JVC PD-42WX84SJ Service Manual page 73

MAIN PWB CIRCUIT DIAGRAM ( 5/12 ) SHEET5
MAIN PWB ASS'Y (5/12) [AV SELECTOR PART]
LCA10273-08E ( SSB-1085A )
Y_BSDGND
SHEET 10
Y_BSDGND
V_RT
V_RT
Y_BSD
SHEET 10
Y_BSD
L_BSA
SHEET 1 L_BSA
L_BSD
SHEET 10
L_BSD
C1503
V_BS 0
V_BS
SHEET 1 R_BSA
R_BSA
R_BSD
R_BSD
C1504
SHEET 10
C_BSD 0
C_BSD
V2
V2
SHEET 3
L2
L2
Y2
Y2
R2
R2
C2
C2
S2_2
S2_2
S2
S2
V1
V1
L1
L1
Y1
Y1
R1
R1
C1
C1
SHEET 3 S2_1
S2_1
S1
S1
L3
L3
V3
V3
R3
R3
MON_Y
MON_Y
MON_C
MON_C
MON_V
MON_V
MON_L
MON_L
MON_R
MON_R
IC1501-44 IC1501-53,56
IC1501-63
1.6 2 1
R1582
0
GND
L_BS
Y1501
OPEN
R_BS
Y1503
OPEN
R1535
220
Y3
R1536
6.8k
RV3
R1537
220
C3
S2-3
S-3
R1538
220
V4
R1539
6.8k
LV4
R1577
220
Y4
R1578
6.8k
RV4
R1579
220
C4
D1596
MA8100/M/-X
S2-4
GND
S-4
LV5
R1523 6.8k
V5
R1520 220
RV5
R1525 6.8k
ADR
D1593 D1594
OPEN OPEN
GND
R1521 R1524
220 220
No.52169
R1501
R1502
R1507
R1508
D1591
OPEN
R1504
D1592 R1509
OPEN
GND
IC1502
OPEN
GND
PS
C1501
OPEN
C1502
GND GND
OPEN
GND
IC1501
CXA2069Q
R1547 OPEN
RTV
R1548
TV
R1549 OPEN
LTV
R1550
RV6
R1551
V6
R1552
LV5
COUT1
VGND
YOUT1
TRAP1
ROUT1
VOUT1
LOUT1
N
CIN1 C1510
10 /16
C1532
BIAS 22 /50
QETN1HM-226Z
YIN1
R1530
1k
Q1531
*1
C1531
R1560
0.1/16
100
R1563
GND
0
R1561
R1562
OPEN
1k
GND
2-15 2-16
CN100H
QGF1201C2-13
OPEN SCL0
OPEN SDA0
GND
OPEN SUR_EFCT C4
C4
OPEN SUR_MONO
GND
OPEN SUR_SW Y4
Y4
OPEN BBE_SW
GND
V4
V4
GND
FRONT CONTROL PWB
GND
L4
L4 SHEET 15
GND
R4
R4
S4
S4_DET
GND
NC
R1510 OPEN BBE_LO
GND
R1506 OPEN BLEV1
R1505 OPEN BLEV2
R1543 OPEN AMP_MU
R1512 OPEN HP_MU
SCL0
SCL0
SDA0 SHEET 10
SDA0
R1513 OPEN
BBE_LO
BBE_LO
LRSW
LRSW
TV_V2
TV_V2
TV_L2
TV_L2
TV_R2
SHEET 1
TV_R2
GRVOUT
GRVOUT
TV_L1
TV_L1
TV_R1
TV_R1
SUR_SW
SUR_SW
BBE_SW
BBE_SW
SHEET 11
TV_R1 SUR_EFCT
SUR_EFCT
SUR_MONO
C1539 SUR_MONO
0 4.7 /50
GRVOUT AMP_MU
AMP_MU
C1538
HP_MU
NCS31HJ-270X
HP_MU
GND TV_L1
C_SWMAIN
C_SWMAIN
1k
TV_R2
VY_SWMAIN
SHEET 7
C1505 4.7/50 VY_SWMAIN
0
TV_V2
VY_SWAP
VY_SWAP
1k
TV_L2
C_SWSUB
C_SWSUB
SHEET 6
VY_SWSUB
VY_SWSUB
R_SWSUB
R_SWSUB
HP_R
R1553 0
SHEET 7
L_SWSUB
L_SWSUB
HP_L
R1554 0
BLEV1
BLEV1
SHEET 11
BLEV2
BLEV2
L_SWMAIN
L_SWMAIN
R_SWMAIN SHEET 7
R_SWMAIN
BS_5V
BS_5V
SHEET 12
AV_9V
AV_9V
S1DC
S1DC
No.52169
PIN NO. VOLTAGE(V)
IC1501
1 3.8
2 4.5
3 3.8
4 4.4
5 4.3
6 NC
7 4.9
8 4.4
9 4.5
10 3.8
11 4.4
12 4.4
13 NC
14 0
15 3.8
16 4.4
17 4.4
18 4.4
19 4.3
20 0.1
21 4.9
22 0
23 4.4
24 3.8
25 4.4
26 4.3
27 0.1
28 4.9
29 4.5
30 3.9
31 4.5
32 0
33 4
34 4
35 0
36 0.1
37 4.3
38 4.5
39 3.7
40 4.4
41 3.5
42 9.1
43 4.4
44 6.6
45 4.4
46 NC
47 4.3
48 0
49 6.3
50 4.5
51 NC
52 4.4
53 6.2
54 4.4
55 NC
56 5.6
57 0
58 4.2
59 4.4
60 5.3
61 4.4
62 4.4
63 5.2
64 4.4
IC1502
1 NC
2 4
3 4
4 0
5 0
6 0
7 5.1
8 0
9 0
10 0
11 0
12 0
13 5.1
14 0
15 0
16 5.1
Q1531
E 4.4
C 4.4
B 6.6