Power Block Diagram (1/2) - Sony DCR-TRV140 Service Manual

DCR-TRV140/TRV140E/TRV140M

3-6. POWER BLOCK DIAGRAM (1/2)

PD- 156 BOARD
TYPE C
L5502
PANEL 4.75V
PANEL -15.3V
PANEL 13.3V FB5502
PANEL 2.8V
L5501
IC5501
LCD DRIVE
(SEE PAGE 4-55)
TYPE S
L5502
PANEL 4.75V
14
PANEL -15.3V
16
PANEL 13.3V FB5502
15
PANEL 2.8V
13
L5501
IC5501
LCD DRIVE
(SEE PAGE 4-55)
BL CONT
17
BL REG
18
CN5701
(SEE PAGE 4-57)
IC5701
DISP LCD VDD
POWER (2/2)
5
LCD DRIVE
(SEE PAGE 3-14)
CN5704
(SEE PAGE 4-58)
05
VC-273 BOARD
BT901
BATTERY
TERMINAL
CN701
BATT UNREG
+
6
BATT SIG
5
BATT GND
–
1
BATT/XEXT
2
ACV GND
4
ACV UNREG
3
DC IN
DC/DC CONVERTER
(SEE PAGE 4-45)
28 VCC
22 CT
21 RT
LCD901
VSH
24
VGL
3
VGH
2.5INCH
1
COLOR
VDD
23
LCD UNIT
CN5501
FB5501
IC5502
TIMING
GENERATOR
(SEE PAGE 4-55)
LCD901
Q5502 – 5505
VSH
24
VGL
3
VGH
2.5INCH
1
COLOR
VDD
23
LCD UNIT
CN5501
FB5501
IC5502
28
TIMING
GENERATOR
(SEE PAGE 4-55)
CN5501
IC5601, 5602
ND901
BL HIGH
INVERTER
BACK
10
BACKLIGHT LIGHT
CN5601
DRIVE
3-11
BATT SIG
BATT/XEXT SW
INIT CHARGE ON
CHARGE
CONTROL
Q701 Q702-704
FAST CHARGE
L701
F004 BL REG UNREG
F005
Q1310-1312
F003 C/D VS D1.5V
4.75V REG
F002 VTR UNREG
Q1304
SWITCHING L1302
IC1301
Q1307
SWITCHING
OUTPUT-1
45
MOS GATE-1
42
OUTPUT MONITOR-1 40
Q1303
L1310
SWITCHING L1305
Q1308
OUTPUT-4 SWITCHING
57
MOS GATE-4
54
OUTPUT MONITOR-4
18
T1301
OUTPUT VCC 7 5 2
Q1301
49 SWITCHING D1301 (2/2)
OUTPUT VCC 1,2,3
4 3
COMP 41
1
5
6
OUTPUT-3 50
7
D1302
8
OUTPUT MONITOR-3
34
Q1302
L1301
SWITCHING
OUTPUT-2
46
OUTPUT MONITOR-2 37
Q1309
L1317
SWITCHING L1318
OUTPUT-7
2
OUTPUT MONITOR-7 6
NONINV INPUT-7
7
STANDBY-3
29
STANDBY 30
STANDBY-7 31
VREF 27 VREF SERVO BLOCK
DRUM/CAPSTAN
Q1305,1306
PWM DRIVE
DRUM VS
OUTPUT VCC 4,5,6 1 CAP VS
SWITCHING
F001
L1306 D 2.8V
L1307 A 2.8V
L1308 AU 2.8V
L1309 EP 2.8V
L1324 RP 2.8V
+1.5V REG
IC1304
VREF
D1301 (1/2) Q1322,1324
PANEL -15.3V
RECT –15.3V REG
Q1315,1316
–6.5V REG
Q1321,1323,1327
+12V REG
Q1314
EMERGENCY
(SEE PAGE 4-46)
DETECT
2 IC1303
5
6V REG
Q133
13.3V REG
L1312 EVF PANEL 4.75V
L1313 AU 4.75V
A 4.75V
L1314
L1316 RP 4.75V
BL REG
BL CONT
3-12
BATT SIG
BATT/XEXT SW
FAST CHARGE
INIT CHARGE ON
BATT UNREG
VL UNREG
MT 4.75V
VTR UNREG
D 2.8V
A 2.8V
AU 2.8V
EP 2.8V
D 1.9V
D 1.5V
Q1331
(SEE PAGE 4-46)
POWER(2/2)
CAM -6.5V
(SEE PAGE 3-13)
CAM 12V
RP 2.8V
RP 6.0V
3
EP 13.3V
EVF PANEL 4.75V
AU 4.75V
A 4.75V
RP 4.75V
CAM DD ON
VTR DD ON
PANEL 2.8V
13
PANEL 4.75V
14
PANEL 13.3V
15
PANEL –15.3V
16
BL CONT
17
BL REG
18
CN1003