8.4. POWER DC-DC
Inverter Connector
Vcc1.8
+3.3V for
VDDP
+3.3AVDD for
VDD_MPLL
Vcc3.3for
analog
+3.3AVDD for
AVDDA
+1.8V for
VDDC
Vcc3.3for
digital
+3.3AVDD for
AVDD_DVI
DC IN
1
11
2
12
pin 5,6 chang to 7,8
pin 7,8 chang to 5,6
PW_ON
ON_PBACK
PW_ON
E_PWM
E_PWM
BACK ON/OFF
ADJ_PWM
BACK ON/OFF
PW_ON
P9
ON_PBACK
P9
PW_ON
P9
5V_STB
P3,4,9,10
5VD
P8,9
+5VT
P8
5V_AMP
P10
8VD
P8,9
AVDD_DVI
P5
AVDDA
P5
VDDP
P5
VDD_MPLL
P5
VDDC
P5
ADJ_PWM
P5
AVDD_DVI
5VD
+3.3AVDD
+1.8V
+3.3AVDD
AVDDA
+3.3AVDD
+3V3
VDDC
VDD_MPLL
+3.3AVDD
5V_STB
5V_STB
+3V3
+1.8V
5V_STB
12VT_IN
8VD
5V_STB
5V_STB
5V_STB
12VIN
12VT_IN
+5VT
5V_STB
5V_AMP
12VIN
+5VT
8VD
5VD
5V_STB
5V_AMP
AVDD_DVI
AVDDA
VDDP
VDD_MPLL
VDDC
VDDP
C332
0.1U
C323
0.1U
C348
0.1U
R305
1K
C354
0.1U
R315
0R
R311
0
C345
0.1U
+
C372
47uF/16V
R306
NC
C352
0.1U
200/2A
L302
C322
0.1U
C341
0.1U
C367
0.1U
L307
200/2A
I302
AM9435
1
2
3
4
8
7
6
5
S
S
S
G
D
D
D
D
C371
100uF/16V
ADJ
IN
OUT
I304
LM7805/TO252
3
2
1
4
+
C366
1000uF/16V/LowESR
C350
0.1U
I307 AP1117-1.8 SOT223
1
2
3
4
ADJ
VOUT
VIN
TAB
OUT
ADJ
IN
I306
AP1084-33
+3.3V Regulator
TO-263
3
2
1
4
200/2A
L301
R309
NC
C349
0.1U
+
C301
100uF/16V
R303
NC
C339
0.1U
C370
100uF/16V
L312
200/2A
C344
0.1U
C326
10uF/16V
I305
AIC1117-3.3
1
2
3
4
ADJ
VOUT
VIN
TAB
C303
0.1U
E
B
C
SOT
23
Q305
MMBT3904
1
3
2
R302
NC
C311
0.1U
C331
0.1U
C305
0.1U
C310
0.1U
R320
4.7K
+
C309
47uF/16V
R319
750
C317
0.1U
ADJ
IN
OUT
I303
LM7808/TO252
3
2
1
4
I308
AM9435
1
2
3
4
8
7
6
5
S
S
S
G
D
D
D
D
R307
NC
C304
0.1U
C351
0.1U
C338
0.1U
R301
10K
R318
20K
C316
0.1U
L303
200/2A
C306
0.1U
+
C321
47uF/16V
C320
0.1U
C325
0.1U
P301
CONN FLEX 12
1
3
5
7
9
11
2
4
6
8
10
12
1
3
5
7
9
11
2
4
6
8
10
12
C347
47uF/16V
L308
200/2A
C314
0.1U
R304
NC
C315
NC
C302
0.1U
C364
10uF/16V
+
C328
100uF/16V
R317
0R
E
B
C
SOT
23
Q304
MMBT3904
1
3
2
C329
0.1U
+
C368
470uF/16V/LowESR
C365
0.1U
C343
10uF/16V
C337
10uF/16V
+
C330
47uF/16V
C346
0.1U
C369
0.1U
C308
0.1U
E
B
C
SOT
23
Q303
NC
1
3
2
C353
0.1U
R308
100
R316
NC
C312
NC
R314
NC
C324
0.1U
R310
4.7K
L310
200/2A
E
B
C
SOT
23
Q301
NC
1
3
2
ViewSonic Corporation
Confidential - Do Not Copy
N1900w-1E
48
Содержание N1900w-1E
Страница 12: ...Remote Control ViewSonic Corporation Confidential Do Not Copy N1900w 1E 9 ...
Страница 59: ...9 PCB Layout Diagrams 9 1 MAIN PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N1900w 1E 56 ...
Страница 60: ...9 2 MAIN PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N1900w 1E 57 ...
Страница 61: ...9 3 CON PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N1900w 1E 58 ...
Страница 62: ...9 4 CON PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N1900w 1E 59 ...
Страница 63: ...9 5 POWER PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N1900w 1E 60 ...
Страница 64: ...9 6 POWER PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N1900w 1E 61 ...
Страница 65: ...10 Exploded Diagram And Exploded Parts List ViewSonic Corporation Confidential Do Not Copy N1900w 1E 62 ...
Страница 66: ...ViewSonic Corporation Confidential Do Not Copy N1900w 1E 63 ...