JVC LT-37R70BU Service Manual page 54

ANALOG PWB CIRCUIT DIAGRAM (5/6) SHEET 5
ANALOG PWB ASS'Y (5/6)
SFL-1246A-U2
C614
4.7
C62 6
OPEN
C627
C615
OPEN
4.7
C628
C629
C630
C631
C632
VOL_R
SHEET 4
VOL_L
SDA3A5
SHEET 1,2,3,6
SCL3A5
R709 OPEN
SCL3A
SHEET 1,4
R710 OPEN
SDA3A
TALK
SHEET 1
LB_POW
SHEET 1.2 A_MUTE
R711
CARD_DA
SHEET 1
CARD_CK
R712
BBOUT
BBOUT
SHEET 1
SUB_MUTE
SHEET 4 CO_RST
IC606
C642
10
R643
OPEN
C644
C641
4.7
1.0
R645
C640
2.2k
1.0
R646 C652
R642 OPEN OPEN
C637 5.6k
C643
OPEN R654
C635
1.8k
C670
1
R644
C636 R641 3.9k
OPEN
C622
C668
OPEN
1
C623 C667
0.18 1
C624 C666
0.0022 10
C625
IC601
0.018
R653
R632
OPEN
C612
100
R633
R652
OPEN
100
0.012
R651
0.0022 100
C665
0.18 1
C664
1
OPEN
R634
15k
0.1 R650
R635
56k 33k
R649
R636 47k
68k
C633
.0082 C654
.047
C659
4.7
BS_A5V
R687
10K
Q609
R690 R691
*1 R689
3.3k OPEN
2.2k
R688 C710 R692
2.2k .1
OPEN
D602
OPEN
GND
AU_+VCC VCC12V
D603
OPEN
R722 R723
OPEN 0
BS_A5V
R707
R718
OPEN
100k
C714 C715
OPEN OPEN
R717
OPEN
R716
OPEN
Q613
OPEN
C717 R715
1
OPEN
GND
R705 R708
OPEN OPEN
VCC12V
D661 R672
OPEN OPEN
R661 C671
R663
OPEN
R673 OPEN R664
R662
C672
OPEN
C683 R670
OPEN
C684 C685
OPEN
IC662 OPEN
C669
1
VCC5
C752
1
R755
0
R762 C751
OPEN 0.0022
GND
R767
C758 R760
OPEN
0.0022 47k C757
R756
1
0
R761
0
R759
Q751
0
*2
R757
4.7k
Q752
AMP_MUTE
R758
D608
100k
C716
D615
47
R719
Q614 VCC5
*2 56k
GND
R720
D622 R623
15k
100k
Q621
*2 C617
R621
10
56k C616
47
D751
R624
1k
R625
R622
D621 56k
D606
15k Q622
*1
A_MUTE R626
56k
D605
D607
GND
D752
(No.YA406)2-15 2-16(No.YA406)
VCC3.3
K661
IC661
C677
C673
C678
C679
R667
C674
OPEN
R668
C675
OPEN
C680
C676
C681
R671
C682
R665 R669
R666
X661
AU_+VCC VCC12V
GND
CN00S
R674
R675
GND
C753
220
R765
22
HP_R
R764 C759
1k 0.1
IC751
C761 C754
100 47 R770
HP_GND
C755
R768 C760
220
1k 0.1
HP_L
R769
22
HP_DET
C756
1
GND
C671 2.2/10 2.2/10 2.2/10 OPEN 2.2/10 2.2/10 OPEN
C672 2.2/10 2.2/10 2.2/10 OPEN 2.2/10 2.2/10 OPEN
C673 33p 33p 33p OPEN 33p 33p OPEN
C674 33p 33p 33p OPEN 33p 33p OPEN
C675 10/16 10/16 10/16 OPEN 10/16 10/16 OPEN
C676 0.1 0.1 0.1 OPEN 0.1 0.1 OPEN
C677 1/16 1/16 1/16 OPEN 1/16 1/16 OPEN
C678 0.015 0.015 0.015 OPEN 0.015 0.015 OPEN
C679 33p 33p 33p OPEN 33p 33p OPEN
C680 33p 33p 33p OPEN 33p 33p OPEN
C681 10/16 10/16 10/16 OPEN 10/16 10/16 OPEN
C682 0.1 0.1 0.1 OPEN 0.1 0.1 OPEN
C685 0.1 0.1 0.1 OPEN 0.1 0.1 OPEN
IC661 OPEN OPEN
K661 OPEN OPEN
R653 5.6k 5.6k 5.6k OPEN 5.6k 5.6k OPEN
R661 3.3k 6.8k 3.3k OPEN 3.3k 6.8k OPEN
R662 3.3k 6.8k 3.3k OPEN 3.3k 6.8k OPEN
R665 100 100 100 OPEN 100 100 OPEN
R666 100 100 100 OPEN 100 100 OPEN
R669 1M 1M 1M OPEN 1M 1M OPEN
R670 10k 10k 10k OPEN 10k 10k OPEN
R671 0 0 0 OPEN 0 0 OPEN
R674 OPEN OPEN OPEN 0 OPEN OPEN 0
R675 OPEN OPEN OPEN 0 OPEN OPEN 0
X661 OPEN OPEN
R711 0 0 0 OPEN 0 0 OPEN
R712 0 0 0 OPEN 0 0 OPEN
D-AMP PWB
CN00S
SHEET 27
SHEET 1
c10442001c003_0316_3/6_0.0