Sony GTK-XB7 - Additional Information and Troubleshooting; Troubleshooting Common Issues

GTK-XB7
GTK-XB7
2828
4-6. SCHEMATIC DIAGRAM - MAIN Board (3/8) -
A
386
E
2 9
D
5
B
C
714
(3/8)MAIN BOARD
F
R832
0
R832
0
U11
SGM7227
U11
SGM7227
C11
0.1uF/50V/X7R
C11
0.1uF/50V/X7R
U10
GMT_G527
U10
GMT_G527
C100
0.1UF
C100
0.1UF
C79
10uF/16V/X5R
C79
10uF/16V/X5R
XP7
6PIN/2.0mm
XP7
6PIN/2.0mm
C371 100pF/50V/NP0C371 100pF/50V/NP0
R266
1K/1%
R266
1K/1%
R833
0
R833
0
R954.7K R954.7K
FL1 ELE900FL1 ELE900
C372 100pF/50V/NP0C372 100pF/50V/NP0
C98
0.1UF
C98
0.1UF
XP37
4PIN/2.0mm
XP37
4PIN/2.0mm
C35
1uF/16V
C35
1uF/16V
R964.7K R964.7K
C373 100pF/50V/NP0C373 100pF/50V/NP0
ESD1
NC/PRTR5V0U2X
ESD1
NC/PRTR5V0U2X
C96
1000pF/50V/X7R
C96
1000pF/50V/X7R
C97
0.1UF
C97
0.1UF
C374 100pF/50V/NP0C374 100pF/50V/NP0
C38
1uF/16V
C38
1uF/16V
R94
10K
R94
10K
C34
1uF/16V
C34
1uF/16V
R830
0
R830
0
C99
0.1UF
C99
0.1UF
220uF/16V
CE16
220uF/16V
CE16
220uF/16V
CE14
220uF/16V
CE14
C101
100pF/50V/NP0
C101
100pF/50V/NP0
R111
10K
R111
10K
R779 NC/0R779 NC/0
C8
0.1uF/50V/X7R
C8
0.1uF/50V/X7R
R831
0
R831
0
U9
SGM7227
U9
SGM7227
R771 NC/0R771 NC/0
C95
0.1UF
C95
0.1UF
R102
15K/1%
R102
15K/1%
U8
SDRAM_64Mb_M12L64164A-7T
U8
SDRAM_64Mb_M12L64164A-7T
R772 NC/0R772 NC/0
R102+R266=16K,Ilim=2.25A_min,2.5A_typ
Compatible for footprint
CHG_EN BT_update_EN
USB sync
MODE
USB charge
USB_EN
BT sync
HXH
LLH
LHL
SD33
SD33
SD33
SD33
USB_VCC1
USB_5V
STB_3.3V
USB_VCC1
STB_3.3V
STB_3.3V
1
2
3 4 5
6
7
8 9 10
1
5
3
4
2
6
1
2
3
4
5
6
4
1
3
2
1
2
3
4
1 23
4
1
2
3 4 5
6
7
8 9 10
1
2
4
12
5
7
9
8
10
46
11
13
15
16
17
18
19
35
22
23
24
25
26
14
41
29
30
31
32
33
34
36
37
38
39
40
43
42
44
52
45
47
49
48
50
51
53
54
20
21
3
6
27
28
SDRAM
USB PORT
USB POWER SWITCH
CHARGE_SWITCH
S=1:2ĺON 1ĺOFF
S=0:1ĺON 2ĺOFF
BM update_SWITCH
DQ[0..15]
RAS#
CAS#
BA[0..1]
DQM[0..1]
MA[0..11]
DCLK
WE#
DBA0 BA0
DBA1 BA1
DBA1
DQ8
DQ14
MA11
DRAS#
MA2
DQ15
MA5
DQ10
MA4
DQ13
MA8
DBA0
DQM1
DQ9
SDCLK
MA9
DQ11
MA3
MA6
DQM0
MA7
MA0
DCAS#
DWE#
MA10
DQ12
MA1
DQ2
DQ5
DQ1
DQ6
DQ4
DQ3
DQ0
DQ7
DWE# WE#
RAS#DRAS#
DCAS# CAS#
SDCLK DCLK
D-
USB_EN
D+
D+
D-
HSD- HSD+
USB_FAULT
USB_DP
USB_DM
USB_5V
HSD+
HSD-
DQM[0..1](2)
BA[0..1](2)
WE#(2)
CAS#(2)
DCLK(2)
MA[0..11](2)
DQ[0..15](2)
RAS#(2)
USB_EN
USB_FAULT
CHG_EN
USB_DP
USB_DM
Blue_LED5
ADC_KEY
Blue_LED6
Blue_LED7
BM_D+
BM_D-
BM_update_EN
D+
D-
GND HSD1- HSD1+
HSD2-
HSD2+
OE
Vcc
S
OUT 1
ILIM
FLG
EN
GND
IN
1
2
3
4
5
6
1
2
3
4
D+
D-
GND HSD1- HSD1+
HSD2-
HSD2+
OE
Vcc
S
VCC
DQ0
DQ1
VSSQ
DQ2
DQ3
VCCQ
DQ4
DQ5
VSSQ
DQ6
DQ7
DQML
WE
CAS
RAS
CS
A11
A10/AP
A0
A1
A2
A3
VCC
VSS
A4
A5
A6
A7
A8
A9
NC
CKE
CLK
DQMH
NC
VCCQ
DQ8
DQ9
VSSQ
DQ10
DQ11
VCCQ
DQ12
DQ13
DQ14
DQ15
VSS
BA0/A13
BA1/A12
VCCQ
VSSQ
VCC
VSS
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