Read Sony DCR-VX2000 / DCR-VX2000E Service Manual online
DCR-VX2000/VX2000E
4-105
4-106
DC/DC CONVERTER
DD-138 (1/2)
0
8.4
8.4
8.4
8.4
0
0
2.7
8.4
8.4
2.3
8.4
0
0
2.7
8.3
8.3
0.2
8.4
9.7
0
0
2.5
0.8
8.4
11.7
4.1
0.8
2.3
3.2
2.3
8.4
11.0
8.4
10.6
2.9
3.2
1.9
3.4
3.2
1.9
8.3
11.1
8.4
2.9
10.5
2.8
2.9
8.4
5.2
7.9
7.4
2.9
2.4
5.2
2.9
2.5
-3.2
0
8.4
0
11.2
4.6
8.4
1.9
9.7
4.6
0.5
0.3
0.3
1.0
1.5
0.7
0.7
1.2
2.5
2.5
8.4
2.9
2.9
0
0
2.5
2.5
1.2
1.2
2.5
2.5
0.7
2.5
6.9
8.2
6.9
0.4
0.3
0.2
12.1
2.8
2.9
4.9
10.5
11.1
11.2
7.1
10.9
3.2
4.9
11.8
10.5
4.1
12.3
3.4
2.5
1.2
7.1
1.6
1.2
1.9
9.4
1.2
1.2
1.1
1.1
2.0
1.2
0.5
0.5
1.4
1
8
7
6
5
4
3
2
NO MARK:REC/PB MODE
R :REC MODE
P :PB MODE
R :REC MODE
P :PB MODE
2.4
22k
R305
SI4963DY-T1
Q301
2SB1122-ST
-TD
Q302
47k
R313
22uH
L302
470k
R303
22k
R312
1k
R310
B
10V
1u
C326
0.047u
B
C302
MA8082-(K8).S0
D301
22k
R308
MT_5.2V
L300
22uH
10u
16V
16V
TA
B
C313
D_1.9V
47k
R350
C344
4.7u
B
2012
A
10V
TA
10u
C339
C340
4.7u
B
2012
22u
16V
16V
TA
B
C308
MA8120-TX
D300
2SD2216J-Q
Q315
3300p
B
C325
SI2304DS-T1
Q319
F303
1.4A
T301
1
2
3
4
5
6
7
8
2SB1581-T1
Q316
F304
1.4A
T300
1
2
3
4
5
6
7
8
±
0.5%
27k
R352
C336
4.7u
10V
B
3216
22u
16V
16V
TA
B
C314
10k
R351
3300p
B
C331
L304
22uH
4700
R311
2SB1462J-Q
Q317
SI2304DS-T1
Q322
MA8082-(K8).S0
D302
±
0.5%
33k
R354
33k
R322
F302
1.4A
LF300
XX
2SD2216J-Q
Q324
0.001u
B
C319
C343
4.7u
B
2012
F300
1.4A
22u
16V
16V
TA
B
C316
0.001u
B
C315
C345
4.7u
4.7u
B
2012
F301
1.4A
470p
B
C318
R355
47k
47k
22u
16V
16V
TA
B
C310
220
R337
47k
R323
MB4488PFV-G-BND-ER
IC300
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
2012
XX
B
C306
0.1u
B
C301
0.047u
B
C303
1k
R300
3300p
B
C332
10k
R329
DRUM_ERROR
3300p B
C329
33k
R330
4.6V
2200p
B
C327
100
R345
100
R349
100
R343
0.1u
B
C307
10V
DRUM_VS
22k
R326
13.5V
100
R342
0.047u
B
C312
3300p B
C328
C323
4.7u
B
B
10V
1u
C322
D_3.1V
470p B
C311
REG_GND
C324
4.7u
B
CPH6702-TL
Q314
22k
R319
CPH6702-TL
Q313
CPH6702-TL
Q312
C342
4.7u
B
2012
3216
0
R302
2200p
B
C304
D_1.9V
10k
R324
CPH6702-TL
Q311
22uH
L303
-VCAM
CPH6702-TL
Q310
4.7u
10V
B
3216
C335
3216
0
R301
220p
B
C320
SSM3K03FE(TPL3)
Q304
3300p B
C330
2SD1462J-Q
Q306
100p
CH
C321
100
R348
MA8082-(K8).S0
D303
2200p
B
C317
4700
R314
SI2304DS-T1
Q321
1k
R346
UN9213J-(K8).SO
Q307
1k
R347
1SS388(TPL3)
D308
4.7u
10V
B
3216
C337
4.7u
C349
B
3216
100p
CH
C309
±
0.5%
R339 3900
10k
R320
1500
±
0.5%
R353
±
0.5%
R334 56k
R344
47
±
0.5%
R338 12k
C333
4.7u
10V B
3216
CAP_ERROR
R333
47k
SI2304DS-T1
Q318
XX
D309
±
0.5%
68k
R328
±
0.5%
47k
R318
C346
4.7u
B
3216
VTR_DD_ON
22k
R316
4.7u
10V B
C334
3216
C341
4.7u
B
2012
L305
22uH
±
0.5%
22k
R317
±
0.5%
33k
R321
±
0.5%
47k
R325
XX
C347
±
0.5%
47k
R327
±
0.5%
22k
R331
R356
22k
±
0.5%
R341 220k
SI2304DS-T1
Q320
±
0.5%
R336 100k
Q325
UN9213J-(K8).SO
±
0.5%
R340 3900
Q323
SI2304DS-T1
±
0.5%
R335 22k
CPH6702-TL
Q309
L301
33uH
1SS388(TPL3)
D311
±
0.5%
5600
R332
F305
1.4A
0.01u
B
C305
3216
1/8W
10
R306
LND300
A
1k
R315
1SS388(TPL3)
D304
1M
R304
22k
R309
LND301
A
UN9213J-(K8).SO
Q303
22k
R307
SSM3K03FE(TPL3)
Q300
0.022u
B
C300
16V
RB501V-40TE-17
D306
RB501V-40TE-17
D305
RB501V-40TE-17
D307
CT
4P
CN300
1
2
3
4
3P
CN301
1
2
3
MCH6202-TL
Q305
0
R396
LND302
A
LND303
A
LND304
A
LND305
A
LND306
A
LND307
A
R397
270k
P_UNREG_GND
XX
R398
10u
TA
20V
B
C375
2012
0
R399
1SS388(TPL3)
D312
1SS388(TPL3)
D313
CPH6102-TL
Q308
4700
R400
XX
R395
XX
1608
R357
0
1608
R375
0
1608
R377
XX
1608
R387
2.2u
TA
35V
B
C376
10u
TA
20V
B
C350
D_3.1V
2.8V
AU_8.0V
CAP_VS
15.5V
SHOE_UNREG
VTR_UNREG
FAST_CHARGE
CHARGE_INH
BATT/XEXT_SW
BATT_SIG
BATT_UNREG
INIT_CHARGE_ON
1
A
CH-6
CH-4
CH-1
CH-3
CH-2
CHOKE
CAP VS
CHOKE
DRUM VS
CHOKE
CHOKE
CHOKE
D_1.9V
CH-5
CH-7
CHOKE
D_3.1V
2.8V
VSS(O) 567
+IN7
+IN8
out4
VCC
VDD(O) 123
OUT5-2
-IN8
FB6
FB2
FB1
FB3
FB8
out8
CT
out3-1
ROFS
VCC(O) 1234
-IN6(C)
CTL1-6,8
out1-2
OUT6-2
COMP
DTC 123
-IN3
FB5
CTL7
+IN6
DTC4
GND(O) 1234
FB4
FB7
-IN4
out3-2
DTC 8
OVP 56
VDD(O) 567
RB8
VSS(O) 1234
out5-1
CSCP
-IN5(C)
-IN8’
out2-1
VCC(O) 5678
-IN6
-IN7
DTC 7
OUT7-1
OUT7-2
GND
VB
RT
out1-1
CS1-7
+IN5
-IN2
GND(O) 5678
out6-1
-IN5
VREF
DTC 56
out2-2
-IN1
8CH
VSS
VDD(5.0V)
VCC(C)
ACV_UNREG
ACV_GND
BATT_XEXT
BATT_UNREG
BATT_SIG
BATT_GND
MT_5.2
D_1.95V
4.6V(5.1V)
15.5V
13.5V(16.5V)
13.5V
MS_3.1V
8.0V
2.87V
4.64V(5.10V)
DCPACK_SW
(VIN)
(VIN+3.7V)
(VIN-1.3V)
IC300
DD-138 BOARD(1/2)
16
DC/DC CONVERTER
J901
BATTERY
TERMINAL
J902
DC IN
SWITCH
Q300,301
Q302-304
CHARGE
SWITCH
SWITCH
SWITCHING
Q306,307
EMERGENCY
DETECT
TO(2/2)
6
1
TO(2/2)
3
TO(2/2)
2
TO(2/2)
4
TO(2/2)
5
TO(2/2)
7
TO(2/2)
TO(2/2)
8
TO(2/2)
9
TO(2/2)
10
11
TO(2/2)
TO(2/2)
12
13
TO(2/2)
TO(2/2)
14
16
TO(2/2)
TO(2/2)
15
Q310-314
SWITCHING
SWITCHING
SWITCHING
SWITCHING
SWITCHING
SWITCHING
Q315-317,Q324
5.2V REG
SWITCHING
SWITCHING
SWITCHING
B
16
H
19
15
4
E
10
12
13
K
20
9
17
D
11
C
L
14
7
3
I
2
6
18
J
5
F
8
G
S
XX MARK:NO MOUNT
REC
REC/PB
SIGNAL PATH
DC/DC CONVERTER(DD-1 BLOCK)
Drum servo (speed and phase)
Capstan servo (speed and phase)
-REF.NO.:1000 SERIES-
PB
DETECT
EMERGENCY
For Schematic Diagram
• Refer to page 4-110 for waveforms.
• Refer to page 4-110 for waveforms.
Note :
The components identified by
mark
The components identified by
mark
0
or dotted line with mark
0
are critical for safety.
Replace only with part number
specified.
specified.
Note :
Les composants identifiés par
une marque
Les composants identifiés par
une marque
0
sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce portant le numéro spécifié.
Ne les remplacer que par une
pièce portant le numéro spécifié.
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