NWZ-A826/A826K/A828/A828K/A829
• See page 32 for IC Block Diagrams. |
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7 | 8 | 9 | 10 | 11 | 12 |
A |
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| MAIN BOARD (7/7) |
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| R904 | C909 |
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| 0 | 22 |
B | MAIN |
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BOARD |
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| R859 | 1k |
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| CRD_AD |
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| R862 | 10k |
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| 3 |
| TXD_PUCTL |
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| R855 | 47k |
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| VDD_GP1_J |
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| R858 | 10k |
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| CRD_DET |
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| MAIN | 1 | USB_DM |
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| BOARD(4/7) | USB_DP |
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C | (Page 25) |
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| CN851 |
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| 22P | C853 | 470k |
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| 1k | 1k |
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| 100p | R857 |
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| GND | 1 | VDR851 |
| R851 | R853 |
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| RESERVE(OTG) | 2 |
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| LF851 |
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C910 
22
470k | 470k |
R913 | R914 |
C912
22
R916 470k
R911
470k
TH901 | C917 0.1 | R919 22k |
R918 8200 |
S
2.9
Q901
0SSM3K15FV(TL3SONYZ)
CHARGE CONTROL
R920 10k
R907 0
R906 0
R929
0
DBG_UART_RXD
DBG_UART_TXD
VDD_UNREG_J 
VDD_BT1.8_
VCC_VBUS
VDD_UNREG_J
VCC_VBAT
VDD_GP1_FB_J
CHG_ICTL
| CHG_XFLT | |
CL911 | XCHG_DET | |
CHG_PEN2 | ||
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CL916 | USB_SUSPEND | |
VCC_DCIN | ||
CL910 | ||
VCC_VBUS | ||
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CL912 | VDD_UNREG_J | |
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D+ 3 |
0 | 2.7 |
2.7 | 3.7 | 3.7 |
0 | 0 |
R932 S 470k
Q903
SSM3J15FV(TL3SONYZ)
D- | 4 |
GND | 5 |
D851
41 | 40 | 39 |
38 37 36 35 34 33 32 31
POWER ON/OFF CONTROL
BT_PWRCTL
D
E
RESERVE | 6 |
VIN | 7 |
RXD/WAKE | 8 |
CRD_AD | 9 |
TXD/SLEEP | 10 |
USB_DET | 11 |
UNREG_OUT | 12 |
AU_L_IN | 13 |
AU_L_OUT | 14 |
AU_COM | 15 |
AU_R_IN | 16 |
AU_R_OUT | 17 |
VDR852
C854 0.01
FB851 0
FB852 0
FB858
C855 470p
0
R908
220k
C908 10
C902
4.7
C903
4.7
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C905 | L901 | ||||
IC B/D
0
0 1 USUS
0 2 DC
3 USB
3.7 4 FB5
5PV5
6OUT5
2 7 PG2
3.78 LX2
R922
150k
| R933 |
R923 | 100k |
03300
DISET | 30 |
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FB3 | 29 |
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VL | 0 |
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PV3 | 3.7 |
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| C918 |
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| 0.1 |
LX3 |
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PG3 | 25 |
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PG1 | 24 | L902 | 4.7uH | R930 |
LX1 | 3.3 | 0 | ||
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PV1 | 3.7 |
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| B2 | IC B/D |
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| VIN | |
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| CL914 | |
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A1 | GND | VOUT | B1 |
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A2
IC903C923
1
CL913
VDD_DDC3_J
4
MAIN
BOARD (1/7)
(Page 22)
18 | FB857 | FB855 | FB854 | |
19 | 0 | 0 |
10 | 4.7uH |
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R910 |
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2.9 | 9 | PV2 |
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10 |
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| /CEN | |
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| 22 | C919 | 4.7 | |
SSKP | 21 | 0 |
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R935 | 0 | |||
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IC903
+1.8V REGULATOR
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| 220k | |||||
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| DCIN | 20 |
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| DIGITAL_OUT/OPEN | 21 |
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| C904 | ||||||||
F |
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2 |
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| MAIN | LINE_OUT_R |
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| BOARD(5/7) | LINE_OUT_L |
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| (Page 26) |
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| TOTAL CURRENT |
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| PLAY: 150mA |
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| CN901 |
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| 2P |
| JL907 | |||||||||||
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| BATT + | 1 |
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| JL908 |
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G |
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| BATT - | 2 |
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| LITHIUM ION |
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| STORAGE |
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| TB851 |
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| BATTERY |
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| 3.7V 610mAh |
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FB2 | /DOK | REG3L | BP | OUT4 | PV4 | BVSET | GND | FB1 | EN |
11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
2 | 2.9 |
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| 1.8 | 2 | 0 |
| 3.3 | 3.7 |
0 |
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R912 |
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C916
1
C913 C914
0.012.2
R926 | C921 | 10 |
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| IC902 |
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10k |
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| C925 | 10 |
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| VOLTAGE DETECT |
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| R927 |
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| IC902 |
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| XC61GN3102HR |
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| C920 | 68k |
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| 3.7 |
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| 10 |
| 2 | OUT |
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| R928 |
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| 3 | |
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| SS | IN | ||
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| 1 | 0.1 | ||
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| 0.001 |
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| C922 |
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| C924 |
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| R909 |
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| 0 | |
| 10k |
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| 0.47 | R901 | |
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| C856 |
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DGND 
CHG_XCHGEN
AGND
TB901 |
(CHASSIS) |
H
R931 | CL915 |
0 | VDD_DDC2_J |
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5 MAIN BOARD
(5/7)
(Page 26)
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.
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.
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