Sony NW-S705F - 2gb Walkman Player Manual de servicio - Página 22
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NW-S603/S605/S703F/S705F/S706F
5-8. SCHEMATIC DIAGRAM – MAIN Board (5/7) –
1
2
MAIN BOARD
A
TU_SCK
TU_LA
TU_DA
5
TU_STO
TU_CLKON
MAIN
BOARD
(2/7)
(Page 19)
B
RTC_CLKOUT
21
DGND
AGND
MAIN
VDD_IO2.8
BOARD
(7/7)
(Page 24)
C
D
KEY_LINE2
KEY_AD2
6
R516
1k
KEY_XHOLD
MAIN
R505
JL502
BOARD
10k
(2/7)
(Page 19)
KEY_XALBUM
R513
JL506
E
10k
S507
(PLAYMODE,SOUND)
F
NW-S603/S605/S703F/S705F/S706F
• See page 29 for IC Block Diagrams.
3
4
5
(5/7)
R2711
0
IC2701
+2.7V REGULATOR
IC B/D
R2704
0
VCONT
R515
22k
R512
R514
470k
470k
S505
(HOLD)
ON
OFF
S506
(NORMAL/FOLDER)
JL505
6
7
R2701
R2702
4700
6800
Q2701
2SK354700LS0
GATE
R2709
470k
S
IC2702
TUNER
IC B/D
B2
R2705
68
IC2701
VOUT
TK63727BCB-G
*
CSP
(Chip Size Package)
A1
C2709
0.001
22
22
8
9
10
R2706
1k
C2708
C2703
0.1
11
10
9
8
D_GND
DA
STO
AOUT_L
IC2702
SDFMM1N23GB2T
GND
AOUT_R
1
2
3
4
R2707
C2705
R2710
220p
JL2702
0
10
C2704
JL2703
47
D2701
10V
JL2701
MA3S13700LS0
(NW-S703F/S705F/S706F)
Note: When the MAIN board is replaced, format it according to
the "NOTE OF MAIN BOARD REPLACING" (refer to page
3) of the servicing notes.
11
19
TU_SCK
MAIN
TU_DA
BOARD
VDD_TU2.7
(4/7)
(Page 21)
220p
1
TU_OUTL
MAIN
TU_OUTR
BOARD
(2/7)
(Page 19)
TU_ANT
11
MAIN
BOARD
(2/7)
CORE1.2_KEY
(Page 19)