
NPN
390
R854 R851 CH
R859
8.2k
820
C851
56p
5V
R839
2.2k
R840
100
Q810
PNP
GND
NOTES) 1. Please refer to page 2-89 for voltages of this circuit diagram.
2. Please refer to page 2-92 for waveforms of this circuit diagram.
SHEET4
SHEET2
BS_A5V
R402
3.3k
BS_A5V
R406 C834 C833 C832
OPEN OPEN OPEN
OPEN
R403
3.3k
R835 R832 R829
BS_A5V OPEN OPEN OPEN
Q809 Q808 Q807
OPEN OPEN OPEN
R404
3.3k
R846 R845
BS_A5V
OPEN OPEN OPEN
R407
OPEN
R815 R814 R813
OPEN OPEN OPEN
R405
3.3k
BS_A3V
5V
L807
CORE3
RB402
3.3k
C818
10/50
C819
CH
8p
C814
X801 0.01
16.2MHz
NAX0621-001X
C820 R816
.47/10 27k
C821
TB1274AF
0.01
IC801
R819
10K COLOUR DEMOD./
SYNC SEP.
R817
10k
C822 R818
2.2/16 3.3k
B1
R803
3.3k
R801
C823
2.2k
Q801 C824
0.015
PNP 0.01
R802
2.2k
C801
R806
0.1
3.3k
R804
2.2k
C827 C835 R856
Q802
0.01
100 /6.3 1M
PNP
CH
R805
2.2k
C825
18p
Y801
0
R867
0
3LINE COMB
FILTER
C855 C864
C878
0.01 0.01
0.1
C880
100/10
L865
L22
C856
0.01
L861 C857
L22 0.01
C881 C863
0.01
100/10
C886
C850
C879 C858
18P 10/50 R862
0.1 0.01
330
R850 R855
6.8k
OPEN
C862
0.1 R877
C859 0.47 CH
L851 820
NCB31AK-474X
L6R8
Q851 C861
PNP 680p
CH
R852 L864
L100
390 C895
C852 68p
56p
C887 C888
C884 L855
0.1 100/10 NQL024J-560X
100/10
L862 C882
L100 C860
0.01
0.01
C877
C883
L863
0.01
0.01
L100
C885
100/10
IC802
TC90A69AF-X
SHEET3
No. YA099
SHEET2
C831 C830 C829
OPEN
OPEN OPEN
R826 R823 R820
OPEN OPEN OPEN
Q806 Q805 Q804
OPEN OPEN OPEN
R842 R841
OPEN OPEN OPEN
R812 R811 R810
OPEN OPEN OPEN
C809
4.7/16
CF1
R838
0
BS_A5V
L809 R893
CORE3 6.8k
D711 D712
OPEN OPEN
GND GND
C711
10 /16
F
C712
0.1 /16
GND
L866 L867
L22 L22
CH C892
IC711
Q854
18P R869 C868 CXA1875AM-X
NPN
R891 5.6k 0.1
OPEN
R864 L852 R866
390 L6R8 0
Q855
C889
PNP
10/50
CH CH
R863 C865 C866 R865
820 56P 56P 390
CH
C894
Q858
18P R879
NPN 5.6k C872
R892
0.1
OPEN
R874 L853 R876
390 L6R8 0
Q859
C890
CH
PNP
10/50
CH CH
R873 C869 C870
R875
820 56P 56P
OPEN
C891 47 /16
C874
15p
Q863 R887 R885
CH
NPN 1k 12k
Q862
C876 R883
L854
NPN
0.01 470
L27
CH CH
R889 R888 R886 R884 C875 C873
1k 1k 5.6k 1.5k 10p 33p
GND
SHEET3
2-13 2-14
SHEET4 SHEET2 SHEET4
C403
C404
C405
B1
C406
B1
R717
OPEN
R718
OPEN
R720 DB701
47k
OPEN
GND
GND
ANALOG SIGNAL PWB ASS'Y (2/5)
SFP0A503A-M2
No. YA099
CN002
QGF0508C1-30W
30 YMIN 1 YMIN
29 YMIN_GND 2 YMIN_GND
28 BYMIN 3 BYMIN
27 BYMIN_GND 4 BYMIN_GND
26 RYMIN 5 RYMIN
25 RYMIN_GND 6 RYMIN_GND
24 C_MAIN 7 C_MAIN
23 GND 8 GND
22 9
DEC_RY DEC_RY
21 GND 10 GND
20 DEC_BY 11 DEC_BY
19 GND 12 GND
18 C_SYNC 13 C_SYNC
OPEN
17 BS_YOUT 14 BS_YOUT
DIGITAL SIGNAL PWB (11/11)
16 BSOUT GND 15 BSOUT GND
OPEN
CN002 (SHEET18)
15 BS_COUT 16 BS_COUT
14 GND 17 GND
OPEN
13 18
BS_LOUT BS_LOUT
12 19
GND GND
OPEN
11 BS_ROUT 20 BS_ROUT
10 MAIN_VY 21 MAIN_VY
9 GND 22 GND
8 YUSW_Y1 23 YUSW_Y1
7 GND 24 GND
6 Cmp HS 25 Cmp HS
5 Cmp VS 26 Cmp VS
4 GND 27 GND
3 HDMI_DL 28 HDMI_DL
2 29
GND GND
1 HDMI_DR 30 HDMI_DR
GND
SHEET6
FAN_LOCK
HP_VOL
SHEET2
TU_ATT
SHEET4
SYNC/OTH
HP_MUTE
SHEET2
HP_DET
NOTE
0 : NRSA63-0R0X
NPN : 2SC3928A/QR/-X
PNP : 2SA1530A/QR/-X
L6R8 : NQL092K-6R8X
L27 : NQL092M-270X
L22 : NQL914M-220X
L100 : NQL914K-101X
CORE3 : NQR0413-003X