Schematic Diagram - Main Board (3/8) - Sony GTK-XB7 Service Manual

GTK-XB7
4-6.
A
B
C
D
E
F
GTK-XB7

SCHEMATIC DIAGRAM - MAIN Board (3/8) -

1 2
MAIN BOARD (3/8)
SD33
STB_3.3V
U10 U10
USB_5V GMT_G527 GMT_G527
USB_5V 6 1
IN OUT 1
USB_EN 4
USB_EN EN
3 2
USB_FAULT
USB_FAULT FLG GND
5
ILIM
+ +
CE14 CE14
CE16 CE16 C79 C79 C35 C35 C38 C38
C11 C11
+ + 220uF/16V 220uF/16V
R102 R102
15K/1% 15K/1%
R266 R266
1K/1% 1K/1%
R102+R266=16K,Ilim=2.25A_min,2.5A_typ
USB POWER SWITCH
3 4 5
SDRAM
U8 U8
MA0 23 2 DQ7
A0 DQ0
MA1 24 4 DQ6
A1 DQ1
MA2 25 5 DQ5
A2 DQ2
MA3 26 7 DQ4
A3 DQ3
29 8
MA4 DQ3
A4 DQ4
MA5 30 10 DQ2
A5 DQ5
MA6 31 11 DQ1
A6 DQ6
MA7 32 13 DQ0
A7 DQ7
MA8 33 42 DQ8
A8 DQ8
MA9 34 44 DQ9
A9 DQ9
MA10 22 45 DQ10
A10/AP DQ10
MA11 35 47 DQ11
A11 DQ11
DBA0 20 48 DQ12
BA0/A13 DQ12
DBA1 21 50 DQ13
BA1/A12 DQ13
51 DQ14
DQ14
SDCLK 38 53 DQ15
CLK DQ15
37
SD33
CKE
SD33
19 1
CS VCC
DRAS# 18 14
RAS VCC
DCAS# 17 27
CAS VCC
DWE# 16
SD33
WE
3
VCCQ
15 9
DQM0
DQML VCCQ
DQM1 39 43
DQMH VCCQ
49
VCCQ
36
NC
40 6
NC VSSQ
12
VSSQ
54 46
VSS VSSQ
41 52
VSS VSSQ
28
VSS
SDRAM_64Mb_M12L64164A-7T SDRAM_64Mb_M12L64164A-7T
Compatible for footprint
USB_VCC1
R771 R771 NC/0 NC/0
USB_VCC1 FL1 FL1 ELE900 ELE900
D- 4 3
D+ 1 2
C8 C8 C101 C101
100pF/50V/NP0 100pF/50V/NP0
C34 C34 0.1uF/50V/X7R 0.1uF/50V/X7R
1uF/16V 1uF/16V
R772 R772 NC/0 NC/0
USB PORT
28 28
6 7
DQ[0..15]
(2) DQ[0..15]
(2) MA[0..11] MA[0..11]
(2) BA[0..1] BA[0..1]
(2) DQM[0..1] DQM[0..1]
(2) DCLK DCLK
(2) CAS# CAS#
(2) RAS# RAS#
(2) WE# WE#
DRAS# RAS#
DWE# WE#
DCAS# CAS#
DBA0 BA0
DBA1 BA1
SDCLK DCLK
D+
D-
ESD1 ESD1 SGM7227 SGM7227
NC/PRTR5V0U2X NC/PRTR5V0U2X
XP37 XP37
1
1
2
2
3
3
4
4
4PIN/2.0mm 4PIN/2.0mm
XP7 XP7
1
1
R830 R830 0 0 2
ADC_KEY 2
R831 R831 0 0 3
Blue_LED5 3
R832 R832 0 0 4
Blue_LED6 4
R833 R833 0 0 5
Blue_LED7 5
6
6
6PIN/2.0mm 6PIN/2.0mm
HSD+
R779 R779
HSD-
8 9
MODE CHG_EN BT_update_EN USB_EN
USB sync H X H
USB charge L L H
BT sync L H L
S=1:2 ON 1 OFF
CHARGE_SWITCH S=0:1 ON 2 OFF
STB_3.3V
U9 U9
1 7 USB_DP
USB_DP
D+ HSD2+
2 6 USB_DM
D- HSD2- USB_DM
CHG_EN
R94 R94
10K 10K
BM update_SWITCH
STB_3.3V
U11 U11
1 7
D+ HSD2+ BM_D+
NC/0 NC/0
2 6
D- HSD2- BM_D-
BM_update_EN
SGM7227 SGM7227
R111 R111
10K 10K