Read Sony DCR-DVD203 (serv.man4) Service Manual online
— 11 —
DCR-DVD203
Page
INCORRECT
CORRECT
: Deleted portion
: Added portion
: Corrected portion
3-13
3-12
3-7. POWER BLOCK DIAGRAM (3/3)
L4815
L4827
SS0
DRV MT 5.0V
MT 5.0V
3
2
1
L4829
WG D 2.5V
(2/8)
IC4804
L4815
L4827
SS0
DRV MT 5.0V
MT 5.0V
3
2
1
L4829
WG D 2.5V
(2/8)
IC4804
COMPARATOR
(1/2)
29
41
61
39
65
67
85 87
89
2
EP 4.6V
EP 8.5V
EP 2.8V
BL -V
BL CONT
A 1.2V
D 1.2V
29
41
61
39
65
67
85 87
89
EP 4.6V
CN4001
EP 8.5V
EP 2.8V
BL -V
BL CONT
A 1.2V
D 1.2V
81
11
83
71 73
31 33
53 55
IMG VH
IMG VL
D 2.8V
MT 5.0V
A 4.6V
LANC DC
CAM 15V
CAM -7.5V
DRV MT 5.0V
DRV A 4.3V
WG D 2.5V
WG A 2.5V
D 2.5V
A 2.8V
D 1 5V
TO
POWER
BLOCK
DIAGRAM
POWER
BLOCK
DIAGRAM
(PAGE 3
3
81
11
83
71 73
31 33
53 55
IMG VH
IMG VL
D 2.8V
MT 5.0V
A 4.6V
LANC DC
CAM 15V
CAM -7.5V
DRV MT 5.0V
DRV A 4.3V
WG D 2.5V
WG A 2.5V
A 2.8V
D 1 5V
TO
POWER
BLOCK
DIAGRAM(1
POWER
BLOCK
DIAGRAM(1
(PAGE 3-
3
EP 4.6V
BL -V
BL CONT
D 2.8V
BACK LIGHT
LED902
2
CN7003
CN7002
COLOR
EVF
UNIT
3
1
BACK
LIGHT
DRIVE
DRIVE
IC7001
RGB
DRIVE
TIMING
GENERATOR
BL ON
EXTDA
L7003
L7002
18
31
IC7002
Q7001
5
6
1
2
EP 4.6V
BL -V
BL CONT
D 2.8V
BACK LIGHT
LED902
2
CN7003
CN7002
COLOR
EVF
UNIT
3
1
BACK
LIGHT
DRIVE
DRIVE
IC7001
RGB
DRIVE
TIMING
GENERATOR
BL ON
BL_L
EXTDA
BL_H
L7003
L7002
22
38
IC7002
Q7001
5
6
1
2
D 2.8V
CAM 15V
IMG VH
IMG VL
CAM -7.5V
D 3.1V
81
83
CN1108
FOR
ADJUSTMENTS
FOR
ADJUSTMENTS
17
3
D 2.8V
CAM 15V
IMG VH
IMG VL
CAM -7.5V
D 3.1V
81
83
CN1108
(FOR CHECK)
17
3
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