Schematic Diagram - Switch Board - Sony NW-S603 Service Manual

NW-S603/S605/S703F/S705F/S706F
5-15. SCHEMATIC DIAGRAM – SWITCH Board –
1 2
SWITCH BOARD
A
CN801
24P
VDD_RTC2.8 1
GND 2
B
RTC_SCK 3
RTC_CE 4
C853
RTC_SO 5
RTC_SI 6
RTC_INT 7
C854
RTC_CLKOUT 8
KEY_LINE2 9
KEY_XWAKE 10
B
C
KEY_AD1 11
KEY_XPLAY 12
MAIN
BOARD
VDD_IO2.8 13
(2/7)
CN107 VDD_CORE1.2 14
(Page 19)
GND 15
GND 16
MIC_RIN 17
HP_R 18
D
HP_L 19
MIC_LIN 20
GND 21
GND 22
TU_ANT 23
GND 24
E
F
G
NW-S603/S605/S703F/S705F/S706F
• See page 29 for IC Block Diagrams.
3 4 5
VDR551
100p R856 100
R803 VDR552
R857
10k
100
100p
R551
10k
R552
10k
S551
R580
0
VDR852
VDR851
C851
220 4V
C852
220 4V
R855
0
IC B/D
X801
REAL TIME CLOCK
X801
RX-4574LC
1 NC VDD 12
2 NC CEI 11
3 XTIRQ CLK 10
4 XAIRQ DATA 9
5 FCON CE0 8
6 FOUT GND 7
6 7 8
R554
R553 R555 R557 R559
22k
10k 10k 22k 47k
C551
0.01
S554 S556 S555
S552
- VOL +
FOLDER -
FOLDER +
VDR553 R556
10k
S553
DISPLAY
HOME
VDR854
VDR853
FB854
R853
FB851
2.2
R854
FB852
2.2
FB855
R851 R852
10k 10k FB853
R801
0
JL801
C801
JL802
0.1
28 28
9 10
R563
10k
R560
10k
Q553
2SC584600LS0
Q552
2SA207800LS0
R562
R561
10k
100k
Q551-553
WAKE UP DETECT
R558
100k
Q551
2SA207800LS0
CN852
11P
VDR855
1 MIC_RIN
2 MIC_RIN
3 HP_R
4 HP_R
5 HP_L
6 HP_L
7 COM
8 COM
9 MIC_L
10 MIC_L
11 MIC_L
11 12
HEADPHONE
ASSY