Samsung GT-i8910 Service Manual page 137

1 2 3 4
A
I I / / O O L L 1 1 5 5 I I / / O O L L 1 1 3 3 I I / / O O L L 1 1 0 0 I I / / O O L L 7 7
B
I I / / O O L L 1 1 4 4 I I / / O O L L 1 1 2 2 I I / / O O L L 9 9 I I / / O O L L 6 6
V V D D D D _ _ S S D D
C
I I / / O O L L 1 1 1 1 I I / / O O L L 8 8 I I / / O O L L 5 5
R R A A M M
V V C C C C _ _ L L E E F F
D
T T _ _ D D P P R R A A G G N N D D G G N N D D
M M
A A 1 1 3 3 L L / / I I R R R R
E
A A 2 2 R R A A 1 1 R R A A 0 0 R R
A A 1 1 2 2 L L / / D D N N
F
A A 5 5 R R A A 4 4 R R A A 3 3 R R
G
A A 8 8 R R A A 7 7 R R A A 6 6 R R
H
G G N N D D A A 1 1 0 0 R R A A 9 9 R R
J
G G N N D D A A 1 1 1 1 R R A A 1 1 2 2 R R
V V C C C C _ _ R R I I G G
K
H H T T _ _ D D P P R R G G N N D D G G N N D D
A A M M
L
G G N N D D I I / / O O R R 8 8 I I / / O O R R 9 9
M
I I / / O O R R 1 1 0 0 I I / / O O R R 1 1 1 1 I I / / O O R R 1 1 2 2
A A 1 1 3 3 R R / / I I R R
N
I I / / O O R R 1 1 3 3 I I / / O O R R 1 1 4 4 I I / / O O R R 1 1 5 5
V V D D D D _ _ S S D D
P
G G N N D D G G N N D D
R R A A M M
R
D D 2 2 < < 0 0 > > D D 2 2 < < 1 1 > > G G N N D D A A 1 1 < < 0 0 > >
T
D D 2 2 < < 2 2 > > D D 2 2 < < 3 3 > > D D 2 2 < < 4 4 > > G G N N D D
U
D D 2 2 < < 5 5 > > D D 2 2 < < 6 6 > > D D 2 2 < < 7 7 > > G G N N D D
MD512256B
5 6 7 8 9
V V C C C C _ _ C C O O
I I / / O O L L 4 4 R R E E _ _ D D P P R R G G N N D D B B U U S S Y Y # # L L O O E E # # L L
A A M M
I I / / O O L L 3 3 I I / / O O L L 1 1 G G N N D D I I N N T T # # L L U U B B # # L L
I I / / O O L L 2 2 I I / / O O L L 0 0 G G N N D D A A D D V V # # L L C C E E # # L L
A A 1 1 1 1 L L / / D D N N
A A 9 9 L L / / D D N N U U A A 7 7 L L / / D D N N U U A A 5 5 L L / / D D N N U U A A 4 4 L L / / D D N N U U A A 1 1 L L / / D D N N U U L L E E V V _ _ A A 6 6
0 0 U U
A A 1 1 0 0 L L / / D D N N
A A 8 8 L L / / D D N N U U A A 6 6 L L / / D D N N U U A A 2 2 L L / / D D N N U U A A 3 3 L L / / D D N N U U A A 0 0 L L / / D D N N U U L L E E V V _ _ A A 8 8
U U U U
T T E E S S T T G G N N D D
G G N N D D G G N N D D G G N N D D S S F F E E N N # #
G G N N D D G G N N D D G G N N D D O O D D R R 1 1
G G N N D D G G N N D D G G N N D D O O D D R R 3 3
G G N N D D C C E E # # R R
M M S S E E L L G G N N D D A A D D V V # # R R G G N N D D G G N N D D
V V C C C C _ _ C C O O
R R E E _ _ D D P P R R I I N N T T # # R R B B U U S S Y Y # # R R G G N N D D
R R 1 1
A A M M
G G N N D D A A 1 1 < < 8 8 > > A A 1 1 < < 4 4 > > A A 1 1 < < 6 6 > > G G N N D D
A A 1 1 < < 1 1 > > A A 1 1 < < 1 1 0 0 > > A A 1 1 < < 7 7 > > A A 1 1 < < 1 1 1 1 > > G G N N D D
A A 1 1 < < 3 3 > > A A 1 1 < < 2 2 > > A A 1 1 < < 9 9 > > A A 1 1 < < 5 5 > > G G N N D D
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10 11 12 13 14
V V D D D D _ _ N N A A V V D D D D _ _ L L E E V V V V D D D D _ _ L L E E V V
G G N N D D G G N N D D
N N D D A A B B
W W E E # # L L G G N N D D L L E E V V _ _ A A 2 2 L L E E V V _ _ A A 1 1 L L E E V V _ _ B B 3 3
L L B B # # L L G G N N D D L L E E V V _ _ A A 4 4 L L E E V V _ _ A A 3 3 L L E E V V _ _ B B 4 4
L L E E V V _ _ A A 5 5
L L E E V V _ _ A A 7 7
L L E E V V _ _ A A 1 1 0 0 L L E E V V _ _ A A 9 9
O O D D R R 0 0 L L E E V V _ _ A A 1 1 2 2 L L E E V V _ _ A A 1 1 1 1
O O D D R R 2 2 L L E E V V _ _ A A 1 1 4 4 L L E E V V _ _ A A 1 1 3 3
O O D D R R 4 4 L L E E V V _ _ A A 1 1 6 6 L L E E V V _ _ A A 1 1 5 5
L L E E V V _ _ O O E E 1 1 L L E E V V _ _ O O E E 2 2
N N A A N N D D _ _ W W N N A A N N D D _ _ A A N N A A N N D D _ _ R R N N A A N N D D _ _ C C
E E L L E E E E S S
N N A A N N D D _ _ C C N N A A N N D D _ _ W W N N A A N N D D _ _ R R
G G N N D D
L L E E P P N N B B
S S D D _ _ D D Q Q M M
S S D D _ _ C C K K E E S S D D _ _ W W E E S S D D _ _ C C A A S S S S D D _ _ R R A A S S
0 0
S S D D _ _ B B A A 0 0 S S D D _ _ B B A A 1 1 S S D D _ _ C C S S S S D D _ _ C C L L K K D D 1 1 < < 6 6 > >
V V D D D D _ _ N N A A S S D D _ _ D D Q Q M M V V D D D D _ _ S S D D
G G N N D D D D 1 1 < < 1 1 > >
N N D D 2 2 R R A A M M
12-3
Schematic Diagram
15 16 17
V V D D D D _ _ S S D D
L L E E V V _ _ B B 1 1 D D 1 1 < < 3 3 1 1 > >
R R A A M M
L L E E V V _ _ B B 2 2 D D 1 1 < < 2 2 9 9 > > D D 1 1 < < 3 3 0 0 > >
L L E E V V _ _ B B 5 5 D D 1 1 < < 2 2 8 8 > > D D 1 1 < < 2 2 7 7 > >
L L E E V V _ _ B B 6 6 D D 1 1 < < 2 2 6 6 > > D D 1 1 < < 2 2 5 5 > >
Power Power
S S D D _ _ D D Q Q M M
L L E E V V _ _ B B 7 7 D D 1 1 < < 2 2 4 4 > >
3 3
GND GND
V V D D D D Q Q _ _ S S
L L E E V V _ _ B B 8 8 D D 1 1 < < 2 2 3 3 > >
D D R R A A M M
SDRAM SDRAM
L L E E V V _ _ B B 9 9 D D 1 1 < < 2 2 2 2 > > D D 1 1 < < 2 2 1 1 > >
NA ND NA ND
L L E E V V _ _ B B 1 1 0 0 D D 1 1 < < 2 2 0 0 > > D D 1 1 < < 1 1 9 9 > >
NA ND NA ND
/DPRAM /DPRAM
L L E E V V _ _ B B 1 1 1 1 D D 1 1 < < 1 1 7 7 > > D D 1 1 < < 1 1 8 8 > >
DPRAM DPRAM
V V D D D D Q Q _ _ S S
L L E E V V _ _ B B 1 1 2 2 D D 1 1 < < 1 1 6 6 > >
D D R R A A M M
Level Level
shift er shift er
S S D D _ _ D D Q Q M M
L L E E V V _ _ B B 1 1 3 3 D D 1 1 < < 1 1 5 5 > >
1 1
Package Package
Test Test
L L E E V V _ _ B B 1 1 4 4 D D 1 1 < < 1 1 3 3 > > D D 1 1 < < 1 1 4 4 > >
L L E E V V _ _ B B 1 1 5 5 D D 1 1 < < 1 1 1 1 > > D D 1 1 < < 1 1 2 2 > >
L L E E V V _ _ B B 1 1 6 6 D D 1 1 < < 9 9 > > D D 1 1 < < 1 1 0 0 > >
V V D D D D Q Q _ _ S S
D D 1 1 < < 7 7 > > G G N N D D
D D R R A A M M
D D 1 1 < < 4 4 > > D D 1 1 < < 8 8 > > D D 1 1 < < 5 5 > >
D D 1 1 < < 0 0 > > D D 1 1 < < 2 2 > > D D 1 1 < < 3 3 > >