Schematic Diagram - Sw Board (1/2) - Sony Walkman NWZ-A726 Service Manual

NWZ-A726/A726B/A728/A728B/A729
NWZ-A726/A726B/A728/A728B/A729

5-11. SCHEMATIC DIAGRAM - SW Board (1/2) -

1 2
SW BOARD (1/2)
A
B
CN881
42P
SPI0_LCD_XCS
DGND
LCD_BLTCTL
LCD_PWM1
C
VDD_UNREG_J
LCD_B0
LCD_B1
LCD_B2
LCD_B3
LCD_B4
LCD_B5
D
LCD_ENABLE
LCD_PXCLK
LCD_HSYNC
LCD_VSYNC
21
LCD_PON
VDD_ANA_F
SW
BOARD
VDD_LOG_F
(2/2)
(Page 29)
E
LCD_R0
LCD_R1
LCD_R2
LCD_R3
LCD_R4
F
LCD_R5
LCD_G0
LCD_G1
LCD_G2
LCD_G3
LCD_G4
LCD_G5
G
SPI0_CLK
SPI0_MOSI
28 28
3 4
CL891
CL890
MAIN
A
BOARD
(Page 22)
(1/6)
CN601
1 KEY_AD0 KEY_GND 2
3 KEY_AD1I KEY_AD1O 4
5 SPI0_LCD_XCS KEY_WAKE 6
7 DGND DGND 8
9 LCD_BLTCTL SPI0_MOSI 10
11 LCD_PWM1 SPI0_CLK 12
13 DGND DGND 14
15 VDD_UNREG_J VDD_UNREG_J 16
17 LCD_B0 LCD_G5 18
19 LCD_B1 LCD_G4 20
21 LCD_B2 LCD_G3 22
23 LCD_B3 LCD_G2 24
25 LCD_B4 LCD_G1 26
27 LCD_B5 LCD_G0 28
29 LCD_ENABLE LCD_R5 30
31 LCD_PXCLK LCD_R4 32
33 LCD_HSYNC LCD_R3 34
35 LCD_VSYNC LCD_R2 36
37 LCD_PON LCD_R1 38
39 VDD_ANA_F LCD_R0 40
41 VDD_LOG_F DGND 42
5 6 7
R881 R882 R883 R884 C882
10k 10k 15k 22k
0.01
R888
100
S896 S895 S894 S893 S892 S891
HOME
BACK
CL888
Note: CN881 on the SW board cannot exchange with single. When CN881 on
the SW board is damaged, exchange the entire mounted board.
8
R887
15k
S890
PWR OFF
OPTION