8
.
18
.
RS232
pin1 To mainboard P104 +5VSB
pin2 To U0RX
pin3 To U0TX
pin4 To GND
pin5 To Power key
pin6 To +5V
MCU 5V LA01
MCU 3.3V LA02
MAX232DR LA03(5V)
ADM3202 LA04(3.3V)
pin2,pin3 change 2008-09-08
MC1P
MC1M
MC2P
MC2M
MRXD
MVM
MVP
RRXD
U0RX
XTAL2
XTAL1
RESET
U0RX
U0TX
VCC_Det
U0TX
U0RX
U0TX
PWR_CTRL
VCC_Detect
PWR_CTRL
VCC_Detect
MTXD
VDD_MCU
VDD_MCU
VDD_RS232
VDD_MCU
+5VSB
VDD_MCU
+5VSB
3V3SB
+5VSB
3V3SB
VDD_MCU
VDD_RS232
RA09
0
RA02
4.7K
RA12
10K
LA02
NC/FB/200R/2A
PA01
B6B-PH
1
2
3
4
5
6
1
2
3
4
5
6
+
CA01
NC
IA01
8051+64FlashROM/PLCC44
35
21
20
10
14
15
16
17
2
3
4
5
6
7
8
9
43
42
41
40
39
38
37
36
24
25
26
27
28
29
30
31
19
18
32
33
13
11
44
22
1
12
23
34
EA/VP
X1
X2
RESET
P3.2/INT0
P3.3/INT1
P3.4/T0
P3.5/T1
P1.0/T2
T1.1/T2EX
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
P0.0
P0.1
P0.2
P0.3
P0.4
P0.5
P0.6
P0.7
P2.0
P2.1
P2.2
P2.3
P2.4
P2.5
P2.6
P2.7
P3.7/RD
P3.6/WR
PSEN
ALE/P
P3.1/TXD
P3.0/RXD
VCC
VSS
P4.2
P4.3
P4.0
P4.1
CA04
20pF
IA02
MAX232DR/ADM3202
15
16
1
2
3
4
5
6
7
8
9
10
11
12
13
14
GND
VCC
C1P
VP
C1M
C2P
C2M
VM
TOUT2
RIN2
ROUT2
TIN2
TIN1
ROUT1
RIN1
T1OUT
RA01
1M
RA10
220
LA04
FB/200R/2A
CA02
20pF
+
CA03
1uF/50V
Q101
2N3904
1
2
3
RA13
10K
CA08
0.1uF
RA08
NC
LA03
NC/FB/200R/2A
CA05
0.1uF
IA03
AIC1117APY
1
2
3
4
ADJ/GND
OUT
IN
Tab
RA05
0
LA01
FB/200R/2A
CA06
0.1uF
CA07
0.1uF
+
CA12
10uF/50V
RA11
470
RA06
0
XA01
11.0592MHz
RA07
220
RA14
110/1%
RA04
100K
RA15
182/1%
RA03
10K
PA02
DB9_V
5
9
4
8
3
7
2
6
1
10
11
CA09
0.1uF
+
CA10
10uF/50V
CA11
0.1uF
ViewSonic Corporation
Confidential - Do Not Copy
N4285p-4M
78
Содержание N4285p-4M
Страница 46: ...3 3 3 Press ENTER key 3 3 4 Press F4 key ViewSonic Corporation Confidential Do Not Copy N4285p 4M 43...
Страница 59: ...Panel Unit ViewSonic Corporation Confidential Do Not Copy N4285p 4M 56...
Страница 82: ...9 PCB Layout Diagrams 9 1 MAIN PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N4285p 4M 79...
Страница 83: ...9 2 MAIN PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N4285p 4M 80...
Страница 84: ...9 3 CON PCB TOP VIEW 9 4 CON PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N4285p 4M 81...
Страница 85: ...9 5 IR PCB TOP VIEW 9 6 IR PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N4285p 4M 82...
Страница 86: ...9 7 SWITCH PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N4285p 4M 83...
Страница 87: ...9 8 SWITCH PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N4285p 4M 84...
Страница 88: ...9 9 RS232 PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N4285p 4M 85...
Страница 89: ...9 10 RS232 PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N4285p 4M 86...
Страница 90: ...10 Exploded View And Exploded Parts List ViewSonic Corporation Confidential Do Not Copy N4285p 4M 87...
Страница 91: ...ViewSonic Corporation Confidential Do Not Copy N4285p 4M 88...