Schematic Diagram - Main Board (7/7) - Sony NWZ-A826 Service Manual

NWZ-A826/A826K/A828/A828K/A829

5-11. SCHEMATIC DIAGRAM - MAIN Board (7/7) -

1 2
MAIN BOARD
A
B
MAIN
BOARD
(1/7)
CRD_AD
3 TXD_PUCTL
VDD_GP1_J
CRD_DET
(Page 22)
MAIN 1
USB_DM
BOARD
(4/7)
USB_DP
(Page 25)
CN851
C
22P
(WM-PORT)
GND 1
VDR851
RESERVE(OTG) 2
3
D+
D- 4
GND 5
VDR852
RESERVE 6
D
7
VIN
C854 0.01
RXD/WAKE 8
FB851 0
CRD_AD 9
FB852 0
TXD/SLEEP 10
USB_DET 11
UNREG_OUT 12
C855
470p
AU_L_IN 13
AU_L_OUT 14
E
AU_COM 15
AU_R_IN 16
AU_R_OUT 17
VIDEO-GND/GND 18
FB857
0
VIDEO-IN/OUT/OPEN 19
DCIN 20
DIGITAL_OUT/OPEN 21
GND 22
F
MAIN 2
LINE_OUT_R
BOARD
(5/7)
LINE_OUT_L
(Page 26)
TOTAL CURRENT
PLAY: 150mA
CN901
2P
JL907
BATT + 1
G
JL908
BATT - 2
LITHIUM ION
STORAGE
BATTERY TB851
3.7V 610mAh
TB901
(CHASSIS)
H
NWZ-A826/A826K/A828/A828K/A829
• See page 32 for IC Block Diagrams.
3 4 5
(7/7)
R904
0
R859 1k
R862 10k
R855 47k
R858 10k
C853 470k
100p R857
LF851
D851
RB060M-30TR
R908
220k
FB858
C908 10
C902
4.7
C903
4.7
L901
C905
4.7uH
10
FB854
0
R910
220k
C904
10
6 7
C909 C910
22 22
C912 S
22
0
R920 10k
R911
470k
IC B/D
41 40 39 38 37 36 35 34 33 32 31
0
1
USUS
0
2
DC IC901
0
3
USB
POWER CONTROL
4
FB5
3.7
5 IC901
PV5
MAX8671CETL+TG069
6
OUT5
7
PG2
2
8
LX2
3.7
9
PV2
2.9
10
/CEN
11 12 13 14 15 16 17 18 19 20
C916
1
C913 C914
0.01 2.2
Note 1: When the MAIN board is replaced, format it according
to the "NOTE OF MAIN BOARD REPLACING" (refer
to page 4) of the servicing notes.
28 28
8 9 10
2.9
Q901
SSM3K15FV(TL3SONYZ)
CHARGE CONTROL
R907 0
R906 0
R929
0
R932
Q903
470k
S SSM3J15FV(TL3SONYZ)
POWER ON/OFF CONTROL
R922
150k
B2
R933
100k
R923
3300
0
DISET
30
GND VOUT
FB3
29
0
VL
28
3.7
C918
PV3
27
0.1
A2
LX3
26
PG3 TK63118BCB-G
25
PG1
R930
24
L902 4.7uH
0
3.3
LX1
23
3.7
PV1 IC903
22
C919 4.7
0
SSKP
21
R935 0
+1.8V REGULATOR
C921 10
R926 IC902
10k
C925 10
VOLTAGE DETECT
R927
XC61GN3102HR
68k
C920
3.7
10
OUT
2
R928
SS
0 1
C924
0.001
R909
10k
R931
0
Note 2: IC901 and IC902 on the MAIN board cannot exchange
with single. When IC901 and IC902 on the MAIN board
are damaged, exchange the entire mounted board.
11 12
(Page 27)
MAIN
BOARD
(6/7)
DBG_UART_RXD
11
DBG_UART_TXD
VDD_UNREG_J
VDD_BT1.8_
9
VCC_VBUS
VDD_UNREG_J
MAIN
VCC_VBAT
BOARD
VDD_GP1_FB_J (4/7)
(Page 25)
CHG_ICTL
CHG_XFLT
XCHG_DET
CL911
CHG_PEN2
USB_SUSPEND
CL916
VCC_DCIN
CL910
VCC_VBUS
CL912
VDD_UNREG_J
BT_PWRCTL
IC B/D
CL914
4
MAIN
BOARD
(1/7)
(Page 22)
IC903 C923
1
CL913
VDD_DDC3_J
IC902
3
IN
DGND
CHG_XCHGEN
C856
0.47
AGND
CL915
5 MAIN
BOARD
VDD_DDC2_J
(5/7)
(Page 26)