Power Block Diagram (2/3) - Sony RDR-GX300 Service Manual

Q Q
3 7 6 3 1 5 1 5 0

3-5. POWER BLOCK DIAGRAM (2/3)

CN1801
UNSW 6V
UNSW 5V
1 FL
IC1804
SW 5V SW 5V
4 5
REG
3
UNSW 3.3V
4 FL
IC1803
TO
POWER
BLOCK 3
UNSW 1.5V
UNSW 1.5V
1
REG
6
5
SW 2.5V
FL
6
9
SW 3.3V
FL
10
IC1802
11 3
SW 3.3V SW 1.8V
SW 1.8V
1
FL
REG
12 6
2
P_CCONT
14
IC701
CN1904
12
UNSW 6V
5 3.3V REG 4
13
1
AD-84 BOARD
CN1903
A5V
8
T E
L 1 3 9 4 2 2 9 6 5 1 3
IC1601
2CH DAC
RD-50 BOARD
w w w
.
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IC103 IC104 IC111
SH BUFFER EEP ROM
IC201 IC301 IC306
IC204
IC305 IC310
128Mbit
SWA BUFFER UNSW BUFFER
FLASH MEMORY
IC501 IC803 IC901
IC703
GPS3(HOST GLUE) AV GLUE AV ENCODER
5 1.5V REG 4
IC1201
5 4
IC702 1.8V REG IC1202
VIDEO DECODER AV DECODER
SW 3.3V
IC1306
IC1304
V REF IC1301 IC1402
5 4
REG
IC1305
NAZCA BUFFER
SDRAM
x a o u 1 6 3
y
i
3-9
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8 9
IC108
IC112 IC106
IC109
BUFFER CLOCK
256Mbit SDRAM
SH 3.3V
IC401 IC402
SWITCH 256Mbit NAND
FLASH MEMORY
(RDR-GX700 ONLY)
IC902
IC1001 IC1101 IC1102 IC2103
IC903
AUDIO SRC MR PROCESS 256Mbit SDRAM 16Mbit SDRAM
SDRAM
(RDR-GX700 ONLY)
IC1203 IC1206 IC2202
64Mbit SDRAM 512 FS PHY
Q Q
3 7 6 3 1 5
(RDR-GX700 ONLY)
IC1703
IC1501 IC1502 IC1702 IC1701
IC1704
AUDY 16Mbit SDRAM PLL 27MHz BUFFER
512 FS
256 FS
c o
.
2 4
9 8
CN103
7
NOT USE
6
IC2102 IC2105 IC2106
DV I/F INVERTER PLL
1 5 0 8 9 2 4 9
m
3-10
RDR-GX300/GX700
2
9 9
8 2 9 9