Sony NWZ-S515 Service Manual page 64

NWZ-S515/S516/S615F/S616F/S618F
2-12. SCHEMATIC DIAGRAM - MAIN Board (10/10) -
1 2
MAIN BOARD
A
B
XCHG_DET
XCHG_DET
33
CHG_XFLT
CHG_XFLT
CHG_ICTL
CHG_ICTL
MAIN
CHG_XCHGEN
BOARD CHG_XCHGEN
(4/10) CHG_PEN2
CHG_PEN2
(Page 8)
USB_SUSPEND
USB_SUSPEND
C
19
VCC_VBUS
MAIN
BOARD
VDD_GP1_J
(3/10)
(Page 7)
D
43
VDD_GP1_J
MAIN
VCC_VBUS
BOARD
(8/10)
(Page 12)
E
41
VCC_VBAT
MAIN
VCC_DCIN
BOARD
CL912
(8/10)
F (Page 12)
TOTAL CURRENT
POWER ON: 45mA
CN901
CL901
BATT+ 1
BATT- 2
CL902
LITHIUM
ION
BATTERY
G
3.7V 610mAh
H
I
NWZ-S515/S516/S615F/S616F/S618F
3 4 5
(10/10)
CL913
C901
10
CL903
0
0
R908
10k
2.7
CHG_XCHGEN
R904 470k 0
0
CHG_PEN2
22 R903 470k
C917
C915
22 R921
220k
Q903
2SK3541T2L
CHARGE CONTROL SWITCH
CHG_ICTL
Note 1: When the MAIN board is replaced, format it according to
the "NOTE OF MAIN BOARD REPLACING" (refer to page
4 on original service manual) of the servicing notes.
6 7
IC903
DC/DC CONVERTER
3.8
1 IN D1 10
GND INP
2
IC903
0.8
SS MAX1557ETB LX
3
C911 0.8
4 OUT PGND
0.001
3.8
5 XSHDN D2
C903
11
0.1
C907
22
C906
R907
R911
0.1
470k
470k
25 24 23 22 21 20 19
3.7
IC901
1
/DONE BAT
3.7
2 DC BAT
POWER CONTROL,
0
3 DC CHARGE CONTROL USB
0
4 /CEN USB
IC901
MAX8677AETG
5 PEN1 TSET
0
6 PEN2 USUSS
7 8 9 10 11 12
R912
8200
R919
10k
0
2.9
R910
S
33k
Note 2: When IC901 and IC903 on the MAIN board is damaged, exchange
14 14
the new MAIN board for the MAIN board which IC damaged.
8 9 10
C912 C921
22 22
3.8 L901
9
4.7uH
2.1
8
7 R913
10k
6
R914
47k
R915
C913
33k
22
R902
0
C909
22
C920
4.7
USB_SUSPEND
R922
220k
11 12
3
CL914
VDD_DDCOUT20
MAIN
BOARD
(1/10)
(Page 5)
22
CL915
VDD_UNREG
MAIN
BOARD
(3/10)
(Page 7)
40
DGND
MAIN
AGND
BOARD
R901
(8/10)
0
(Page 12)