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NW-A805/A806/A808/NWZ-A815/A816/A818
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NW-A805/A806/A808/NWZ-A815/A816/A818
5-4. SCHEMATIC DIAGRAM – MAIN Section (1/6) –
• See page 28 for IC Block Diagrams. • See page 30 for IC Pin Function Description.
(Page
25)
(Page 27)
(4/6)
MAIN
3
BOARD
(6/6)
MAIN
2
BOARD
IC B/D
IC B/D
(3/6)
BOARD
1
MAIN
IC302
CS42L51-CNZR
12345678
910111213141516
1718192021222324
252627282930313233
VDD_HP
C308
1
C311
1
C314
1
ADA_XRST
PCM0_DADT
CPU_REFCLKO
R105
47
R205
47
C107
0.068
SPI0_MOSI
SPI0_CLK
SPI0_XCS2
C303
0.1
VDD_DDCOUT20
C310 0.1
C315
1
C313 0.1
C203 0.001
C205
0.001
C306
0.1
C110
0.22
R110
2.2
R210
2.2
C210
0.22
C207
0.068
C105
0.001
C103
0.001
C104
150p
C204
150p
C301
0.001
C206
0.001
C106
0.001
C109
0.0047
R108
470
R209
470
C208
0.0047
R206
470
IC303
MAX4764ETB+TG069
1
VCC
2
NO1
3
COM1
4
NC1
5
IN1
6
GND
7
IN2
8
NC2
9
COM2
10
NO2
11
GND
R208
470
C318
0.1
R109
470
R106
470
C302
0.1
LINE_OUT_R
LINE_OUT_L
HP_XMUTE
C312
22
CRD_LINEOUT
D101 RSB6.8STE61
D201 RSB6.8STE61
Q302
EMX18
Q303
EMX18
C209
100p
C108
100p
R307
1k
Q301
UNR31A600LS0
R305
220k
C305
10
IC301
XC6401FF58DR
123
456
7
C316 22
C307
10
R310
0
R312
0
R306
0
R302
0
C319
4.7
R313
1k
C321
0.022
Q304
UNR31A600LS0
R304
150k
R314 0
R315 220
CL101
CL201
R202
22k
LINE_IN_R
LINE_IN_L
R104
22k
C202
1
R204
22k
C102
1
R102
22k
CL102
CL202
CL301
PCM0_BCK
PCM0_ADDT
FB201
FB301
FB101
VDR301
PCM0_LRCK
AGND
DGND
R107
∗
R111
470
R207
∗
R211
470
LRCK
SDA/CDIN
SCL/CCLK
AD0/nCS
VA_HP
FLYP
GND_HP
FLYN
AIN1B
nRESET
VL
VD
DGND
SDOUT
MCLK
SCLK
SDIN
AGND
EN1 GND
VOUT2
VOUT1
VSS
EN2
VIN
ADC_FILT+
VQ
DAC_FILT+
AGND
VA
AOUTA
AOUTB
VSS_HP
AIN1A
AFILTB
AFILTA
AIN2B/BIAS
AIN2A
MICIN2/AIN3B/BIAS
MICIN1/AIN3A
MAIN BOARD
(1/6)
IC303
HEADPHONE/LINE SELECTOR
IC302
A/D CONVERTER,
IC301
+1.8V REGULATOR
A
1012
B
1311
C
78 14
F
964 15 163
G
D
5
E
12
Q301,304
MUTING CONTROL
Q302,303
MUTING
-1 -2-1 -2
L
R
G
L
G
R
HP FLEXIBLE
BOARD
J301
(HEADPHONE)
(FR)
(FR)
∗
R107,207
5.6(EXCEPT FR)
47(FR)
D/A CONVERTER
(Page
24)
Ver. 1.2
Note: When IC301 and IC302 cannot exchange with single. When
IC301 and IC302 are damaged, exchange the entire
mounted board.