Acer Aspire 1450, Ferrary 300 Schematics AUDIO BOARD
5
D D
There is 3.3V regulator inside
ST7265. The CN1 doesn't need
provide 3.3V for all of flash
card.
CON3
4
3
2
1
*JAM-4P
C C
B B
CON2
*R-L-SPEAKERS
PAD2
PAD1
A A
PAD3
PAD4
C12
.1U
4
3
2
1
1
1
1
1
pad
pad
pad
pad
USBPUSBP+
C2
.01U
F1
POLY SWITCH-0.5A
USBP+
USBP-
USBP+
USBP-
5
R10
1 2
+5V
C3
.1U
1.5K
+5V
MMC_CMD
MMC_DAT
MMC_CLK
D0
D1
D2
D3
D5
+5V
C4
*.1U
1
+5V
2
3
4 5
OSCOUT
U1
1
USBVaa
2
USBDM
3
USBDP
4
USBVCC
5
USVVdd
6
Vddf
7
Vssf
8
PE5/MMC_CMD
9
PE6/MMC_DAT
10
PE7/MMC_CLK
11
PB0/D0
12
PB1/D1
13
PB2/D2
14
PB3/D3
15
PB4/D4
16 33
PB5/D5 PC4
171819202122232425262728293031
D6
C13
.1U
+3V
U3
E0
VCC
E1
WC
E2
SCLK
GND SDA
*M2402-W
This is optional. If doesn't need different
VID/PID for differeent OEM customer. The
EEPROM can remove.
+5V
OSCIN
Vssa
Vss2
Vdd2
Vdda
OSCIN
OSCOUT
PB6/D6
PB7/D7
PA0/SMC_CLE/CF_A0
PA1/SMC_WE/CF_A1
PA2/SMC_ALE/CF_A2
PA3/SMC_RE/CF_RE
SMC_#WE
SMC_R/B
SMC_#RE
SMC_CLE
SMC_ALE
D7
+3V
C14
22U_16V
8
7
6
4
PF3
PF4
PF5
PF6
ST7265
PA4/SMC_R/B
PA5/CF_WE
PA6
PA7
SMC_#WP
MS_CD
R17
4.7K
4
SDA
SCL
PF0
PF1
PF2
PC0
PC1/MS_BS
PC2/MS_DAT
MS_DAT
MS_BS
R18
4.7K
SCL
SDA
C1
.01U
RESET
Vpp
PE4
505152535455565758596061626364
Vpp
RESET
PE2(HS)
PE1(HS)
PE0(HS)
PC3_MS/CLK
Vdd1
Vss1 PE4
32 49
+5V
MS_CLK
PE3
PD7
PD6
PD5
PD4
PD3
PD2
PD1
PD0
PC7
PC6
PC5
3
T1
POWER
+3V
R8
R7
R6
4.7K
4.7K
100K
POWER
48
47
SMC_#CE
46
45
44
43
42
41
40
39
38
BUSY_LED#
37
36
SD_WP
35
SD_CD
34
SMC_CD MS_CD
R1
100K
+3V
R4
100K
SMC_#WP
SMC_CD
SMC_#WP
SMC_#WE
SMC_R/B
SMC_ALE
SMC_#RE
SMC_CLE
SMC_#CE
D0
D1
D2
D3
D4
D5
D6D4
D7
+3V
+5V
CON1
30
VDD
28
SM_WP
29
SM_CD
20
21
22
23
24
25
26
27
11
19
17
15
13
12
14
16
18
37
13
SD_DAT0
SM_LVD
SD_DAT1
SM_#WP
SD_DAT2
SM_#WE
SD_DAT3
SM_R/B
SM_ALE
SD_CMD
SM_#RE
SM_CLE
SM_#CE
SM_ECD
SM_D0
MS_RSV1
SM_D1
MS_RSV2
SM_D2
SM_D3
SM_D4
MS_SDIO
SM_D5
MS_SCLK
SM_D6
SM_D7
VSS
P5S1E920
PIN30-37 IS MS
PIN1,10-30,37 IS SMC
PIN1-10 IS SD&MMC
Q3
*DTA124EU
PE4
2
Vpp
1
H5
HOLE
U2
1
C1-
2
C1+
3
C2-
4
C2+
*ST662A
H7
HOLE
1
3
SHDN
H8
HOLE
1
GND
Vout
8
7
6
5
Vcc
H9
HOLE
1
C7
1 2
*.1U
C10
+
*4.7U/16V
1
+
C11
*4.7U/16V
H1
HOLE
C5 *.22U
C6 *.22U
For ISP burn programming,system at working state
H2
HOLE
1
H4
H3
HOLE
HOLE
1
1
VDD
SD_CD
SD_WP
SD_CLK
MS_BS
MS_INS
VSS
2
+3V
OSCIN
33P
POWER
R2
R3
100K
100K
R11
100K
+5V
1 2
R16 470
AUDIO CODEC & AMP
星期四 二月
+3V
R5
10K
Quanta Computer Inc.
3
+3V
10
SD_CD
2
SD_WP
3
MMC_DAT
5
4
9
8
MMC_CMD
7
MMC_CLK
6
33
35
MS_BS
31
MS_DAT
32
MS_CLK
36
34
1
R12 *1M
Y1
OSCOUT
2
12
C8
33P
C9
12MHZ
Size Document Number Rev
B
Date: Sheet of
1
+3V
R9
10K
Z2206
LED1
HSMB-C112-orange
PROJECT : DN5
1 1, 13, 200
1
BUSY_LED#
1A
PROJECT : DN5
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