4-1. Block Diagram - Sony NW-E103 Service Manual

4-1. BLOCK DIAGRAM

REG USB
VBUS
IC506
2 VIN VOUT 5
CN400
USB
CONNECTOR
VBUS
1
DATA -
2
USB
DATA +
3
GND
5
+2.3V
S703 S701
S702
VOLUME – VOLUME + >/GROUP + ./GROUP –
+2.3V
S705
REPEAT SOUND
S704
MENU
S706
HOLD
S707
Nx
+2.8V
NW-E103/E105/E107
Q460,461
NAND FLASH RAM
IC461
+2.8V VCC
I/O1 - 8
29 - 32, 41 - 44 16 17 18 19 8 9
15 - 22
174 23 24 26 28 27 29
FAD0 - 7
127 VDIOUS
126 VBUS
128
UDM
129 UDP
130 TRON
102 AN4
104 AN6/INT8
S709
103 AN5
105
AN7/INT9
87 PG1/DREQ0/INT5
81 PF0/EC0/INT3
83
PF2/EC2/INT4
173 177 176 60 57 58 76 74 75 73
IC801
EL DRIVER
11 7 4 3 2
4 VDD
L801
8
LDR
D801
7
CHV
6 5 8
LIQUID
CRYSTAL
DISPLAY
X700
EL PANEL
32kHz
NOR FLASH / SRAM
IC450
DQ0 - 15 A1 - 20
10 7 29 - 36, 38 - 45 1 - 9, 16 - 25, 48 13 26 11 14 15
31 30 38 - 53 197 - 207, 2 - 10 187 186 185 184 183
D0 - 15 A1 - 20
PQ2/PGMTR2
IC400
SYSTEM CONTROLLER
NAND FLASH INTERFACE
USB INTERFACE
A/D, D/A CONVERTER
SERIAL INTERFACE
137 138 141 142 59
X400 X401
22.579MHz 16MHz
RTC
IC700
9 10
D703
+2.8V
9 9
28 10
RESET
Q451,452
182
HP AMP
IC301
AOUTL 134 3 IN1
OUT1 2
AOUTR 133 8 IN2 OUT2
9
148 7 STB
CORE DET
IC502
RESET
1 VOUT VDD 4 +1.2V
RST 106
Q502,504
+2.8V
1 VOUT VDD 4
I/O DET
IC505
AN0 98
D503
+2.3V REG.
+VIO
IC509
D504
+2.3V 5 VOUT VIN 2
RESET DET
IC510
1 VOUT VDD 4
+2.8V REG.
IC508
+2.8V 5 VOUT VIN 2
3 CE
Q506,507
D502
+1.2V REG.
IC504
D501
+1.2V 5 VOUT VDD 1
3 CE
CORE SW
IC501
1 VOUT VDD 4
Q503
Q501
NW-E103/E105/E107
J301
i
VBUS
L501
DRY
BATTER Y
SIZE "AA"
SWITCHING
(IEC DESIGNATION LR03)
Q505
1PC, 1.5V
5
2 VDD
3 CE
SWITCHING REG.
IC507
L500
SWITCHING
Q500
5
2 VDD
3 CE
• SIGNAL PATH
SWITCHING REG.
: PLAY BACK
IC503
: DIGITAL OUT
: DIGITAL IN
1 VOUT VDD 4
LEVEL BATTERY DETECT
IC500