Fujitsu Siemens Computers SP716 Service Manual page 22

5
MCU MCU
R64 R64 R65 R65
C64 C64
U4 U4
.1u .1u
1 8
A0 VCC
10K 10K 10K 10K
2 7
A1 WP
R66 R66
3 6
A2 SCL
4 5
GND SDA
R67 R67
D 24C16 24C16
S9 S9
2 1
VCC5V MCU
S10 S10
2 1
VCC3V3
C66 C66
MCU
11.0592MHZ 11.0592MHZ
TC14 TC14
10u/16V 10u/16V
C68 C68
C
D10 D10
C69 C69 R74 R74
4 INT
8.2K 8.2K 1N4148 1N4148
.1u(NC) .1u(NC)
2 PANEL12V_EN
2 PANELVCC_EN
MCU_OD_EN
3/31 modify 5
2 BKLT_EN
7 MUTE
3 DDC_WP
3 DDC_CLK1
3 DDC_DAT1
RN5 RN5
10K 10K
MCU
B
A
5
4
100 100 SCL1
100 100
SDA1
MCU
R72 R72 C65 C65
.1u .1u
10K 10K
22pF 22pF
U5 U5
35
EA/VP P0.0
Y1 Y1
P0.1
21
XTAL1 P0.2
P0.3
P0.4
20
XTAL2 P0.5
22pF 22pF
P0.6
10
RESET P0.7
P2.0
P2.1
14
INT0/P3.2 P2.2
15
INT1/P3.3 P2.3
SCL1
16
T0/P3.4 P2.4
SDA1
17
T1/P3.5 P2.5
P2.6
2
P1.0 P2.7
3
P1.1 NC
4
P1.2 P3.7/RD
5
P1.3 P3.6/WR
6
P1.4 PSEN
7
P1.5 ALE/P
8
P1.6 P3.1/TXD
9
P1.7 P3.0/RXD
8051-PLCC 8051-PLCC
RN6 RN6
10K 10K
MCU
4
3
VCC5V
MCU
R68 R68
R69 R69 1K 1K Q6 Q6
LEDO
1
10K 10K LEDG R70 R70 1K 1K
MCU
RN12 RN12 RN13 RN13
10K 10K 10K 10K
43
HWRESET
42
ALE
41
RDZ
40
WRZ
39
AD0
38
AD1
37
AD2
36
AD3
24
25
26
27
28
29
30
31
12
19
LEDG RN14 RN14
18
32
33
13
11
3
2
VCC5V
R62 R62 R63 R63
RN10 22 RN10 22
330 330 330 330
POWER
1
LED_O
2
LED_G
3
RN11 22 RN11 22
DOWN
4
MMBT3904 MMBT3904 UP
1
MENU
2
Q7 Q7 AUTO
1 3
MMBT3904 MMBT3904
4
to KEY PAD
4
4
4
4
4
4
4
C8 C8
20050428
4
0.1uF 0.1uF
POWER
DOWN
UP
MENU
AUTO
LEDO
RN15 RN15
10K 10K 10K 10K
MCU
DDC_DAT 3
DDC_CLK 3
VCC5V
CON2 CON2
1
2
RS232 debug
3
4
NC
APPROVE BY CHECK
200-100-M713I-E
Title Title Title
MSTAR COSTDWON(DVI_I PIGTAIL) LVDS&RSDS OUT MSTAR COSTDWON(DVI_I PIGTAIL) LVDS&RSDS OUT MSTAR COSTDWON(DVI_I PIGTAIL) LVDS&RSDS OUT
Size Size Size Document Number Document Number Document Number
Custom Custom Custom MCU(SYNC&MYSON 512&MX) MCU(SYNC&MYSON 512&MX) MCU(SYNC&MYSON 512&MX)
Date: Date: Date: Tuesday, June 28, 2005 Tuesday, June 28, 2005 Tuesday, June 28, 2005
2
1
CON1 CON1
8
1
7
2
6
3
5
4
8
5
D
7
6
6
7
5
8
D35 D35
D34 D34
ESD ESD
D33 D33
ESD ESD
D32 D32
ESD ESD
D31 D31
ESD ESD
ESD ESD
C
ST_DET1 4
B
BY PREPARE BY
A
李李李
Rev Rev Rev
E E E
Sheet Sheet Sheet 6 6 6 of of of 7 7 7
1