Main Pwb Circuit Diagram - JVC HV-34LH21, HV-34LH21/E Service Manual

CIRCUIT DIAGRAMS

MAIN PWB CIRCUIT DIAGRAM ( 1/2 )

C102
10/50
L101
LC005
QQR1199-001 QRN143J-0R0X
C017 R007 R009
C011
.1/16 10/50 2.2k Y001 330
OPEN
C012 R006
Q001
NPN
C008 .01 0 C013
R005
OPEN .0047
R008 R010
0
1k 27
R004
R012 C016
0 270
.0047
C009
OPEN
C010
1/10 80% L003
10
C014 C015
.1/16 10/50
L002
10
C006 C007
.01 10/50
L001 27
K001 NQR0389-003X
C004 C005
.1/16 1000/16
R003 100
R002 100
C003 OPEN
R001
OPEN
C001 C002
.0022 10/50
TU001
QAU0197-002
MAIN PWB ASS'Y ( 1/2 )
SML-1502A-H2 ( HV-34LH21 )
SML-1507A-H2 ( HV-34LH21/E )
SML-1505A-H2 ( HV-34LH51/S )
SML-1504A-H2 ( HV-34LH71/G )
MAIN PWB (2/2)
C127 C128
10/50 .1/16
C220 C219
C101
.1/16
1/10 1/10
R108 R109
100 100
0
K101
NQR0389-003X
Q002
NPN
C117 .01
R011 C118 .01
1k
C129 OPEN
C119
2p CH
C120
IC101
2p CH
X101
MSP3413G-QA-B3
CE42546-001Z
MULTI-SOUND PROCESS
R106 0
R107 0
R103 OPEN
R104
OPEN
R101 R102
100 100
K102
NQR0389-003X
LC101
NQR0431-001X
C103
.1/16
C104
100/16
D_GND
L102 4.7
QQL244K-4R7Z
TU001-18
3
No.52200
Y605 OPEN
D681 R683
OPEN OPEN
Q644
OPEN
R690
OPEN
C126
.1/16
C125
10/50
C105
10/50
C124
10/50
C106
.1/16
C123
.001 D204
MA3120/M/-X
CH
L650
BW
C122
QUY153-050Y
CH .001
C650
100/16
R610
2.2K
R650
10k
R605
C601 1k C604
1/50 .015
R604
3.3K
R601
33k
R608
C603 3.3k C605
100/16 .0012
R603 R606
10K 1k
C131
.001
R611
2.2K
R602
33k
C602 C606
R607
1/50 .015
3.3k
C130
.001
R609 C607
3.3k .0012
C612
OPEN
C121
.01
Q621
PNP
Y604
OPEN
Q101
UN2213-X
R105 RESET D624 D623
10k DI DI
R621
100k
Y002
GND Y004
BW10
0
D628
OPEN
Q622
D622 OPEN
Q632 D630 OPEN
C623 PNP DI
1000/25
D621
OPEN R622
R637 R638 OPEN
47K 27K
D631 D629
DI DI
D633
DI
2-5 2-6
C682
R681 OPEN
C684
OPEN R687 OPEN
OPEN
C681
C686
OPEN OPEN
IC681
OPEN
R684
OPEN
C683
OPEN
R682
OPEN
R685
OPEN
R686
OPEN
C687
Q681
OPEN
OPEN N
K641
R642
C685 OPEN
OPEN
OPEN
R688
C643
OPEN Q643
OPEN
OPEN C641
MUTING OPEN
C644
OPEN R644
OPEN
R689 C688 Y003
OPEN OPEN OPEN
C689
R643
OPEN
OPEN
Q641 K642
OPEN
OPEN
MUTING
R645
OPEN
Q642
OPEN
MUTING
R641
OPEN
HS651
IC651 LC32265-001A
AN5277
AUDIO
OUT
Y603
OPEN
C651
10/50
C660
.22/50
R655 C655
C654
10k .22/50 C661
IC601 100/50
.22/50
BA4558F-X
R656 R660
C656
OPEN QRE121J-8R2Y
.22/50
R651 C658
C610
OPEN
R612 10/16 4.7k C652
R657
220
10/50 C659
10k
OPEN
R659 D652
R653
OPEN OPEN
100K
C608
.022
Y601 Y602
R661 18K
0 QQR1113-001Z
R654
C609
100K
.022
C611
R613 R652
10/16 4.7k
220
N
IC601 R672
BA4558F-X OPEN
R663
OPEN
R662
TH671
OPEN
OPEN
C653
OPEN
A2_GND
Q623
DTC323TK-X
R623 0
Q624
DTC323TK-X
R624 0
C624
33/50 R625
Q625
OPEN
OPEN
R627
R633 R634
OPEN R630
R626 OPEN OPEN
OPEN
OPEN
R628
Q627
R629 R632
OPEN Q631
10k 8.2k
OPEN OPEN
C665
R635
Q626 OPEN R636
8.2k
OPEN
OPEN
R631 C666 C667
Q628 Q629 10/50 OPEN
UN2213-X NPN
47k Q630
D625
OPEN
OPEN
D626
DI
No.52200
J001
OPEN
FIX_GND
C642
OPEN
L_OUT
MAIN PWB (2/2)
A_GND
R_OUT
C663 CN0SP
QUY153-050Y
OPEN
NOT USED
C664
QUY153-050Y CN00A
QGA2501C5-03Z
FRONT CONTROL
PWB
CN0SW OPEN
C662 OPEN
NOT USED
C692 C691
OPEN .001
A_GND
PIN NO. PIN NO.
VOLTAGE(V) VOLTAGE(V)
IC101 IC601
1 NC 1 4.4
A2_GND
2 4 2 4.4
3 3.9 3 4.4
4 NC 4 0
A_VCC 5 NC 5 4.4
6 NC 6 4.4
R671 7 NC 7 4.4
OPEN
8 NC 8 8.9
9 NC IC651
10 NC 1 NC
11 4.9 3 0
A_PROT
12 4.9 5 29.3
13 4.9 7 0
C671
14 0 9 0
OPEN
R673 15 0 11 NC
0
16 0 13 14.7
17 NC 15 0.5
18 NC 17 0
19 NC 19 30.5
20 NC 21 16.6
21 4.9 23 14.6
22 NC TU001
23 NC 1 2.4
24 0 2 3.8
25 0 3 0
26 4.4 4 4.4
27 4.4 5 4.4
28 4.4 6 NC
29 NC 7 4.8
30 0 8 NC
31 NC 9 31.5
STB_5V 32 NC 10 NC
33 NC 11 4.3
34 NC 12 4.3
MAIN PWB
35 0 13 8.9
(2/2) 36 3.7 14 1.5
37 3.6 15 0
38 NC 16 3
39 8 17 2.4
40 7.1 18 2.8
41 NC 19 0
D627
OPEN 42 NC 20 4.8
43 0 21 0
44 0 22 8.9
45 3.6 Q001
46 NC E 2
P_ON/OFF
47 NC C 6.5
48 NC B 2.7
49 0 Q002
50 NC E 5.9
51 NC C 8.9
52 0 B 6.5
AMP_MUTE
53 NC Q101
54 NC E 0
55 0 C 4.9
56 4.4 B 0
57 4.4 Q621
6V
6V 58 2.5 E 0.2
A_MUTE
59 NC C -1.1
A_MUTE
60 3.6 B 0.7
W_ON/OFF
W_ON/OFF 61 0 Q623
PROTECT
62 0 E 0
PROTECT
63 NC C 0
A.MUTE
A.MUTE 64 NC B -1.1
MSP_RST
65 4.9 Q624
MSP_RST
66 4.9 E 0
SDA2
67 1.4 C 0
SDA2
68 1.4 B -1
SCL1_2
SCL1_2
69 2.5 Q632
70 0 E 6
71 2.2 C -5.3
72 2 B 6.5
73 NC Q628
74 NC E 0
75 NC C 4
76 NC B 0.6
77 4.8 Q629
78 0 E 0
79 2.4 C 0
80 4.9 B 0.5