Audio Codec Alc662 - Clevo M720T Service Manual

Audio Codec ALC662

3 . 3V S
L 38 H C B 10 0 5 K F -12 1 T2 0
C 5 06 C 5 1 4 C 2 36
0. 1 U _ 1 6 V _0 4 1 0U _1 0 V _0 8 0. 1 U _ 1 6V _0 4
U 25
2
[ 2 5 ] C O D E C _E A P D # GP I O 0
3
GP I O 1
C 5 30 2 2 P _5 0 V _ 04
5
[ 1 3] A U D _A Z _ S D O U T S D A T A -OU T
6
[ 1 3] A U D _A Z _ B I T C L K B I T -C L K
A Z _ S D I N 0 _ R
R 3 1 2 3 3 _0 4 8
[ 1 3 ] A Z _ S D I N 0
S D A T A -I N
1 0
[ 1 3] A U D _A Z _ S Y N C S Y N C
1 1
[ 1 3 , 25 ] A U D _ A Z _ R S T # R E S E T #
E A P D _ MO D E 4 7
E A P D
S P D I F O 4 8
S P D I F O
B E E P Z 2 4 04
R 1 17 4 7K _ 0 4 Z 2 40 3 1 2
P C B E E P
R 1 16 4 . 7K _ 0 4 C 5 23 1 U _ 10 V _ 06
A U D G
C 23 8 1 0 0P _ 5 0V _ 0 4 JD _S E N S E 1 1 3
S e ns e A (JD 1 )
JD _S E N S E 2 3 4
S e ns e B (JD 2 )
MI C _S E N S E R 3 23 2 0K _ 1 % _0 4
3 7
N . C .
H P _ S E N S E R 3 20 3 9. 2 K _ 1 %_ 0 4 2 9
N . C .
Z 2 40 8
C 5 5 6 4 . 7U _6 . 3 V _ X5 R _ 0 6 1 6
MI C 2-L
I N T _ MI C C 5 6 0 4 . 7U _6 . 3 V _ X5 R _ 0 6 Z 2 40 9 1 7
MI C 2-R
1 8
C D -L
1 9
C D -GN D
C 56 3 2 0
C D -R
4 . 7 U _ 6. 3 V _ X5 R _0 6
MI C 1-L R 3 29 1 K _0 4 Z 2 41 0 2 1
MI C 1-L
Z 2 41 1
MI C 1-R R 3 30 1 K _0 4 2 2
MI C 1-R
C 56 5 A L C 6 6 2-G R
4 . 7 U _ 6. 3 V _ X5 R _0 6
C 2 2 7 1 U _ 10 V _ 0 6 B E E P
[ 2 6 ] K B C _B E E P
C 2 2 8 1 U _ 10 V _ 0 6
[ 1 5 ] I C H _ S P K R
FO R M7 30T Layout Note:
Ve ry clo se to Au dio C ode c
J_ A U D _7 3
1
S P D I F O_ 7 3
2
3
MI C _ S E N S E Z 24 0 8 C 5 4 8 0. 1U _1 6 V _0 4
4
MI C 1 -R _ 7 3 Z 24 0 9 C 5 5 5 0. 1U _1 6 V _0 4
5
MI C 1 -L _7 3
6
Z 24 1 0 C 5 5 8 0. 1U _1 6 V _0 4
7
H P _ S E N S E Z 24 1 1 C 5 6 2 0. 1U _1 6 V _0 4
8
H P -R _ 7 3
9
H P -L _7 3
10
H P _ P LU G
11
12
*8 7 15 1 -12 0 71 G
L ayo ut N ote : Lay out Not e:
Clo se to co dec p in 25 C los e t o cod ec pi n 3 8
3. 3 V S _ A U D 5 V S _A U D 5V S _ A U D
H C B 1 00 5 K F -1 21 T 20
C 2 5 9 C 5 75 C 56 7 C 5 7 0
C 23 7 0. 1 U _1 6 V _0 4 1 0 U _ 1 0V _ 0 8 0 . 1 U _ 1 6V _ 0 4 1 0U _ 10 V _ 08 H C B 1 60 8 K F -1 21 T 25
0 . 1 U _ 1 6V _ 0 4
A U D G A U D G A U D G A U D G
A U D G
L ayo ut N ote :
C 5 6 6 C los e to co dec
1 0 U _ 1 0V _ 0 8
27 Z 2 4 1 2
V R E F
28 M I C 1 -V R E F O -L A U D G
MI C 1 -V R E F O -L
32 M I C 1 -V R E F O -R
MI C 1-V R E F O-R
39
DIG ITA L
S U R R -O U T -L
41
S U R R -OU T -R
30 M I C 2 -V R E F O
M I C 2 -V R E F O
31
L I N E 2 -V R E F O
35
F R ON T-O U T -L F R ON T-L [ 2 5 ]
36
F R ON T-R [ 2 5]
F R O N T -OU T -R
14
H P _O U T -L [ 2 5]
L I N E 2 -L
15
L I N E 2 -R H P _O U T -R [ 25 ]
43
C E N
44
L F E
45
ANALOG
N . C .
46
N . C .
33
N . C .
40 Z 2 4 2 1 R 1 4 2 2 0 K _1 % _ 04
J D R E F
23
L I N E 1 -L
24 A U D G
L I N E 1 -R
A U D G
Lay ou t N ot e:
Cod ec pi n 1 ~ 11 an d p in 47 ~ 48
are D igi tal s ign als .
The o the rs ar e a nal og si gna ls.
[ 2 5 ]
M I C 1 -V R E F O -L MI C 1-V R E F O-R
R 3 3 3 R 33 4
2 . 2K _ 0 4 2 . 2 K _0 4
MI C 1 -L MI C 1 -R
C 5 6 8 C 56 9
6 80 P _ 50 V _ X7 R _0 4 6 8 0P _ 5 0V _ X 7 R _ 04
A U D G A U D G A U D G
L 4 5 5 V S
C 5 76
L 1 6
1 U _1 0 V _0 6
F OR M7 20 T
S P D I F O _7 3
R 38 5 *0 _0 4
S P D I F O L5 4 F C M1 0 05 K F -1 02 T 02
C 5 7 4
0. 0 1 U _ 1 6V _ X 7R _0 4 R 3 3 7 C 5 8 0
2 20 _ 04 10 0 0 P _5 0 V _X 7 R _ 0 4
MI C _ S E N S E
R 38 6 *0 _0 4 MI C 1-R _7 3
MI C 1 -R L 4 8 F C M1 00 5 K F -1 21 T 03
MI C 1 -L L 4 7 F C M1 00 5 K F -1 21 T 03
R 38 7 *0 _0 4 MI C 1-L _ 73 C 5 7 8 C 5 7 9
6 80 P _ 50 V _ X 7R _0 4 68 0 P _ 50 V _ X7 R _ 0 4
H P _ S E N S E
R 38 8 *0 _0 4 H P -R _7 3
H P -R L 4 6 F C M1 00 5 K F -1 21 T 03
[ 2 5] H P -R
H P -L L 5 0 F C M1 00 5 K F -1 21 T 03
[ 25 ] H P -L
H P _P L U G
H P _ P L U G
R 38 9 *0 _0 4 H P -L _ 73
C 5 8 8 C 5 7 7
F or M 730 T 6 80 P _ 50 V _ X 7R _0 4 68 0 P _ 50 V _ X7 R _ 0 4
R 385, R38 6,R3 87, R388 ,
R 389
MI C 2 -V R E F O J_I NT MIC 1
2 1
R 7 2
4 . 7K _ 0 4
J _I N T MI C 1
I N T _ MI C
1
2
C 1 5 5
8 82 6 6 -02 0 01
6 80 P _ 50 V _ X7 R _0 4 P C B F o o t pri n t = 8 8 26 6 -2 L
[ 12 , 1 3, 1 6 , 19 , 2 1 , 25 , 2 7] 5V S
[ 5 , 8. . 1 6 , 18 . . 2 3, 2 5 . . 2 7, 3 1 ] 3 . 3V S
Schematic Diagrams
J _ S P D I F _ 7 2
Z 2 4 2 4 5
Z 2 4 2 5 4
3 R
Z 2 4 2 6 2
Z 2 4 2 7 6 L
1
C 1 2 10 3 -1 06 0 9-L
Sheet 24 of 40
SPDIF O UT
BLACK Audio Codec
ALC662
J _ MI C _7 2
5
4
Z 2 4 2 8 3 R
Z 2 4 2 9 2
Z 2 4 3 0 6 L
1
C 1 2 10 3 -D 0 6 09 -L
MIC IN
PINK
J _ H P _ 7 2
5
4
3 R
2
6 L
1
C 1 2 10 3 -6 06 0 9-L
HEADPHO NE
GREEN
2 3
4
1
6 5
Audio Codec ALC662 B - 25