Sony DSC-T77 Service Manual page 15

1 2 3
A
D _ 3 . 1 V
B
D _ 1 . 2 5 V
C
D
E
R E G _ G N D
G E N _ S Y S _ C L K
X D D _ S Y S _ R S T
X I C _ 2 1 1 _ R S T _ R E Q
F
R E G _ G N D
G
H
0 8
DSC-T77_L3
4 5
I C 2 1 1 ( 1 / 5 )
P R X 5 1 5 1 0 6 A
C P U ,
C A M E R A D S P ,
A V S I G N A L P R O C E S S ,
L E N S C O N T R O L ,
N o t e : I C 2 1 1 i s n o t s u p p l i e d , b u t t h i s i s i n c l u d e d i n S Y - 2 0 7
M O D E C O N T R O L
D _ 3 . 1 V
V4 I O V D D G P S _ 1 4 Y19
C 2 1 1
V5 I O V D D G P S _ 1 3 W7 S T _ U N R E G _ O N
0 . 1 u
R4 G N D G P S _ 1 2 Y20
R5 G N D G P S _ 1 1 V7
C 2 1 2 G P S _ 1 0 W19
0 . 1 u
B16 I O V D D G P S _ 0 9 V8
X C S _ A U D I O
G N D
L14 G P S _ 0 8 V19 X C S _ F E
G P S _ 0 7 U8 X C S _ I C _ 5 0 3
AE24 I O V D D G P S _ 0 6 U19 X C S _ P A N E L
C 2 1 3
0 . 1 u
AF24 I O V D D G P S _ 0 5 U7
AB22 G N D G P S _ 0 4 W20 X C S _ I C _ 2 0 1
AC23 G N D G P S _ 0 3 P19
R 2 1 3
G P S _ 0 2 T19
1 k
G P S _ 0 1 N19
AC4 G N D G P S _ 0 0 R19
C 2 1 8 C 2 1 9
R 2 1 4
0 . 0 4 7 u 0 . 0 4 7 u
1 k
R E G _ G N D
Y7 G N D G P E _ 1 5 T7 M S _ P W R _ O N
G P E _ 1 4 R8
D _ 1 . 2 5 V
R7
G P E _ 1 3 V S U B _ C O N T _ P R E
C O R E V D D
AD1 G P E _ 1 2 T8
C 2 1 4
0 . 1 u
AD2 C O R E V D D G P E _ 1 1 H11
AC1 G N D G P E _ 1 0 P8
AC2 G N D G P E _ 0 9 H10 X I C _ 2 1 1 _ I C _ 5 0 3 _ R S T
G P E _ 0 8 N8
T10 C O R E V D D G P E _ 0 7 H9
X S T R B _ F U L L
C O R E V D D
T11 G P E _ 0 6 G9 X A V _ J A C K _ I N
C O R E V D D
U10 G P E _ 0 5 K8 X A C V _ I N
C 2 1 5
0 . 1 u U11 C O R E V D D G P E _ 0 4 M8 X F C _ R S T _ L E D
P10 G N D G P E _ 0 3 J8 X Z M _ R S T _ L E D
P11 G N D G P E _ 0 2 L8
R10 G N D G P E _ 0 1 H8 X A C C E S S _ L E D
R11 G N D G P E _ 0 0 G8
X P W R _ O F F
R 2 0 5
G N D
T12
X X
T13 G N D
R E G _ G N D
U12 G N D U A R T 0 _ T X D J19
C L 2 2 2
U13 G N D U A R T 0 _ R X D D20
C L 2 1 9
U A R T 0 _ C T S H19
K16 C O R E V D D U A R T 0 _ R T S C26
K17 C O R E V D D U A R T 1 _ T X D G19 I C _ 2 1 1 _ 1 _ U O
C O R E V D D
L16 U A R T 1 _ R X D D26 I C _ 2 1 1 _ 1 _ U I
C 2 1 6
0 . 1 u
L17 C O R E V D D U A R T 1 _ C T S E20
K15 G N D U A R T 1 _ R T S D25
L15 G N D
M16 G N D
M17 G N D S I D 0 _ S C K G17 X I C _ 2 1 1 _ 0 _ S C K
N16 G N D A23
S I O 0 _ S C S X C S _ D D
G N D
N17 S I O 0 _ T X D H17 I C _ 2 1 1 _ 0 _ S O
S I O 0 _ R X D A24 I C _ 2 1 1 _ 0 _ S I
A20 C O R E V D D
B20 C O R E V D D S I O 1 _ S C K H18 X I C _ 2 1 1 _ 1 _ S C K
D21 C O R E V D D S I O 1 _ T X D B24 I C _ 2 1 1 _ 1 _ S O
C 2 1 7
0 . 1 u E21 C O R E V D D S I O 1 _ R X D G18 I C _ 2 1 1 _ 1 _ S I
A22 G N D
G N D
B22 S I O 2 _ S C K B23 X I C _ 2 1 1 _ 2 _ S C K
S I O 2 _ T X D E18 I C _ 2 1 1 _ 2 _ S O
S I O 2 _ R X D B25
S I O 3 _ S C K D19 X I C _ 2 1 1 _ 3 _ S C K
Y12 C L K _ S Y S _ I N S I O 3 _ T X D C25 I C _ 2 1 1 _ 3 _ S O
R 2 3 1 E19
S I O 3 _ R X D
X X
X R E S E T
AB18
W12 X R E S E T _ R E Q
C 2 2 6
T P U 0 _ O U T E15
X X
T P U 1 _ O U T G14
R 2 1 2
G10 S I R _ R X D T P U 2 _ O U T G15
1 0 k
T P U 3 _ O U T H15
C 2 2 0
0 . 1 u
T P U 0 _ I N A G16
S C L K
K19 T P U 0 _ I N B H16
L19 S D A T A
6 7 8
c o m p l e t e b o a r d ( S E R V I C E ) .
D _ 3 . 1 V
X A E _ L O C K _ S W
X S H U T _ S W
R 2 1 5
1 0 0
U S B _ 3 . 2 V
L 2 1 1
U S B _ 3 . 2 V
X X
U S B _ 3 . 2 V
C 2 2 3
0 . 1 u
C 2 2 2
X X
D _ 1 . 2 5 V
B O O T _ M O D E 3
C L 2 2 3
R 2 2 4
X X
C L 2 2 4
D _ 3 . 1 V
R E G _ G N D
S T B _ C H G _ C N T
R E G _ G N D
4-7
9 1 0
I C 2 1 1 ( 2 / 5 )
P R X 5 1 5 1 0 6 A
C P U ,
C A M E R A D S P ,
A V S I G N A L P R O C E S S ,
L E N S C O N T R O L ,
M O D E C O N T R O L
M S _ B S B10
M S _ B _ 3 A9
B12 M S _ I O V D D M S _ B _ 2 B11
L13 G N D W L A N M S _ B _ 1 A10
M S _ B _ 0 B9 X B A T T _ I N
M S _ C L K A11
R 2 1 7
1 0 0
M S X _ B S A14
R 2 3 6 R 2 1 8
X X 1 0 0
D _ 3 . 1 V
M S X _ B _ 3 A13
R 2 3 7 R 2 1 9
X X 1 0 0
A12 M S X _ I O V D D M S X _ B _ 2 B14
R 2 3 8 R 2 2 0
X X 1 0 0
K13 G N D M S M S X _ B _ 1 B13
R 2 3 9 R 2 2 1
C 2 2 1
X X 1 0 0
0 . 1 u M S X _ B _ 0 A15
R 2 4 0 R 2 2 2
X X 1 0 0
M S X _ C L K
B15
S D _ C L K O U T D11
C 2 2 5 S D _ C M D E10
X X
E8 S D _ I O V D D S D _ D A T _ 3 D10
D8 G N D S D S D _ D A T _ 2
E11
S D _ D A T _ 1
D9
S D _ D A T _ 0 E9
S D _ W P E12
R 2 1 6
S D _ X C D D12 R E G _ G N D
6 2 0
W1 R R E F
V1 N C
AA4 G N D S
AB2 A V D D 1
AA2 A G N D 1 V B U S AA5 U S B _ 3 . 2 V
U S B _ I D Y5
AB4 A V D D 2 U S B U S B _ V B U S _ E N
V2 S T R B _ C H G
AB1 A G N D 2
Y2 A V D D 3 D P Y1 U S B _ D P
W4 A G N D 3 D M AA1 U S B _ D M
Y4 A D V D D
AB5 A G N D
D _ 1 . 2 5 V
W2 D V D D
W5 D V S S
C 2 2 4
0 . 1 u
E22 B O O T _ M O D E _ 4
E23 B O O T _ M O D E _ 3 S A _ T D O
U4 C L 2 2 0
D23 B O O T _ M O D E _ 2 S A _ T D 1 U5 C L 2 2 1
D22 B O O T _ M O D E _ 1
F22 B O O T _ M O D E _ 0
T D I D13 C L 2 1 1
T C K G11 C L 2 1 2
H13 T E S T T M S E13
C L 2 1 3
AB15 E X T _ C K _ P L L 2 T D O
G12 C L 2 1 4
AB16 E X T _ C K _ P L L 3 R T C K G13 C L 2 1 5
A21 E X T _ S E L _ 1 N T R S T D14 C L 2 1 6
B21 E X T _ S E L 0
D15 P L L _ B Y P A S S J T A G _ S E L 1 E14 C L 2 1 7
H14 P C V J T A G _ S E L 0 H12 C L 2 1 8
S Y - 2 0 7 B O A R D ( 3 / 9 )
C P U ( S I G N A L P R O C E S S 1 )
X X M A R K : N O M O U N T
1 1 1 2
A
M S X _ B S
M S X _ D 3
M S X _ D 2
M S X _ D 1
M S X _ D 0
B
M S X _ C L K
C
D
E
F
G
H
SY-207 (3/9)