JVC LT-37M60BU Service Manual page 73

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ANALOG SIGNAL PWB CIRCUIT DIAGRAM (4/5) [AUDIO BLOCK] SHEET 5
IC6201
PQ20WZ11-X
AU_+VCC
Y6202 Y6201
0 0
D6201
1SS355-X
C6204
12V 0.1 /25
R6201
R6203
5.6K
18K
C6202
C6201
33 /25
0.01
HL HL
R6202 C6203 R6204
L6201 1.8K 33 /25 5.6K
OPEN GND
C6206
OPEN
R6301
GND 0
LIP_R
SHEET3,4
LIP_R
CN00E2
OPEN
CN00AC
OPEN
R6302
0
LIP_L
SHEET3,4
LIP_L
SDA3B5
SHEET2,3,4,6
SCL3B5
SHEET3 TEMP
SHEET2
M_MU
M_MUTE
SHEET3
A_MUTE
SHEET2
A_MU
HP_DET
SHEET3
HP_MUTE
SHEET3
HP_VOL
5V
5V
GND
GND
SHEET3 MECA_SW0
MECA_SW0
KEY2
KEY2
KEY1
KEY1
VCC12V
GND
R6205 C6205
47K 0.01
Q6523
PNP
R6541
2.2K
R6303
C6546
10K C6527
0.01 R6540
4.7 /25
10K
C6301 C6522 C6523 C6525 C6526 C6539
4.7 /16 Q6301 .0033 .033 .0047 0.1 /16 0.1 /16
NPN
C6505
C6521
R6306 4.7 /25 R6521
4.7 /25
100 2.2K HL
R6311 HL HL
OPEN
R6304 R6305 R6522 R6523
10K 1K 2.2K 33K
Q6521
NPN
IC6521
NJW1164M-W
Q6522
NPN
R6308 R6309 R6525
10K 1K 2.2K
C6528
R6312
R6526 4.7 /25
OPEN
HL 33K
HL
R6524 HL HL
R6310
C6510 2.2K
100
4.7 /25
C6302 Q6302
C6529 C6530 C6532 C6533 C6535
NPN
4.7 /16 .0033 .033 .0047 0.1 /16 1 /50
C6534
R6307 4.7 /25
10K
BS_A5V
R6409
10K
Q6421
R6423 R6421
NPN R6424
3.3K OPEN
2.2K
R6425 C6421 R6422
2.2K 0.1 OPEN
/16
BS_A9V
D6431
1SS355-X
R6431
56K
HL
R6433 C6431
OPEN 47 /16
Q6431
1SS355-X PNP
GND
D6433
R6432
D6432
33K
1SS355-X
9V
R6006
D6001
1SS355-X QRL039J-330
NCF31AZ-105X
C6001
1 /10
IC6001
R6007 C6003
0 100 /10
NJM2777M-X
HL
HL
R6003 C6005
R6004
C6009 100 1 /50
6.8k
1 /10
F
R6005
22K
C6007
470 /16
QETN1AM-108Z
HL
C6008 C6006
10 /50 HL 1 /50
HL
R6008 C6004
100 /10
0
C6002
1 /10
C6544 R6617 C6605
C6540 C6542 1 /50 5.6k 47 /16
4.7 /25 4.7 /25
C6541 C6543 HL
HL
4.7 /25 47 /16
C6559
47 /16
R6535 C6517
10K 10P
HL HL HL HL HL
R6551
R6527 R6529
2.2K 33K
HL
Q6532
NPN C6551
R6528 1 /50
R6533 2.2K
10K R6543
2.2K
R6534 HL R6542 C6545
10K 10K 0.01 IC6551
RC4558D-X
Q6531 C6606 Q6534
NPN 47 /16 PNP
Q6533
NPN
R6531
2.2K C6552
1 /50
HL
R6530 R6532
2.2K 33K
R6554
15K
HL HL
C6518
10P CH
C6536 C6538
0.1 /16 4.7 /25
C6537 GND
4.7 /25
VCC12V
C6693
D6681
470
/16
1SS355-X
QETN1CM-477Z
R6684
100k
R6685
C6691 C6692 Q6673
56k
OPEN OPEN PNP
R6683
OPEN
GND
R6682 R6686
OPEN 15k
Q6672
OPEN
R6681 D6682
OPEN 1SS355-X Q6661
UN2112-X
GND
Q6663
UN2212-X
D6683
1SS355-X
GND2
C6682
0.1 /50
D6002
1SS355-X
CN000R QGA1501C5-10W
FRONT CONTROL
R6001
22K PWB ASS'Y
CN100R
C6010
330p
CH (SHEET20)
C6011
330p
R6002
CH
22K
(No.YA360)2-17 2-18(No.YA360)
Digitized in Heiloo Netherland
ANALOG SIGNAL PWB ASS'Y (4/5)
SFL-1116A-U2
C6557
47 /16
HL
C6585
10 /16 R6601 R6603
R6552 R6553
1K 0
3.3k 100K HL
C6553
R6515
R6557
560 R6604
CH OPEN
R6602
C6554
33K
CH
C6601
R6516
15K 100P
R6558
R6520
10k
Q6538
NPN
R6608
OPEN C6602
R6606
100P
33K
CH
IC6552
RC4558D-X
R6605 R6607
1K 0
R6517
10k
Q6539
NPN
R6560
R6518
C6556 R6559 Q6643
560 OPEN
C6555 C6586
R6519
10 /16
R6555 R6556 HL
3.3k 100K
D6502 D6501
1SS355-X 1SS355-X
R6568 R6567
0 120K
R6569 R6564 C6560
82K 0 OPEN
HL HL
R6563
R6570
220K
OPEN C6562 C6561
2.2 /50 1 /50
IC6661
TDA8925ST/N1
! TH6661
NAD0035-471X
R6676
1k
R6661
1k
R6664
0
C6690
OPEN C6694
OPEN
R6665
C6663
39K
0.1 C6665
/50 0.1
/50
C6664
AU_+VCC 22 /50
QETN1HM-226Z
AU_-VCC
R6670
15k
C6666
22 /50
AU_-VCC
R6672 QETN1HM-226Z
Q6662
OPEN
NPN
R6671
10k
AU_+VCC
D6661
R6680 OPEN R6691 C6667
10k 33k 0.1
/50
D6664
R6673 1SS355-X
2.2k
R6674
1k
C6673 C6675
AU_-VCC 0.1
C6688
/50
0.1 C6689
D6663 C6672 C6674 0.1
OPEN
R6675 C6683 470/25 470/25 /50
UDZS3.3B-X 5.6k 0.1 /50 QETN1EM-477Z
QETN1EM-477Z
C6695
GND2 OPEN
GND2
R6666
5.6
QRK126J-5R6X
R6668
5.6
QRK126J-5R6X
OLLC08306 OLLC08306-02 OLLC08306-03 OLLC08306-04 OLLC08306-05 OLLC08306-06
R6515 3.3k 3.3k 1.5k 1.5k 1.5k 1.5k
R6516 22k 22k 18k 18k 18k 18k
R6518 22k 22k 18k 18k 18k 18k
R6519 3.3k 3.3k 1.5k 1.5k 1.5k 1.5k
R6558 180k 180k 220k 220k 220k 220k
R6560 180k 180k
220k 220k 220k 220k
C6553 0.068/16 0.068/16 0.1/16 0.1/16 0.1/16 0.1/16
C6554 0.068/16 0.068/16 0.1/16 0.1/16 0.1/16 0.1/16
C6555 0.068/16 0.068/16 0.1/16 0.1/16 0.1/16 0.1/16
C6556 0.068/16 0.068/16 0.1/16 0.1/16 0.1/16 0.1/16
QGA8005C3 OPEN QGZ8005C3 OPEN QGZ8005C3 OPEN
CN00E2
-01 -01 -01
C6621
R6621 R6622
3300p /50
100 10k
AU_+VCC
R6624
1k
R6623
QRJ146J-102X
3.9k
R6625
1k
C6622 C6623
0.1 22 /25
C6624 /25 HL
2200p /50
NCB31EK-104X
IC6621 AU_-VCC
R6626
C6625
1.5k R6627
0.1
100k C6626 LM393DR-X
Q6641 2200p
OPEN /50
C6628
R6641 C6627
22 /25
OPEN 0.1
/25 HL
GND2
Q6642
OPEN
R6629 C6629
R6642
100k 2200p
OPEN
C6630 /50
R6630
0.1
1.5k
NCB31EK-104X
IC6621
C6631
2200p /50
LM393DR-X
R6631
1k
R6632
3.9k
R6643 OPEN
GND R6633 R6634
C6632
150 10k
3300p /50
Y6001
0
Y6002
0
Y6003
0
Y6004
0
GND
GND2
R6677
1k AU_+VCC
R6662 C6567
1k 1 /25
CB1
R6663
39K
R6577
D6503
18k
C6563
1SS355-X
0.1
R6578
/25 C6568
3.9k
1 /25
CB1
AU_+VCC
R6579
D6504
18k
1SS355-X C6564
0.1
R6580
/25
3.9k
GND2
AU_+VCC
L6661
56
QQL28AK-560
CH D6672
C6668 C6671
UDZS20B-X
560p 0.015
/50 /50
D6671
AU_-VCC
UDZS20B-X
CH
C6676
560p
/50
K6661 CN00SL
NQR0499-002X QGA2001C6-03X
GND2
R6667 SPEAKER(L)
K6662
22
NQR0499-002X
QRK126J-220X
AU_+VCC
L6662
CN00SR
56
QGA2001C6-04X
QQL28AK-560
K6663 SPEAKER(R)
D6673
CH NQR0499-002X
C6677 UDZS20B-X
560p C6680
/50 0.015
/50
D6674
K6664
AU_-VCC UDZS20B-X
NQR0499-002X
CH
C6681
560p
/50
GND2
R6669
22
QRK126J-220X AU_-VCCAU_+VCC
QETN1EM-477Z
C6685 NCB31HK-104X CN000F
K6601 470 C6684 QGA2001C2-04V
NQR0499-002X /25 0.1 /50
POWER PWB
ASS'Y(2/2)
K6602
NQR0499-002X CN000F
C6687 C6686
470 OPEN
(SHEET23)
/25
QETN1EM-477Z
GND2
c10369001b004_1006_4/5_0.0
4/19/2017