AOC e1649Fwu Service Manual - Page 16

Route diff pairs to 100ohms differential impedance, Ensure pairs are routed together - 16 usb

Page 16 highlights

CN701 VLED_PWM VLED_EN R301 100OHM1/16W R302 100OHM1/16W R747 4.7K 1/16W C304 10uF 6.3V VLED_PWM1 VLED_EN1 R748 4.7K 1/16W DGND DGND DGND PANEL_ON +3.3V Q301 AO3401A R305 10K+-5%1/16W R304 4.7K 1/16W R306 100K 1/16W Q302 LMBT3904LT1G C302 100N 16V R745 4.7K 1/16W C301 100N 16V FB703 Panel_VCC 1 2 120 OHM C763 10uF 10V DGND DGND DGND DGND Route diff pairs to 100ohms differential impedance Ensure pairs are routed together Rin0Rin0+ Rin1Rin1+ Rin2Rin2+ CLKINCLKIN+ R746 300 OHM Panel_VCC 40 Panel_VCC 39 Panel_VCC 38 Panel_VCC 37 36 35 34 3 L704 4 90OHM 33 32 2 1 31 3 L705 4 90OHM 30 29 2 1 28 3 L706 4 90OHM 27 26 2 1 25 3 L707 4 90OHM 24 23 2 1 22 21 C476 NC C475 NC C474 NC C473 NC C472 NC C471 NC C470 NC C469 NC 20 19 18 17 16 15 14 13 12 DGND 11 10 R753 9 300 OHM 8 7 VLED_PWM1 R749 100OHM1/16W 6 VLED_EN1 R750 100OHM1/16W 5 4 +12V FB704 VLED 3 VLED 2 1 2 VLED 1 120 OHM CONN C305 22UF 16V C306 10uF 6.3V DGND DGND 42 41 DGND T P V ( Top Victory Electronics Co . , Ltd. ) G4548-T0B-000-0050-101230 Key Component Date 07.Panel interf ace Thursday , April 28, 2011 OEM MODEL USB power cordless TPV MODEL PCB NAME Sheet G4548-T0B-000-0050-1-101230 1 of 7 Size Rev 称爹 Custom A 16

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16
OEM MODEL
Size
Rev
Date
Sheet
of
TPV MODEL
PCB NAME
称爹
T P V
( Top
Victory
Electronics
Co . ,
Ltd. )
Key Component
A
USB power cordless
Custom
1
7
Thursday, April 28, 2011
<
称爹
>
07.Panel interface
G4548-T0B-000-0050-101230
G4548-T0B-000-0050-1-101230
VLED_PWM
VLED_EN
L705
90OHM
1
4
2
3
L707
90OHM
1
4
2
3
L706
90OHM
1
4
2
3
R747
4.7K 1/16W
R748
4.7K 1/16W
Route diff pairs to 100ohms differential impedance
Ensure pairs are routed together
R301
100OHM1/16W
DGND
DGND
C302
100N 16V
R306
100K 1/16W
Q301
AO3401A
R304
4.7K 1/16W
Q302
LMBT3904LT1G
R305
10K+-5%1/16W
Panel_VCC
DGND
+3.3V
PANEL_ON
R745
4.7K 1/16W
DGND
R753
300 OHM
VLED_PWM1
R749
100OHM1/16W
VLED_PWM1
+12V
R750
100OHM1/16W
C305
22UF 16V
L704
90OHM
1
4
2
3
DGND
VLED_EN1
C304
10uF 6.3V
DGND
R302
100OHM1/16W
C301
100N 16V
C475
NC
DGND
C476
NC
DGND
C306
10uF 6.3V
Rin0-
Rin1-
Rin0+
Rin1+
Rin2+
Rin2-
CLKIN-
CLKIN+
C763
10uF 10V
C474
NC
C473
NC
Panel_VCC
Panel_VCC
Panel_VCC
VLED
VLED_EN1
DGND
VLED
FB704
120 OHM
1
2
C472
NC
VLED
C471
NC
DGND
FB703
120 OHM
1
2
C469
NC
C470
NC
Panel_VCC
R746
300 OHM
CN701
CONN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
DGND