JVC LT-47DV8BG Service Manual page 48

POWER PWB CIRCUIT DIAGRAM (2/3) SHEET 20
!
R9551
1M
C9551
Y9551
OPEN
375V
D9551
R9554
OPEN
OPEN
C9552
R9555
OPEN D9553
22
R9552
47
R9553
22k D9554
D9555
R9557
1k
D9556 R9556
R9558
100k
10k
C9553
820p
C9554
0.0018
Q9551
NPN
C9555 R9559
330p 22k
C9556
100/16
IC_GND
C9557
0.1 R9561
R9562
10k
OPEN
R9560
C9559 18k
0.001
Q9552
OPEN
C9558
1
D9557
OPEN
C9560
0.047
C9561
R9564 C9562
0.1
68k 100/50
K9551
SHEET 19 OPEN
R9567 R9568
OPEN 0.1
R9569
0.1
IC9501 R9565 R9566
820 OPEN GND1
Vcc_GND
GND1
SW18V
18V
PFC_CTR
PON
POWER PWB ASS'Y(2/3)
SFL-9081A-U2
D9552
R9578
150
R9563
OPEN
Q9553
OPEN
D9561
Q9555
C9564
R9572
OPEN 47k
GND1
R9573
5.6k
Q9556
R9574
68k
R9575
OPEN
Q9557
GND1
R9576
100k
R9579
R9580
GND1
(No.YA551)2-45
INVERTER PWB
(SLAVE SIDE)
CN00P
CN00Q
K9601
GND24
BW
!
C9591
K9602
BW
GND1 GND2 K9603
BW
L9601 Y9602
OPEN BW2
K9604
BW
Y9601
K9605 BW2
BW
K9606
BW
GND2 GND24
!
T9501
!
K9607
C9601 C9605 CP9601
C9603
1200/35 OPEN 1200/35
K9608 D9601
C9602 C9604
K9609
1200/35 1200/35
GND24 D9602 GND24
D9603
R9603
D9654 GND24
K9610
D9604
L9651
R9651 C9651 D9652 R9652
C9653 C9654
D9651 C9652
100/50
*
D9653
GND2
R9605
10k
!
R9606
PC9501 27k
R9604
10k
R9607
C9612
6.8k
0.1/50
R9608
100k
D9611
OPEN IC9601
TL431/A/-T
R9609
GND24
3.9k
GND24
R9577
100k
Q9558 R9621
1.8k
!
PC9502
Y9621
Q9602
GND1
GND2
Y9622
R9631
1.8k
Y9632
!
PC9503
Y9631
Q9603
GND1 GND2
R9641
!
PC9504
Q9604
GND1 GND2
R9701 3.3k 10k 10k 10k 10k 10k
R9704 39k 68k 68k 68k 68k 68k
C9592
R9703 1k 1k 1k 1k 1k 1k
R9603 OPEN OPEN OPEN 2.2k 2.2k
R9641 OPEN OPEN OPEN 1.8k 1.8k
PC9504 OPEN OPEN OPEN
Q9604 OPEN OPEN OPEN
D9702
GND2
Y9754 OPEN OPEN OPEN CBW CBW
Y9755 BW15 BW15 BW15 OPEN OPEN
Y9751
Y9752
C9592 OPEN OPEN OPEN
2-46(No.YA551)
INVERTER PWB
(MASTER SIDE)
C9611
OPEN
GND24
R9625
*
L9602
*
C9610
*
GND2
H9751
IC9751
R9758
R9756
L9751 R9751 R9754
L9752
C9753
680/25 10k C9754 47k R9757
OPEN
Y9751
C9752
C9751
Y9752
R9752 R9755
OPEN OPEN
D9751 D9752
OPEN
Y9756
OPEN
R9753
L9753 820
K9751 R9709
GND2
R9708 100k
GND24
330
H9701 Q9701
NPN
Y9663 Y9664
IC9701
Q9702
Y9661
L9701 L9702 C9703 R9701 R9704
680/25 C9704 L9703
OPEN
Y9662
C9702
C9701
OPEN
330/35
D9701 D9702
OPEN
R9702 R9703 R9705 C9705
OPEN OPEN
GND2
R9651 CBW
10k H9751 OPEN OPEN
R9652
68k IC9751 OPEN OPEN
C9651
1k L9751 OPEN OPEN
C9652
OPEN OPEN L9752 OPEN OPEN
D9651
OPEN OPEN D9752 OPEN OPEN
D9652
OPEN OPEN C9751 OPEN OPEN
Y9621 BW
OPEN OPEN C9752 1/16 1/16 1/16 OPEN OPEN 1/16 1/16
Y9622 OPEN
R9751 10k 10k 10k OPEN OPEN 10k 10k
Y9631 BW
OPEN OPEN R9753 820 820 820 OPEN OPEN 820 820
Y9632 OPEN
BW15 BW15 R9754 47k 47k 47k OPEN OPEN 220k 220k
R9579 CBW
OPEN OPEN R9756 OPEN OPEN OPEN OPEN OPEN
R9580 OPEN
OPEN OPEN R9757 OPEN OPEN OPEN OPEN OPEN
R9758 CBW CBW CBW OPEN OPEN CBW CBW Y9661
Y9662
Y9663 OPEN
Y9664 OPEN
C9610
L9602
R9625 OPEN
C9653
CN00W
DIGITAL PWB
(12/12)
CN001W
SHEET 18
STB_5V
MAIN_POW SHEET 19
PFC_POW
AC_IN
Y9755
DC-DC PWB
CN00A
SHEET 24
Y9754
GND2
CN00A
GND2
BT32V SHEET 21
16V
AUDIO+13.5V
CN00F
ANALOG PWB
(4/6)
CN10F
SHEET 4
SHEET 21
AUDIO_GND AUDIO_GND
Y9753
D9703
OPEN
OPEN
R9706 GND2
0
R9707
OPEN
GND2
CBW CBW OPEN OPEN CBW CBW
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
BW BW OPEN OPEN BW BW
OPEN OPEN BW BW OPEN OPEN
BW BW OPEN OPEN BW BW
OPEN OPEN B W BW OPEN OPEN
CBW CBW OPEN OPEN CBW CBW
OPEN OPEN 47k OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN OPEN OPEN
OPEN OPEN OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN CBW CBW OPEN OPEN
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