JVC AV-48WP74 Service Manual page 54

MAIN PWB CIRCUIT DIAGRAM (11/12) SHEET 11
AUDIO_L
AUDIO_L
AUDIO_R
AUDIO_R
NOT USE
SDA0
SDA0
SCL0
SCL0
SUR_EFCT
SUR_EFCT
SUR_MONO
SUR_MONO
SUR_SW
SHEET 5
SUR_SW
BBE_SW
BBE_SW
BBE_LO
BBE_LO
9V
9V
SHEET 12
BS_5V
BS_5V
SHEET 5 AMP_MU
AMP_MU
12V
12V
SHEET 12
SHEET 1 S_MU
S_MU
A_MU
SHEET 10
A_MU
AS_MU
NOT USE
AS_MU
2-26
IC1621
OPEN
C1623
OPEN
C1624
OPEN
C1621
OPEN R1621
R1622
OPEN
OPEN
R1640 C1626 C1625
OPEN OPEN OPEN
C1622
OPEN R1624
OPEN
R1625 C1627 R1623
OPEN OPEN OPEN
C1628 OPEN
R1626 R1627
OPEN OPEN
C1629 OPEN
GND
GND
-M2
SHEET 1
R6011
0
R1629 C1630
OPEN OPEN
R1628
OPEN
C1631
R1631 OPEN
OPEN
C1632
OPEN
R1630
OPEN
C1633
OPEN
GND
C1634
OPEN
R1632
OPEN
GND
D1673 R1633
OPEN OPEN
D1674
GND OPEN
C1695 C1696
OPEN 10 /50
QETN1HM-106Z
GND R1612
56k
R1611
56k
GND
CN100Z
OPEN
No.52105
R6012
0
R6013 OPEN
R6010 OPEN
C6002
10
C6001
/50
10 /50
N N
IC6001
NJM2701M-X
EK
C6005 C6007
4700P 10 /50
C6006 C6008
27000P 1 /50
C6009
100
R6004
R6007
10K R6008
5.6K
47K
R6006
1K
Q6002
2SD601A/QR/-X
R6003
1K
R6009
C6010
22K
10 /50
Q6001
2SD601A/QR/-X
GND
R1689
OPEN
R1690
OPEN
R1657
C1661 OPEN
OPEN
GND
D1661 C1662
OPEN OPEN
C1697
D1667
47 /25
MA111-X
QETN1EM-476Z
R1614
100k
R1615
56k
Q1673
R1613
2SB709A/QR/-X
1k
GND
R1616
15k
Q1672
2SD601A/QR/-X
D1668
R1619 MA111-X
0
R1620
GND
OPEN
D1669
MA111-X
AV-48WP74
AV-56WP74
C6003
10 /50
C6004
10 /50
GND GND
R6001 R6002
10K 10K
GND
/16
R1679
OPEN
R1678
OPEN
R1664
OPEN
N N
R1663
0
C
NR
IC1663
OPEN
C1683
OPEN
R1688 GND
OPEN
C1684
OPEN
R1686
OPEN
D1672
OPEN