Power Block Diagram - Sony slv-779hf Service Manual

Q Q
3 7 6 3 1 5 1 5 0

3-5. POWER BLOCK DIAGRAM

MA-341 BOARD
(SEE PAGE 4 – 19)
D600
LF600
CN600
3
AC
LINE
RECT
IN
FILTER
F600
1
Q601,602
SWITCHING
REG.
T E
L 1 3 9 4 2 2 9 6 5 1 3
PH600
PHOTO
INTERRUPTER
w w w
.
16
T600
R614 L604
D609
POWER
IC601
TRANS
L601
D608
12V
1
REG
4
L602 PS600
D607
L603
D606
Q607
SW 5V
REG
Q608
+B
ADJ
NA 5V
REG
Q603
IC602
REG
CONT
Q604,605
MOTOR
12V SW
P CONT
L605
x a o
y
L606
i
3-9
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8
TU701
R705
+30V
17 30V
L703
3
5V
L704
15 5V
SW12V
2
P CONT
D161
D6V
IC201
D162
Y/C PROC
AUDIO PROC
SW5V
L203
9 Y VCC
L206
Q Q
58
C VCC
3 7 6 3
L205
56 CCD VCC
L204
40 SW VCC
NA5V
L304
75 A VCC
T301,Q303
Q302
BIAS
BIAS
ERASE
SW
OSC
MTR12V
IC331
HEAD SW
1
VCC
IC360
AFM.
AUDIO PROC
L360
40 VCC
34 VCC
PH101,102
T/S
REEL
Q101,102
T/S
SENSOR
u 1 6 3
.
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2 4
9 9 8
IC160
SERVO/SYSTEM
CONTROL
65 P CONT SW12
64 P CONT M12
53 OSD VCC
L501
L161
37 VCC
99
AVCC
L162 L163
98 AMP VCC
IC162
1 5 1 5 0 8 9 2 4
RESET
5 5 5
VCC2 RESET
PULSE
GEN.
POWER
7 8 78 P FAIL
VCC1
FAIL
DET.
IC161
IC403
EEPROM
REMOTE
CONTROL
8
VCC
RECEIVER
2
VCC
IC420
ND420
FL DRIVER
D405
L420
POWER 14 VDD
FLUORESCENT
INDICATOR TUBE
33
VDD
45 VDD
F-
34 VEE
IC101
LOADING
MOTOR
DRIVE
L101
8
VCC1
9
VCC2
m
c o
3-10E
SLV-772HF/779HF
2
9 9
9 8 2 9 9
CN102
F+
PS101
SW 5V
1
CAPSTAN
MTR 12V
MOTOR
7
CN101
D109
MTR 12V MTR 12V
DRUM
1
MOTOR