8
.
26
.
System EEPROM
SYSTEM EEPROM
RESET# Circuit
H : Normal Download
L : Write Protect EEPROM
SYSTEM EEPROM
NEW USB DOWNLOAD I/F
GPIO4
SYSROMWP
SCL
SDA
DLSW2
TXD
PCRXD
DTVU0RX
RXD
PCTXD
PCRXD
DLSW2
DLSW1
DLSW1
DTVU0TX
URST_1
GPIO4
RXD
TXD
PCRXD
PCTXD
DLSW2
DLSW1
DTVU0TX
DTVU0RX
SCL
SDA
URST_1
PCTXD
SCL0
SDA0
SCL0
SDA0
RXD
TXD
URST_1
3
GPIO4
3
TXD
3
RXD
3
PCRXD
19
PCTXD
19
DLSW1
19
DLSW2
19
DTVU0RX
11
DTVU0TX
11
SCL
7,10
SDA
7,10
SCL0
11
SDA0
11
SB33B
SB33B
SB33
5VSB
SB33B
+
C741
10U/50V
R503
4.7K
R513
0
R484
10K
R489
47K
C742
0.1U
R487
10K
D137
LL4148
E
B
C
SOT
23
Q123
MMBT3904
1
3
2
R485
10K
R490
47K
R486
20K
I144
EEPROM 24C16
SOP8/SMD
1
2
3
4
5
6
7
8
NC
NC
NC
GND
SDA
SCL
WP
VCC
R488
(NC)10K
P115
(NC)6x1 W/HOUSING
6P200VM
1
2
3
4
5
6
R482
(NC)R
E
B
C
SOT
23
Q124
MMBT3904
1
3
2
C791
0.1U
R483
10K
TP72
R425
4.7K
I143
CD4052
SOP16/SMD
1
2
3
4
5
6
7
8
9
15
14
13
11
12
16
10
B0
B2
BN
B3
B1
INH
VEE
GND
S1
A2
A1
AN
A3
A0
VCC
S0
R512 0
ViewSonic Corporation
Confidential - Do Not Copy
N3252w-1M
89
Summary of Contents for N3252w-1M
Page 14: ...Remote Control ViewSonic Corporation Confidential Do Not Copy N3252w 1M 11 ...
Page 93: ...8 27 Power board ViewSonic Corporation Confidential Do Not Copy N3252w 1M 90 ...
Page 96: ...9 2 MAIN PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N3252w 1M 93 ...
Page 97: ...9 3 CON PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N3252w 1M 94 ...
Page 98: ...9 4 CON PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N3252w 1M 95 ...
Page 99: ...9 5 IR PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N3252w 1M 96 ...
Page 100: ...9 6 IR PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N3252w 1M 97 ...
Page 102: ...ViewSonic Corporation Confidential Do Not Copy N3252w 1M 99 ...