Block Diagrams - Sony NW-MS70D Service Manual

5-1. BLOCK DIAGRAMS

VBUS DET
IC512
VOUT 1
VDD 4
VUSB
+5VDC
+5V
1
DATA - D-
2
USB
DATA + D+
CONNECTOR
3
GND
USB GND
4
AC DETECT
IC509
VCORE
4 VDD
1 VOUT
CN504
STAND
VIO
CONNECTOR
AC
DETECT
Q507, 516
XCHG_USB
LED_CHG
CHG/XDIS_CHG
BATT+
+BATT
BATT-
+2.3V
S704 S703 S702
S705
VOL + > .
VOL -
+2.3V
+2.8V
S713
S714
MENU
SOUND/AVLS
S701
Bx
+2.8V
L801
D801
NOR FLASH SRAM
IC451
DQ0 - 15 A0 - 17
29 - 36, 38 - 45 1 - 8, 17 - 25, 48 11 13 14 15 26 28
38 - 53 197 - 207, 2 - 8 185 187 184 183 186 182
D0 - 15 A1 - 18
126
VBUS
127 VDIOUS
128 UDM
129 UDP
130 TRON
89 PG3/INT7
SYSTEM CONTROL LER
72 PE3/RXD1
MEMORY STICK INTERFACE
71
PE2/TXD1
MAGIC GATE CORE
174
PI4
NAND FLASH INTERFACE
USB INTERFACE
A/D, D/A CONVERTER
SERIAL INTERFACE
102
AN4
104
AN6/INT8
103 AN5
105
AN7/INT9
83 PF2/INT4
160 173 176 60 57 58 76 101 74 75 73
10 11 7 6 4 3 2
13
VDD
IC801
1
LDR
20
CHV
18 15 16 8 9 10
LCD MODULE
D735
(LCD+LCD DRIVER)
EL PANEL
X731
32kHz
(RTC POWER)
FLASH RAM
NAND FLASH RAM
IC463
IC461
VCC
I/O1 - 8 7 9
29 - 37, 41 - 44 16 17 18 19 8 7 9
15 - 22 23 24 26 28 27 30 29 32 31
FAD0 - 7
PI3
AOUTL
AOUTR
PF3
MSBS
IC401
MSDIO
MSINS
MSSCLK
ANO
PI7
100 99 87 81 106 172 59
2.3V
LED
DRIVER
Q781
CLOCK
D781
OSC
(ACCESS)
IC731
TH742 TH746
S711 S715
RESET
(BATT) (AIR) HOLD RESET
Q513, 514
S712
GROUP
+2.8V
CORE DET
4 1
D735 +1.2V VDD VOUT
I/O DET
+2.8V VOUT
4 VDD 1
9 9
Q461
2.8V
XPWR NAND
174 HP AMP
IC301
134 2 2
IN1 OUT1
133 8 IN2 OUT2 9
XSTBY
84 7
STB
167
166
169
168
BATT SENS
98
+2.8V REG.
IC510
VOUT VIN
5 1
170 3 BATTERY LEVEL DETECT
CE
+1.2V
Q511, 512 Q501
+2.8V
5 VOUT VIN 2
3
CE
D501
+2.8V REG.
+VIO
IC506
+2.3V VIN
5 VOUT 1
2 CE
+2.3V REG.
SWITCHING
IC505
Q502
XPWM
+1.4V
D502
+1.2V 5 VOUT VDD 1
3
CE
+1.2V REG.
IC504
IC508
1 VOUT VDD 4
CORE SW
IC511
IC513
NW-MS70D
J301
(HEADPHONE)
MS_BS
MS_DIO
MS_INS
(MEMORY STICK)
MS_SCLK
VCC
IC501
1 VOUT VDD 4
L501
RECHAGEABLE
BATTERY
SWITCHING
NI-MH
Q503
REG.
IC502
5
3
CE
2
VDD
L502
SWITCHING
Q504
• SIGBAL PATH
: PLAYBACK
5
3
CE SWITCHING : CHECK OUT
REG.
2
VDD
: CHECK IN
IC503