Sony DCR-PC115 Service Manual page 23

For Schematic Diagram
• Refer to page 4-19 for printed wiring board.
1 2 3 4
VC-270 BOARD(18/18)
DC/DC CONVERTER(DD BLOCK) C_UNREG
A
D_UNREG
113
-REF.NO.:20,000 SERIES- TO(17/18(CN011))
A_UNREG
XX MARK:NO MOUNT
B_UNREG
NO MARK:REC/PB MODE
R :REC MODE
P :PB MODE
:Voltage measurement is impossible
:The Semiconductors shown by the
for the CSP ICs and the Transistors
cannot be measured of their voltages and
that are shown with the mark.
waveforms due to machines mechanical stracture.
B
93 TO(13/18) XCS_DD
EVER_3.0V
A 58 OSD_SO
LND161 TO(6/18,13/18)
XOSD_SCK
A LND162
57 TO(6/18,10/18,11/18,13/18, XSYS_RST
14/18,17/18(CN003))
C
R1689 R1622
1500
XX
± 0.5%
C1611 R1623
0.1u 20k
D
± 0.5%
B
C1678
0.001u
B
R1621
10k
± 0.5%
R1607
C1602
R1624
10k
± 0.5% 0.1u
4700
B
1005 1005
C1612
0.001u
E
R1609
60 59 58 57 56 55 54 53 52 51
12k
1005
± 0.5%
R1620 C1603
0 0.01u
B
F
+IN2
R1610
4700
FB1
-IN1
R1611 C1604
4700 0.022u
FB3
B -IN3
C1605
R1612
0.001u
10k FB4
-IN4
R1613 C1606
10k 0.001u
FB5 IC1601
G
-IN5
R1614 C1607
1k 0.022u DC/DC CONVERTER
R1688 FB7
XX
-IN7
IC1601
+IN7
R1615 MB4499LGA-G-ER
4700 FB6
C1608
4700p B CSP(CHIP SIZE PACKAGE)IC
-IN6
GCTL
C1609
R1616
0.022u
FB8
1k
H
-IN8
+IN8
R1617
47k
FB9
C1610
0.022u
-IN9
R1675
10k
± 0.5%
I
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
Q1639
UNRL21300AS0
SWITCH
R1604
12k
± 0.5% R1629
10k
C1616
± 0.5%
100p
CH
R1625
C1617 C1620
4700 0.047u
J
R1630
B
C1613 18k C1618
R1626
± 0.5% 0.047u
100p
47k
CH B
R1627
R1605
4700
100k ± 0.5%
± 0.5%
R1628
56k
Q1606
± 0.5%
UNRL21300AS0
K
C1679
R1692
0.1u
15k
B
L
R1693
Q1640
120k
EC3101C-PM-TL Q2403
SWITCH MCH3211-TL
R2405
R2401
4700
2200
Q2404
EC3202C-PM-TL
M
Q2401
EC3202C-PM-TL
16
5 6 7 8
OUT7-P
mark,
OUT7-N
V-IN7
OUT8-P
OUT8-N
V-IN8
-IN2
R1678
0 V-IN1
R1679
0 V-IN3
R1680
0 V-IN4
R1681 OUT2-P
0 V-IN5
R1684
V-IN7
0
R1683 OUT2-N
0 V-IN6
-IN2
R1682
0 V-IN8
C1625
0.047u
C1627
0.047u
OUT3-P
OUT3-N
V-IN3
50 49 48 47 46 45 44 43 42 41
OUT1-P
GND(O)-1 OUT1-N
OUT5-N
OUT5-N V-IN1
OUT5-P
OUT5-P
OUT1-N
OUT1-N
OUT1-P
OUT1-P
OUT2-N
OUT2-N
OUT2-P
OUT2-P OUT6-P
OUT3-N
OUT3-N
OUT3-P
OUT3-P
OUT6-N
OUT4-N
OUT4-N
OUT4-P V-IN6
OUT4-P
OUT6-N
OUT6-N
OUT6-P
OUT6-P
OUT7-N
OUT7-N
OUT7-P
OUT7-P
OUT4-P
OUT8-N
OUT8-N
OUT8-P
OUT8-P
OUT9-N OUT4-N
OUT9-N
V-IN4
OUT10-P
OUT10-P
GND(O)-3
OUT9-N
OUT10-P
C1622
0.1u
0.1u 6 TO(1/18,12/18,
CAM_DD_ON
13/18)
R1631
18k
R1632 OUT5-P
47k
OUT5-N
V-IN5
TO(15/18,16/18,
VTR_UNREG 106
17/18(CN011))
D2403
C2403
MA4L72800AS0
0.1u
B
R2404
47k
2.8
R_IC_VOUT
Q2407
MCH3306-TL
80
TO(13/18)
2.8
SAVED_E2.8V
R2403
D2402
1M
MA4L72800AS0
C2401 C2402
0.1u 0.1u
1005 1005
4-57
9 10 11 12
Q1608,1618
SWITCHING
8.2 3 1 0.7
Q1608
R1638 L1603
MCH3309-TL 0.7
0 22uH
2
C1628
C1641
3.8
4.7u
4.7u
10V 6.3V
B
Q1618 B
MCH5804-TL
8.2 2.5
3 1
L1612
Q1609
R1639 L1604
1uH
MCH3309-TL
0 2.5 33uH
2 L1613
C1629
3.0 4.7uH
4.7u C1642
10V 4.7u
L1614
B
6.3V
Q1609,1619 1uH
B
Q1619
SWITCHING
MCH5804-TL
L1615
1uH
8.2 3.1 L1632
3 1
1uH
Q1610
R1640 L1605
C1655
MCH3309-TL
0 3.1 22uH
2
C1630 C1643 6.3V
2.8
4.7u 4.7u
6.3V
10V
L1631
B B
Q1610,1620 Q1620 1uH
SWITCHING
MCH5804-TL
L1624
1uH
L1620
4.7uH
8.2 3 1 1.9
Q1611
R1641 L1606
MCH3309-TL 1.9
0 22uH
2
C1644 L1618
C1631
3.5
4.7u 1uH
4.7u
6.3V
10V
Q1621 B
B Q1611,1621
MCH5804-TL
SWITCHING
8.2 3 1 1.6
L1607
R1642 Q1612
1.6
0 10uH
MCH3309-TL
2
C1645
3.4
4.7u
6.3V
B
Q1612,1622 Q1622
SWITCHING MCH5804-TL
L1611
8.2 3 1 5.0
1uH
Q1613
L1608
R1643 MCH3309-TL
5.0 22uH
C1654
0 2
C1646 10u
1.8 10V
4.7u
6.3V TA
B A
Q1613,1623
SWITCHING Q1623
MCH5804-TL
L1616
1uH
R1644
0 8.2 3 1 2.9
Q1614
L1609
MCH3309-TL
2.9 22uH
C1634 2
C1633
C1647
4.7u 2.7
4.7u 4.7u
10V
10V 6.3V
B B
B
Q1614,1624
Q1624
SWITCHING
MCH5804-TL
L1601
C1635 22uH D1608
C1648
8.2 RB501V-40TE-17
4.7u
2.2u
10V 1
16V
B R1.4/P0.9
2 Q1617
B
MCH3405-TL
3 SWITCHING
8.2 3 1 0
R1634
Q1615
0
D1610
MCH3310-TL
2 RB501V-40TE-17 C1649
C1636 SWITCHING
2.2u
4.7u
10V
R7.6/P8.2
10V L1602 B
B
22uH
R1646
8.2 4.7
0 3 1
Q1616 L1610 L1626
MCH3309-TL 4.7 22uH
C1637
2
C1650
4.7u
3.7 1.8
10V 4.7u
6.3V
B
B
Q1625
Q1616,1625
MCH5804-TL
SWITCHING
E_UNREG
C1638
Q1636
1u
UNRL11300AS0
B
Q1607 R1636
100
UNRL21300AS0
TO(17/18
112
SWITCH
(CN011))
Q1638 R1676
XX
2SJ305(TE85L)
R1637
R1635 1M
3
47k
8.3
1
F_UNREG
C1640 8.3
1u
B
Q1626
UNRL11300AS0
R1649
100
VTR_DD_ON
Q1637
97
TO(13/18)
2SJ305(TE85L)
SHOE_ON
R1650
47k
R1648
1M
DCR-PC115/PC115E/PC120BT/PC120E
13 14 15 16
DRUM_ERROR
R1671
0
108
CAP_VS TO(15/18)
CAP_ERROR
R1672 A_4.6V
0
DRUM_VS
A_2.8V
D1614
MA3XD21001S0
C1672
XX
CAM_15V
CAM_-7.5V
D_3.1V
D_1.9V
D_1.6V
D_1.6V
D_1.5V
D_2.8V
C1656 C1657
C1673
C1660
10u 10u 10u
10u
6.3V 6.3V 22u D_3.1V
4V 6.3V
P P P
P P
D_1.9V
A_2.8V
D_2.8V
C1661 C1663 C1666 C1677
10u 47u
10u 10u
6.3V
6.3V
6.3V 6.3V
B
D_1.5V
CL001
L1627
4.7uH
CAM_15V
CAM_-7.5V
L1633
C1669
10uH C1675
10u
4.7u
10V
25V
R1674
0
C1658
68u
4V
Q1633
EC3101C-PM-TL L1628
4.7uH
R1663
C1674
100k 2.2u
R1668
100k
± 0.5%
L1629
4.7uH
Q1635
EC3201C-PM-TL
R1669
Q1631
22k
EC3201C-PM-TL ± 0.5%
R1670
R1666
Q1631,1633,1635 22k 4700
± 0.5%
+13.5V REG
L1623
1uH
L1621
1uH
L1619 A_4.6V
1uH
L1617
4.7uH
1uH
C1664
C1659 C1662 C1667
C1671
10u 10u
10u 10u 10u
6.3V 6.3V 6.3V 6.3V
6.3V
TA P
TA P TA P TA P TA P
CL012
Q1626,1627,1636,1637,1638
PRT/SHOE UNREG OUT
R1651
SIGNAL PATH
1k
Q1627
8.3 TPC8305(TE12L)
4
REC
6
5 0.1
Drum speed servo
7
8 Drum phase servo
0.1
2
8.3 Drum servo (speed and phase)
R1652
Capstan speed servo
1k
Capstan phase servo
Capstan servo (speed and phase)
4-58
17 18 19
A_4.6V
A_2.8V
D_2.8V
CAM_15V
CAM_-7.5V
3
TO(1/18)
MT_4.9V
PANEL_13.5V
SW_CAM_15V
REG_GND
A_2.8V
D_2.8V
18
TO(2/18)
D_1.6V
REG_GND
D_2.8V
30
TO(3/18)
REG_GND
D_3.1V
D_2.8V
42
TO(4/18)
D_1.9V
REG_GND
D_3.1V
43
D_2.8V TO(5/18)
REG_GND
A_2.8V
D_2.8V
46
D_1.9V TO(6/18)
D_1.5V
REG_GND
D_2.8V
D_1.9V 61 TO(7/18)
REG_GND
D_1.9V
RP_4.6V
62
TO(8/18)
RP_2.8V
REG_GND
A_4.6V
69
D_2.8V TO(9/18)
REG_GND
A_4.6V
A_2.8V
70
TO(10/18)
D_2.8V
REG_GND
A_2.8V
D_2.8V
74
TO(11/18)
MT_4.9V
REG_GND
A_3.1V
A_2.8V
79
D_2.8V TO(12/18)
MT_4.9V
REG_GND
D_3.1V
D_2.8V
95
TO(13/18)
MT_4.9V
REG_GND
D_2.8V
102
TO(14/18)
REG_GND
D_2.8V
MT_4.9V
107
TO(15/18)
EVF_13.5V
REG_GND
AU_4.6V
110
AU_2.8V TO(16/18)
REG_GND
A_4.6V
A_2.8V
AU_2.8V
MT_4.9V
EVF_13.5V
EVF_4.6V
114
EVF_2.8V TO(17/18)
PANEL_13.5V
PANEL_4.6V
PANEL_2.8V
PRT_UNREG
SHOE_UNREG
REG_GND
REC/PB PB
DC/DC CONVERTER
VC-270 (18/18)