Power Block Diagram (1/3) - Sony RDR-GX300 Service Manual

RDR-GX300/GX700
Q Q
3 7 6 3 1 5 1 5 0

3-4. POWER BLOCK DIAGRAM (1/3)

AV-84 BOARD
CN101
UNSW 3.3V
2
SW 3.3V
4
5
UNSW 6V
TO
6
POWER
SW 12V
BLOCK 8
UNSW 12V
10
UNSW -8V
12
XP-FAIL
13
SW 3.3V
IC101
T E
L 1 3 9 4 2 2 9 6 5 1 3
CN102
Q304
FUN OUT
3 4 9V REG 2
FAN
2
5 1
Q302
FAN_HI
Q101
Q301
FAN DET XP_FAIL
J301
VCC
2
w w w
TU401
7 13 2 9
Q415
1 4
30V REG
IC401
IC404
Q414
TU 5V
2 4
REG
IC405
MSP
Q607
IC102
Q603,604
SW 5V SW 5V
4 5
REG
3
IC103
UNSW 5V
SW 5V
UNSW
6 4
5V REG
UNSW 12V
SWA 5V
SWA 5V
1 3
REG
IC301
Q303
IC201
AUDIO AMP/
-8V
ADC
D701
TU_PCONT
Q702
Q701
IC701
VIDEO IN
SELECT
IC801
Q802
IC802
2 3
-5V REG
VIDEO
Q801
-5V
BUFFER
x a o
. i
3-7
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IC607
SWA 5V
OSC
UNSW 6V
UNSW 5V
LED_DIM
Q Q
3 7 6
IC603 IC602 IC604 IC302
SYSTEM CONTROL EEPROM RESET AUDIO AMP
u 1 6 3
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2 4
8 9 9
ER-025 BOARD
6 5V REG 4
Q2002-Q2007
IC2001
BUFFER
Q2001
-5V REG
CN901
13 10
UNSW 6V
14 11
UNSW 12V
17 7
UNSW -8V
19 5
CN2001
CN503
IC2004
8
CN501 AUDIO SW
TO
RD-46 BOARD
12
13
CN002
CN603
CN001
SW -8V SW -8V
1 17
Q002
UN 6V UN 6V
14 4
UNSW 5V
15 3
Q001
LED_DIM
13 5
KEY1
5 13
IC062
CN601
LED DRIVE
UN 5V
2
D001,002,004,005
TIMER REC
SYNCHRO REC
BLUE
AMBER
3 1 5 1 5 0 8 9
IC061
REMOTE
COMMANDER
RECIEVER
FR-209(GX700)/
FR-216(GX300) BOARD
SW3.3V
CN1001
SW3.3V
1 1 IC1001
SW5V
2 2 SW 5V
TELTXT
CN1000
2.5V REG
IC1000
TX-003 BOARD
m
c o
.
3-8
2
8 9 9
IC2002
SCART
IC2003
AUDIO OUT SW
IC2005
AUDIO SW
Q101,102 T101
CN102
SW -8V
SWITCHING ND101
1 9
Q103
UNSW 5V
3 7
KEY1
4 6
IC101
ND DRIVE
S101
POWER
2 4 9 8 2 9 9
FL-136(GX700)/
FL-141(GX300)
BOARD