Sony KP-46WT500 Service Manual page 152

| 15 | 16 | 17
DBH
DGV
DBV
C1672
C1658 C1665
0.1
0.1 100
25V
25V
16V F:1608
F:1608
C1671
C1657
C1664
0.1
0.1
100 25V
25V
16V F:1608
F:1608
C1663 C1670
C1656
100 0.1
0.1
25V
25V 16V
F:1608 F:1608
+5V
R1685
2.2k
1/16W
:RN-CP
CH:2012
R1684
2.2k
C1659 1/16W
0.1
:RN-CP
25V
F:1608
+VCC
C1675
470p
CH:1608
-VCC
R1681
R1671
C1669
10k
22k 5p
1/16W
IC1602 1/16W CH:1608
:RN-CP
:RN-CP
NJM2068V-TE2
RH FILTER & AMP
C1651
R1674
0.1
R1669 10k
25V
22k 1/16W
:1608 1/16W C1666 :RN-CP
:RN-CP 100p
CH:1608
668 R1683
2k 2.2k
16W 1/16W
| 18 | 19 | 20
IC1608
CD0031AM
D/A CONVERTER
DBH DRH
DRH
DGV DGH
DGH C1701
0.0047
DBV DRV
DRV B:CHIP
BCLK MUTED
WCLK DVDD
DVSS DVSS
VSSRH VSSBV
C1684
C1693 C1700
0.1
0.1
RH BV 100
25V
25V
16V
F:1608
REFRH REFBV F:1608
VDDRH VDDBV
VSSRV VSSBV
C1683
C1699
C1692
0.1
0.1
RV BH
25V 100
25V
F:1608 16V
F:1608
REFRV REFBH
VDDRV VDDBH
VSSGH VSSBH
C1682
0.1 C1691 C1698 C1704
GH GV
25V 100 0.1 100
F:1608 16V 25V 16V
REFGH REFGV
F:1608
VDDGH VDDGV
NC NC
NC VSSC2
C1697
NC NC
0.1
25V
NC NC
F:1608
VSSC1 VDDC
NC OUTC
R1701
2.2k
1/16W
:RN-CP
C1678
680p
R1700
2.2k
C1688 1/16W
0.1
:RN-CP
25V
F:1608
C1709
+VCC
470p
CH:1608
-VCC
R1696
R1693
C1696
10k
22k 5p
1/16W
IC1610 1/16W CH:1608
:RN-CP
:RN-CP
NJM2068V-TE2
R1694
GH FILTER & AMP
C1681
10k
0.1
1/16W
25V
R1691 C1694 :RN-CP
F:1608 22k 100p
1/16W CH:1608
:RN-CP
+5V
-5V
R1699
2.2k
1/16W
| 21 | 22 |
+5V
AD
C1711
680p
CH:2012
C1718
0.1
25V
F:1608
+VCC
C1722
5p
CH:1608
-VCC
R1709
C1714 R1706
10k
22k
0.1
IC1612 1/16W 1/16W
25V
:RN-CP
F:1608 NJM2068V-TE2 :RN-CP
R1708
BH FILTER & AMP
10k
1/16W
R1704 :RN-CP
22k C1721
1/16W 100p
:RN-CP CH:1608
AD BOARD WAVEFORMS
1
2
2.1 Vp-p (V) 2.3 Vp-p (V)
4 5
2.5 Vp-p (V) 2.0 Vp-p (V)
[DIGITAL REGI, PJED CPU, PJE DRIVE] [COMPONENT SIDE]
1 2 3
A
B
C
D
KP-46WT500
3
2.1 Vp-p (V)
6
2.3 Vp-p (V)
4 5