Sony Digital8 DCR-TRV250 Service Manual page 48

DCR-TRV250
COVER
COVER
3-9. POWER BLOCK DIAGRAM (3/3)
SI-035 BOARD
Q751, 752
CN753
L751
VIDEO
VL UNREG
6
LIGHT
7
DRIVE
A
POWER(1/3)
(PAGE 3-12)
MT 5V
18
A 4.6V
1
A 2.8V
13
D
V LIGHT PWM
8
POWER(2/3)
(PAGE 3-14)
PD- 180 BOARD
CN5701
PANEL 4.6V
14
PANEL –15.3V
16
PANEL 13.3V
15
PANEL 2.8V
13
C
POWER(1/3)
(PAGE 3-12)
BL CONT
17
BL REG
18
05
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
FP-569 FLEXIBLE
VIDEO LIGHT
CN754
3 LIGHT VCC
4
D752, 753
(IR EMITTER)
IC751
REMOTE
COMMANDER
SE751, 752
RECEIVER
PITCH, YAW
SENSOR
D754
(TALLY)
TYPE C/S: Please refer to page 1-4 to descriminate the type of LCD.
TYPE C
R5543
PANEL 4.6V
R5530
PANEL –15.3V
R5529
PANEL 13.3V R5542 R5528
PANEL 2.8V
R5544
L5501
IC5502
IC5501
TIMING
LCD DRIVER
GENERATOR
(1/2)
(1/2)
TYPE S
R5543
PANEL 4.6V
PANEL –15.3V
PANEL 13.3V R5542
PANEL 2.8V
R5544
L5501
IC5602
IC5502
IC5501
CURRENT
TIMING
DETECT LCD DRIVER
GENERATOR
(2/2) (1/2)
(1/2)
IC5601
SELECT
1
SWITCH
T5601, Q5602
INVERTER
TRANSFORMER
L5602 L5601
BACKLIGHT
DRIVE
3-15
3. BLOCK DIAGRAMS 3. BLOCK DIAGRAMS
LCD901
CN5501
VSH
24
VGL
3
VGH 2.5INCH
1
COLOR
VDD
23
LCD UNIT
VDD
4
R5525
LCD901
Q5502 – 5505 CN5501
VSH5V
24
VGL
3
VGH
2.5INCH
1
COLOR
VSH3V
23
LCD UNIT
28
CN5601
ND901
BL HIGH
BACK
10
LIGHT
3-16E