Sony DCR-TRV940 Service Manual page 38

COVER
COVER
3-5. POWER BLOCK DIAGRAM (1/3)
DB-014 BOARD (1/2)
F8007
F8006
F8005
F8004
F8003
F8002
BT901
BATTERY
TERMINAL
CN7202
F8001
Q8000, 8001
+
4
DC IN 2
FAST CHARGE
–
3
INIT CHARGE ON
F8000
+
6
Q8003, 8004
CHARGE CONTROL
S 5
–
1
BATT/XEXT
BATT SIG
CN7207 (1/3)
79 75 67
2 6 14
VC-288 BOARD
CN1002 (1/3)
(1/2)
VTR UNREG
POWER (3/3)
B
D 2.8V
(PAGE 3-13)
INIT CHARGE ON
BATT/XEXT
BATT SIG
D2701
CK-116 BOARD
(1/2)
7
CN5203 (1/2) CN1003 (1/2)
BATT LI 3V
3
5 5
BT5201 2
LITHIUM
D2702
BATTERY
IC2703
JK-222 BOARD
LANC DRIVER
J402
(1/3) (15/17)
LANC
CN1005 (1/2)
LANC DC
14
14 LANC DC
POWER (3/3)
EVER 3.0V
C
(PAGE 3-14)
05
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
1
80
IC3101
HI CONTROL
(14/17)
54 BATT SENSE
55 ACV SENSE
CN7206
56 VTR DD SENSE
CN1001 (1/2) (1/2)
FAST CHARGE 37 74 27
38 INIT CHARGE
74 BATT/XEXT
Q3101
BATTERY
43 IB SI
CHARGE
42 IB SO
DETECTOR
VTR DD ON 35 82 19
XCS DD 49 72 29
IC2702
HI EVER SO 20 95 6
INITIAL RESET, HI EVER SC 21
94 7
BACK UP VCC
(15/17) CN1002 (2/3)
CN7207 (2/3)
SHOE ON 17 35 46
VIN VOUT 6 XLANC ON 46
VBAT
EVER 3.0V
PREEND VRO 8 70 11
Q2701
3-9
3. BLOCK DIAGRAMS 3. BLOCK DIAGRAMS
IC8000
Q8008, 8020
DC/DC CONTROL
(9/9)
SWITCHING
16 Vcc(O)-2
OUT7-P 26
20 Vcc(O)-3
OUT7-N 27
42 Vcc(O)-1
V-IN7 51
Q8009, 8022
SWITCHING
7 RT
OUT8-P 24
6 CT
OUT8-N 25
V-IN8 49
Q8013, 8022
SWITCHING
OUT6-P 28
OUT6-N 29
V-IN6 50
Q8026
L8001
SWITCHING
Vdd(O)-3 19
Vdd(O)-1 41
OUT9-N 23
–IN9 80
Q8014, 8026
–IN(S)9 1
SWITCHING
OUT4-P 30
OUT4-N 31
V-IN4 53
Q8012, 8024
SWITCHING
OUT1-P 36
OUT1-N 37
V-IN1 55
Q8016, 8027
SWITCHING
OUT5-P 38
OUT5-N 39
V-IN5 52
57 CTL
44 LD
45 DIN Q8015(1/2)
46 CLK
SWITCHING
OUT10-P 22
–IN(A)10 4
47 RST –OUT(A)10 5
Q8004
56 Vdd –IN10 3
EMERGENCY
75 GCTL
–IN(S)10 10
DETECT
Q8010, 8022
VB 14
SWITCHING
OUT2-P 34
OUT2-N 35
-IN2 60
Q8011, 8023
+IN2 61
SWITCHING
OUT3-P
32
OUT3-N
33
V-IN3
54 4
IC8001
(9/9)
SHOE ON
DCR-TRV940/TRV940E/TRV950/TRV950E
Q8005 - 8007
Q8017, 8018, 8028
L8002
L8003
L8007 L8010
D8003
L8025
L8015
PANEL/EVF 2.8V
L8023
L8022
L8008 L8017
L8019
Q8032 - 8034
1.9V
REG
L8006 L8014
L8021
L8009 L8020
L8018
L8016
L8024
3.1V
REG
Q8015(2/2)
Q8029 - 8031
L8026
L8000
3 VEE REG3 4
STB 1
7 VCC L8027
REG1 8
L8028
IC8004
–7.5V/13.5V REG.
(9/9)
L8008 L8012
IC3406
3.1V REG.
5 STB
VOUT 3
(1/9)
2 VIN
L8005 L8013
5
5
STB
VOUT 3
2 VIN
1
IC8002
2.9V REG.
(9/9)
3-10
ST-UNREG
PRT UNREG
SHOE UNREG
VTR UNREG
CAP VS
DRUM VS
MT 4.9V
CAM 15V
RP 2.8V
A 2.8V
D 2.8V
POWER (2/3)
AU 2.8V
A
(PAGE 3-11)
D 1.9V
D 1.5V
PANEL 4.6V
RP 4.6V
A 4.6V
AU 4.6V
EVF 4.6V
D 3.1V
PANEL –15.3V
CAM –7.5V
PANEL 13.5V
EVF 13.5V
CAM 2.9V
CAM 3.1V
CAM 3.6V
D 2.9V