Asus ux20 Schematics io board
5
Confidential
4
3
2
1
POWER BUTTON
SW0101
5
3 4
1 2
5 6
1 2
12
+
+
34
GND
SW0101
TP_SWITCH _4P
TP_SWITCH _4P
12G091031041
12G091031041
R0101
R0101
330Ohm
330Ohm
LED0101
LED0101
WHITE
WHITE
Q0101B
Q0101B
UM6K1N
UM6K1N
H0101
H0101
1
CT256B236ID91
JGND
CT256B236ID91
H0102
H0102
1
CT276B236D91
CT276B236D91
H0103
H0103
1
CRT256X246CRBID91
CRT256X246CRBID91
H0104
H0104
1
CRT207X256CRBID91
CRT207X256CRBID91
H0105
H0105
1
C83D83N
C83D83N
+5VSUS
PWR_LED #
GND
12
R0104
R0104
10KOhm
10KOhm
61
Q0101A
Q0101A
UM6K1N
UM6K1N
2
GND
J0101
J0101
D D
27
WTOB_C ON_26P
WTOB_C ON_26P
GND
C C
SIDE22826
SIDE1
26
25
25
24
24
23
23
22
22
21
21
20
20
19
19
18
18
17
17
16
16
15
15
14
14
13
13
12
12
11
11
10
10
9
9
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
ACZ_BCLK_AUD_CON
GND
GND
12
C0130
C0130
22PF/50V
22PF/50V
PWRSW #
PWR_LED #
USB_PP2
USB_PN2
USB_OC#2
+5V
10/27 EMI
R0129 22OhmR0129 22Ohm
+5VSUS
+12V
+5VS
+3VS
RFON_SW #
12
ACZ_RST#_AUD 2,3
ACZ_SYNC_AUD 2
ACZ_BCLK_AUD 2
ACZ_SDOUT_AUD 2
ACZ_SDIN0_AUD 2
SB_SPKR 2
DMIC_CLK 2
DMIC_DATA 2
OP_SD# 3
10/27 EMI 10/27 EMI
1 2
12
+
+
R0102
R0102
330Ohm
330Ohm
LED0102
LED0102
WHITE
WHITE
PWRSW #
1 2
12
+
+
R0103
R0103
330Ohm
330Ohm
LED0103
LED0103
WHITE
WHITE
RF SLIDE SWITCH
P_GND
P_GND
P_GND
P_GND
GND
4
5
SW0102
SW0102
SWITCH_3P
SWITCH_3P
12G091070031
12G091070031
COM
D0101
D0101
B B
+5V
VBUS
VBUS
5
VI/O VI/O
VI/O VI/O
34
GND
GND
2
RFON_SW #
123
COM
VI/O
VI/O
VI/O
6
IP4223-CZ6
F0101
F0101
1 2
2A/8V
2A/8V
IP4223-CZ6
R0105
R0105
4.7KOhm
4.7KOhm
@
@
1 2
R0106
R0106
8.2KOhm
8.2KOhm
@
@
1 2
+5V_FUSE2
4
USB_PP2 USB_P2+
USB_PN2
A A
USB_OC#2
5
1 2
3 4
0Ohm
0Ohm
0Ohm
0Ohm
D S
3
3
2N7002K_T1_E3
2N7002K_T1_E3
@
@
RNX0101A
RNX0101A
RNX0101B
RNX0101B
D
D
+5V
G
1
1
Q0102
Q0102
G
G
2
2
S
S
VI/O
1
L0101
L0101
80Ohm/100Mhz
80Ohm/100Mhz
10/27
21
USB_P2+
USB_P2-
12
+
+
CE0101
CE0101
47UF/6.3V
47UF/6.3V
12
C0101
C0101
10UF/6.3V
10UF/6.3V
@
@
12
C0102
C0102
0.1UF/16V
0.1UF/16V
GND
J0102
+5V_USB2_CON
USB_P2USB_P2+
3
J0102
1
2
3
USB_CON_1X4P
USB_CON_1X4P
12G131030042
12G131030042
P_GND2
1
GND2
2
3
44GND1
P_GND1
8
6
5
7
Title :
Title :
Title :
IO BOARD
IO BOARD
1
IO BOARD
of
1 4Friday, October 31, 2008
1 4Friday, October 31, 2008
1 4Friday, October 31, 2008
Rev
Rev
Rev
1.0A
1.0A
1.0A
Engineer:
Engineer:
ASUSTeK COMPUTER INC. NB1
ASUSTeK COMPUTER INC. NB1
ASUSTeK COMPUTER INC. NB1
Size Project Name
Size Project Name
Size Project Name
Custom
Custom
Custom
Date: Sheet of
Date: Sheet of
2
Date: Sheet
Engineer:
UX20_IO-BOARD
UX20_IO-BOARD
UX20_IO-BOARD
5
Confidential
4
3
2
1
AUDIO POWER
10/27 EMI
Digital
D D
T3601T3601
EAPD3
DMIC_CLK1
R3631 22OhmR3631 22Ohm
+3VS
1
+3VS_CODEC
L3601
L3601
120Ohm/100Mhz
120Ohm/100Mhz
EAPD
12
10/27 EMI
GND
12
C3631
C3631
22PF/50V
22PF/50V
@
@
GND
R3601
R3601
12
20KOhm
20KOhm
1%
1%
+5V_AUDIO
C C
10/27 EMI
C3604
C3604
10UF/10V
10UF/10V
GND
MIC1_VREFOUT4
MIC1_VREFOUT
10/27 EMI
L3602
L3602
120Ohm/100Mhz
120Ohm/100Mhz
21
12
C3602
C3602
0.1UF/16V
0.1UF/16V
48
SPDIFO
47
EAPD
46
NC3
45
NC2
44
LFE(PORT-G-R)
43
CENTER(PORT-G-L)
42
AVSS2
41
SURR-R(PORT-A-R)
40
JDREF
39
SURR-L(PORT-A-L)
38
AVDD2
37
NC1
GND
+3VS_CODEC
12
C3603
C3603
0.1UF/16V
0.1UF/16V
1
DVDD1
FRONT-R(PORT-D-R)36FRONT-L(PORT-D-L)35SenseB34NC433MIC1-VREFO-R32LINE2-VREFO31MIC2-VREFO30NC529MIC1-VREFO-L28VREF27AVSS126AVDD1
FRONT_R
FRONT_L
SENSE_B
663_HP_L
663_HP_R
1 2
C3629 2.2UF/6.3VC3629 2.2UF/6.3V
1 2
C3628 2.2UF/6.3VC3628 2.2UF/6.3V
3
4
GPIO02GPIO1
DVSS1
21
C3601
C3601
10UF/6.3V
10UF/6.3V
c0603
c0603
GND
SPDIF1_OUT
JDREF MIC1_L
12
12
C3605
C3605
0.1UF/16V
0.1UF/16V
DMIC_DATA 1
ACZ_SDOUT_AUD
ACZ_BCLK_AUD
CX3601
CX3601
1 2
22PF/50V@
22PF/50V@
ACZ_SDIN0_R
5
6
7
8
9
BCLK
DVSS2
DVDD_IO
SDATA-IN
SDATA-OUT
10
11
12
SYNC
RESET#
PCBEEP
LINE2-R(PORT-E-R)
LINE1-R(PORT-C-R)
25
VREF_CODEC
RX3601 33OhmRX3601 33Ohm
ACZ_SYNC_AUD
ACZ_RST#_AUD
PC_BEEP
U3601
U3601
SenseA
LINE2-L(PORT-E-L)
MIC2-L(PORT-F-L)
MIC2-R(PORT-F-R)
CD-L
CD-GND
CD-R
MIC1-L(PORT-B-L)
MIC1-R(PORT-B-R)
LINE1-L(PORT-C-L)
ALC662-GR
ALC662-GR
12
C3606
C3606
0.1UF/16V
0.1UF/16V
GND
12
+5V_AUDIO
12
GND
13
14
15
16
17
18
19
20
21
22
23
24
ACZ_SDOUT_AUD 1
ACZ_BCLK_AUD 1
ACZ_SDIN0_AUD 1
ACZ_SYNC_AUD 1
ACZ_RST#_AUD 1,3
SENSE_A
MIC1_R
C3607
C3607
10UF/10V
10UF/10V
FROM ICH
L1407
L1407
+5VS
80Ohm/100Mhz
80Ohm/100Mhz
12
C3621
C3621
1UF/10V
1UF/10V
GND
EXT MIC DETECT.
MIC1_JD4
FOR HP DETECT.
LINE2_JD3
21
U3602
U3602
1
VIN
5
VOUT
2
GND
3
SD#
SI9183DT
SI9183DT
GND GND GND
SI9183DT
Vout=1.215*(1+(150K/49.9K)= 4.86V
MIC1_JD SENSE_A
LINE2_JD
AUD_PW R_FB
4
FB
R3622
R3622
49.9KOhm
49.9KOhm
1%
1%
1 2
R3605 20KOhm 1%R3605 20KOhm 1%
1 2
R3618 5.1KOhm 1%R3618 5.1KO hm 1%
1 2
+5V_AUDIO
R3623
R3623
1 2
150KOhm
150KOhm
1%
1%
12
C3622
C3622
2.2UF/10V
2.2UF/10V
DETECTION
SENSE_B
OUTPUT
C3609
B B
C3609
10UF/6.3V
10UF/6.3V
c0603
c0603
GNDGND
C3608
C3608
10UF/6.3V
10UF/6.3V
c0603
c0603
PC BEEP
C3614
R3609
SB_SPKR1
A A
1 2
C3612
C3612
0.1UF/16V
0.1UF/16V
R3609
1 2
47KOhm
47KOhm
R3610
R3610
4.7KOhm
4.7KOhm
GND
C3614
1 2
0.1UF/16V
0.1UF/16V
12
C3613
C3613
100PF/50V
100PF/50V
1 2
663_HP_R
663_HP_L AC_HP_L
MIC1_R
MIC1_L
FRONT_R
FRONT_LPC_BEEP_C PC_BEEPSB_SPKR
1 2
RX3612 63.4OhmRX3612 63.4Ohm
1 2
RX3613 63.4OhmRX3613 63.4Ohm
R3635 0OhmR3635 0Ohm
1 2
R3636 0OhmR3636 0Ohm
1 2
R3637
R3637
FRONT-R
1 2
0Ohm
0Ohm
R3638
R3638
FRONT-L FRONT_OUT _L
1 2
0Ohm
0Ohm
C3635
C3635
12
0.47UF/16V
0.47UF/16V
C3636
C3636
12
0.47UF/16V
0.47UF/16V
FOR DE-POP
MIC_IN_AC_E_R
MIC_IN_AC_E_L
FRONT_OUT_R
AC_HP_R
C3633 1UF/10VC3633 1UF/10V
C3634 1UF/10VC3634 1UF/10V
R3639
R3639
12
3.3KOhm
3.3KOhm
R3640
R3640
12
3.3KOhm
3.3KOhm
12
R3641
R3641
10KOhm
10KOhm
FOR GAIN.
GND
12
12
AC_OUT_R
AC_OUT_L
12
C3637
C3637
100PF/50V
100PF/50V
@
@
R3642
R3642
10KOhm
10KOhm
12
GND
AC_HP_R 3
AC_HP_L 3
MIC_IN_AC_E
12
C3638
C3638
100PF/50V
100PF/50V
@
@
FOR FILTER.
TO EXTERNAL MIC
C3639
C3639
AC_OUTA_R
12
0.22UF/25V
0.22UF/25V
C3640
C3640
AC_OUTA_L
12
0.22UF/25V
0.22UF/25V
THE VALUE DEPEND ON C3635/C3636
TO MEET THE RECOMMENDATION
VALUE(0.47UF).
TO SPK AMP
TO HP
MIC_IN_AC_E 4
AC_OUTA_R 3
AC_OUTA_L 3
10/28 for 4 ohm speaker gain --> 0.7W
Title :
Title :
Title :
ALC663
ALC663
ALC663
Rev
Rev
Rev
1.0A
1.0A
1.0A
of
2 4Thursday, October 30, 2008
2 4Thursday, October 30, 2008
1
2 4Thursday, October 30, 2008
5
4
Engineer:
Engineer:
UX20
UX20
UX20
Engineer:
ASUSTeK COMPUTER INC. NB1
ASUSTeK COMPUTER INC. NB1
ASUSTeK COMPUTER INC. NB1
Size Project Name
Size Project Name
Size Project Name
Custom
Custom
Custom
Date: Sheet of
Date: Sheet of
3
2
Date: Sheet
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