Sony DCR-TRV940 Service Manual page 30

COVER
COVER
For Schematic Diagram
• Refer to page 4-97 for printed wiring board.
1 2 3 4 5
DB-014 BOARD (9/9)
DC/DC CONTROL(DD BLOCK)
A
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
:Voltage measurment
R8000 2 3 4 1
of the CSP ICs and 1k
D8000
MA4L72800AS0
the Transistors
with mark,are 1 4
Q8002
LF8000 3 2
not possible.
2SB1122-ST-TD
B CHARGE
CONTROL
R8010
Q8001 10
TPC8305(TE12L)
BT901
8.2
SWITCH
7.8
DC IN
2
8 1 8.2
CN7202 6P
8
8.2
R8001 7
BATT_GND 1
470k 5
BATT_XEXT 2
3 6
C
ACV_GND 3 8 3
4
ACV_UNREG 4
7.8
BATT_SIG 5
4
BATT_UNREG 6
S
C8000
0.022u
7.8 R8004
1M
0
BATTERY
TERMINAL
D
Q8000
SSM3K03FE(TPL3) SWITCH
35
BATT_SIG
(8/9)
41 XCS_DD
HI_EVER_SO
(8/9)
HI_EVER_SCK
E 39 EVER_3.0V
R8019
(8/9)
1M
C8002
0.001u
F
R8009
C8001
10k
0.1u
0.5%
R8002
12k
0.5%
G
+IN2
R8011
3300 FB1
C8003
0.01u
-IN1
R8012
FB3
4700 C8004
0.022u
-IN3
R8013
FB4
H 10k C8005
0.001u
-IN4
R8014
10k FB5
C8006
0.001u
-IN5
R8015
R8006 FB7
1k C8007
XX
0.022u
-IN7
+IN7
R8016
4700 FB6
C8008
4700p
I -IN6
GCTL
R8017
1k FB8
C8009
0.022u
-IN8
+IN8
R8018
FB9
47k C8010
0.022u
-IN9
J
R8005
10k
0.5%
K
R8007
22k
0.5%
R8008
91k
0.5%
L
M
N
SIGNAL PATH
REC REC/PB PB
Drum servo(speed and phase)
Capstan servo(speed and phase)
O
05
4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS
6 7 8 9
F8004
R8020
1.4A/32V
1k
F8003
7.5 1.4A/32V
F8002
1.4A/32V
R8021
4700
F8001
1.4A/32V
2
1
F8000
1.4A/32V
C8019
Q8003 10u
UNRL21300AS0 16V
C8015
CHARGE
XX C8021 C8023 C8024 C8026
CONTROL
10u 10u 22u 22u
16V 16V 16V 16V
R8042 0
R8023
R8041 0
0
C8011 R8040 0
R8024
0.1u
20k
R8039 0
0.5%
R8022
R8038 0
10k
0.5%
R8037 0
R8036 0
R8025
C8025
4700
0.047u
C8027
R8033
0.047u
0
C8012
0.001u
60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41
3.1V
GND(O)-1
OUT5-N
1.6V 4.6V
OUT5-P
OUT1-N
1.9V 1.5V
OUT1-P
OUT2-N
2.8V 2.9V
OUT2-P
OUT3-N
IC8000
4.6V 3.6V
OUT3-P
DRUM/CAPSTAN PWM DRIVE
OUT4-N
DC\DC CONTROL
2.8V
IC8000
CAP_VS OUT4-P
MB4499LGA-G-ER
OUT6-N
MT_4.9V
OUT6-P
MT_4.9V
OUT7-N
CAP_VS
OUT7-P
OUT8-N
DRUM_VS DRUM_VS
OUT8-P
15V OUT9-N
-15.3V OUT10-P
15V
GND(O)-3
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
C8013
0.001u
R8026
220k
R8027
47k
R8032
XX
R8028
100k 2
3
0.5%
R8034
22k
1
R8029
Q8004
22k
R8035
0.5% UNRL21300AS0
4 150k
EMERGENCY
DETECT
4-63
DB-014 BOARD SIDE A DB-014 BOARD SIDE A DB-014 BOARD SIDE B DB-014 BOARD SIDE B
10 11 12 13 14
8.2 1 0.8
3
R8044 L8002
0 Q8008 22uH
2
MCH3317-TL-E 5 4
7.4
C8029 SWITCHING Q8020
1
MCH5804-TL-E
4.7u
3.8 CAPSTAN PWM
DRIVE
2 3
8.2 3 1 2.5
R8045 L8003
Q8009
0 33uH C8040
5 4
2 MCH3317-TL-E 4.7u
SWITCHING
1
5.9
C8030 3 Q8021
MCH5804-TL-E
4.7u 2 3
DRUM PWM
DRIVE
8.2 3 1 3
R8046 Q8010 L8004
0 22uH
MCH3317-TL-E 5 4
2
1 C8041
5.2
4.7u
C8031
2.5
Q8010,8022
4.7u 2 3 C8048
CAM 2.9V 0.1u
SWITCHING
Q8022
MCH5804-TL-E
8.2 3 1 3.8
R8047 Q8011 L8005 R8085
0 22uH 0
MCH3317-TL-E
2 5 4
1 C8042
4.4
4.7u
C8032
2.1
4.7u Q8011,8023
2 3
CAM 3.6V
SWITCHING
Q8023
MCH5804-TL-E
8.2 3 1 1.7
R8048 L8006
0 10uH
Q8012 5 4
2
MCH3317-TL-E
C8043
6.4 1
4.7u
C8078
4.7u 3.3
Q8012,8024
2 3
1.5V
SWITCHING
Q8024
MCH5804-TL-E
8.2 3 1 5
R8049 L8007
Q8013 22uH
0
2 5 4
MCH3317-TL-E
C8044
3.3 1
4.7u
C8079
1.6
4.7u
2 3 Q8013,8025
MT4.9V
SWITCHING
Q8025
MCH5804-TL-E
8.2 3 1 2.9
R8050 L8008
0 Q8014
10uH
2 5 4
MCH3317-TL-E
C8045
5.1 1
4.7u
C8033 2.5
4.7u 2 Q8014,8026
3
2.8V
SWITCHING
Q8026
MCH5804-TL-E
D8003
RB501V-40TE-17
L8001
22uH
C8034 4.9
4.7u
1
C8046
2.5 2 Q8019
MCH3405-TL-E 2.2u
CAM 15V
3 SWITCHING
8.2
R8088
R8043
4
0 0 3 -15.1
5 2 C8047
2.2u
C8028 L8000
1u 100uH 1 Q8015
5.6 MCH5805-TL-E
C8054
PANEL -15.3V
2.2u
SWITCHING
8.2 3 1 4.6
R8051 L8009
0
Q8016 22uH
2 5 4
MCH3317-TL-E
3.8 1
C8038
C8035 4.7u
1.9
4.7u
2 3 Q8016,8027
4.6V
SWITCHING
R8061
Q8027
MCH5804-TL-E
F8005
1.4A/32V
4
Q8006
C8036
UNRL11300AS0 1u
1
Q8006,8017 8.2
SHOE UNREG
Q8005
SWITCH 2 3
UNRL21300AS0 0
R8054
SHOE ON
100
SWITCH
2 3
8.2 R8059
R8056
Q8017
1
2SJ305(TE85L) 1M 8.2
4
R8052
47k
8.2
4
3
R8058
F8006
XX
1.4A/32V
8.2 1
4
C8037
Q8007 1u 2
UNRL11300AS0 8.2
1
8.2
PRT UNREG
0
SWITCH R8060
2
R8055
3
100
R8053
8.2
47k
Q8018
R8057
2SJ305(TE85L)
PART UNREG 1M
SWITCH
F8007
1.4A/32V
DCR-TRV940/TRV940E/TRV950/TRV950E
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
15 16 17 18 19
C8069
D8004
C8039 XX
4.7u MA3XD21001S0
L8012
4 3
1uH
2
IC8001 L8013
1uH 1
R8073
100k
BUFFER
2 3
IC8001 L8014
1uH
TA75S01F(T5RSONY1)
1
3.8 1.9 4
C8055 Q8032
C8053
10u EC3201C-PM-TL
10u
5 4
6.3V 6.3V 1.9V REG R8074
820
L8022
1 2 3 L8023
1uH
1uH
1.9 1.9
L8019
4.7uH
L8017
3.8 1uH
5 4
R8067
L8015
56k 1uH
C8056 C8061
0.5% C8058 C8063 C8065
10u 10u 10u 47u 10u
6.3V 6.3V 6.3V 6.3V
1 2 3 6.3V
IC8002
NJU7241F31
(TE2) C8076
0.1u
-7.5
C8052 CT REG3
10u 15 -15.1
6.3V REG2 VEE
15.3 REG
VCC GND
IC8002
13.5 3.3
STB
REG1
3.1V REG
C8059
IC8004 BA3986FV-E2
0.1u
L8010
IC8004
1uH
-7.5V/13.5V REG.
C8050
10u
10V
R8086
0
R8087
0
0
L8021
1uH
L8020
1uH
L8018
1uH
L8016
4.7uH
R8089
R8062
0
XX
L8024
0.5%
5 4 1uH
C8060 C8062
C8057 C8064
4.7u 4.7u 4.7u 4.7u
R8063 C8051
10V 10V 10V
XX XX 10V
1 2 3
R8064
XX
0
0.5%
IC8003
XX
Q8030
EC3101C-PM-TL
3.1V REG
R8084
3
4
R8068
2
100k
R8070
1 4700
1k 0.5% C8066
Q8028
10u
TPC8305(TE12L)
6.3V
SHOE UNREG/PRT UNREG 2 3 3 2
P
SWITCH
6
5 0 1 1
0
7 R8071
4 18k
Q8029 4
8
EC3201C-PM-TL 0.5%
3.1V REG Q8031
EC3201C-PM-TL
R8072
3.1V REG 27k
0.5%
1k
R8069
3300
4-64
Les composants identifiés par une marque 0 sont
critiques pour la sécurité. Ne les remplacer que
par une piéce portant le numéro spécifié.
20 21 22
86
VTR_UNREG (4/9)
87
VTR_UNREG
(8/9)
(PANEL_UNREG)
REG_GND 95
(8/9)
(PANEL_GND)
BATT/XEXT
FAST_CHARGE
INIT_CHARGE_ON
SHOE_ON
42
(8/9)
VTR_DD_ON
DRUM_ERROR
R8078 0
CAP_VS
CAP_ERROR
R8079 0
DRUM_VS
CAM_3.6V 53 54
A_2.8V
C8073
(1/9), (8/9)
10u
Q8033 6.3V
EC3101C-PM-TL
1.9V REG
R8080
R8075 0
3900
0.5%
3 2
1
C8071
R8076
10u
4
20k 6.3V
Q8034 0.5%
EC3201C-PM-TL
R8077
1.9V REG
15k
0.5%
82 84 85
AU_2.8V (4/9), (5/9), (8/9)
49 51 52
D_2.8V
(1/9), (6/9), (8/9)
L8025 R8081
4.7uH 0
R8082
0
C8075
C8067 C8070
6.8u
22u 22u
35V
16V 16V
36 46 47
R8083
0
MT_4.9V (1/9), (2/9), (8/9)
43 7
MT_GND
L8026
4.7uH (2/9), (1/9)
PANEL_-15.3V
CAM_2.9V
C8072
2.2u CAM_15V
C8077 D_2.9V
2.2u
CAM_-7.5V
D_1.5V
40
D_1.9V
RP_2.8V (8/9)
BATT_UNREG
D_3.1V
PANEL_4.6V
RP_4.6V
PANEL_13.5V
L8027
C8074 4.7uH
2.2u
EVF_13.5V
92 93
L8028
4.7uH PANEL/EVF_2.8V
(7/9), (8/9)
61 63 64
A_4.6V (2/9), (6/9), (8/9)
70 72 73
AU_4.6V
(3/9), (4/9), (5/9)
EVF_4.6V
34
C8068
(7/9)
4.7u
10V
56 65 31
REG_GND
(1/9), (2/9), (3/9)
58 88 30
REG_GND
(4/9), (5/9), (6/9)
89 95
REG_GND
(7/9), (8/9)
0
1608
SHOE_UNREG
37
PRT_UNREG
REG_GND (8/9)
(SHOE_GND)
ST_UNREG
38
(8/9)
ST_GND
DB-014 (9/9)