AOC E2260PWHU, Service Manual, Page: 38 / 97

38
6.3 USB Board
715G3552T3A000004Q
+
C784
470uF 25V
UGND
UGND
/OC2
/OC1
DP2
DM2
R782
NC
/OC1
VBUS1A
DM11
D751
SR54
1
2
12K1/10W
R784
R785
2K2 1/10W 1%
1 2 3 4
5 6 7 8
CN751
CONN
1 2 3 4
6 5 7 8
11
12
9
10
C785
0.1UF50V
/OC3
C783
0.1UF50V
Rb
VBUS_DET
C787
0.1uF 16V
DM22
Ra
Power Regulator
C764
100N 16V
C759
100N 16V
EEPROM mount: R812~814 pull hi
CN754
CONN
1
2
3
(Vcc=3.3~24V)
EEPROM NC: R818~820 pull low
UGND
/OC2
USB_power=16V
VBUS3
VBUS4
UGND
DM4
DP4
/OC3
2
1 34
CN752
CONN
1
2
3
4
6
5
ZD751
NC/VPORT0603 102M V05
1
2
R761 NC
R770 NC
UGND
ZD753
1
2
ZD758
NC/VPORT0603 102M V05
1
2
ZD755
NC/VPORT0603 102M V05
1
2
UGND
DM2
R756 NC
L752
90 OHM
1 2
3 4
L754
90 OHM
1 2
3 4
R757 NC
L755
90 OHM
1 2
3 4
L751
90 OHM
1 2
3 4
DM3
DP3
ZD752
NC/VPORT0603 102M V05
1
2
R754 NC
ZD754
1
2
R763 NC
R768 NC
R755 NC
UGND
ZD757
NC/VPORT0603 102M V05
1
2
ZD756
1
2
L753
90 OHM
1 2
3 4
UGND
CN753
CONN
1
2
3
4
5
6
7
8
VBUS2A
DP22
VBUS3A
UGND
VBUS3
DM33
DP33
DP11
DM44
DP44
/OC4
+ C753
100UF25V
VBUS4
OEM MODEL Size
Rev
Date Sheet of
TPV MODEL
PCB NAME
称爹
T P V ( Top Victory Electronics Co . , Ltd. )
Key Component
絬 隔 瓜 絪 腹 D
BenQ E2220 A2
2 2 Monday , September 26, 2011
< 称爹 >
USB HUB
G3552-T0F-X-X-1-090701
715G3552-T0F
UGND
VBUS2
R752
100KOHM 5% 1/16W
R
765
10K1/
16W
FB752
120 OHM
1 2
FB754
120 OHM
1 2
R7
66
11.
5K
+
-1% 1/
16W
R
764
10K1/
16W
R773
10K1/16W
C771
100N 16V
C769
100N 16V
C775
100N 16V
U753
NC/M24C02-WMN6TP
A0
1
A1
2
A2
3
GND
4
SDA
5
SCL
6 WP
7
VCC
8
C772
4.7uF/16V
t
F752
PTCR
1
2
t
F754
PTCR
1
2
C765
33P 50V
R762
100KOHM 5% 1/16W
R777
15KOHM 1/16W
C778
100N 16V
C768
100N 16V
R
753
100
KOH
M
5
%
1/
16W
R769
NC
C763
100N 16V
+
C777
100UF25V
C770
33P 50V
R778
15KOHM 1/16W
C767
100N 16V
R
758
N
C
/10K
1/
10W
5%
C761
1nF 16V
C751
100N 16V
R767
100KOH
M
5% 1/
16
W
FB755
120 OHM
1 2
C774
4.7uF/16V
+
C776
100UF25V
Upstream
Dow nstream 1
Dow nstream 2
Dow nstream 3
Dow nstream 4
EEPROM/Config
Common
U752 USB2514-AEZG
USBUP_DP
31
USBUP_DM
30
USBDN1_DP
2
USBDN2_DP
4
USBDN3_DP
7
USBDN4_DP
9
USBDN1_DM
1
USBDN2_DM
3
USBDN3_DM
6
USBDN4_DM
8
VBUS_DET
27
PRTPWR1
12
PRTPWR2
16
PRTPWR3
18
PRTPWR4
20
OCS1
13
OCS2
17
OCS3
19
OCS4
21
RBIAS
35
SDA/SMBDATA/NON_REM1
22
SCL/SMBCLK/CFG_SEL0
24
HS_IND/CFG_SEL1
25
XTAL1/CLKIN
33
XTAL2/CLKIN_EN
32
RESET
26
LOCAL_PWR/NON_REM0/SUSP_IND
28
TEST
11
VDD33
23
VDDA18PLL
34
VDDA33
29
VDDA33/VDD33PLL
36
VDD33CR
15
VDD18
14
VSS(FLAG)
37
VDDA33
5
VDDA33
10
C773
100N 16V
R776
15KOHM 1/16W
R772
10K1/16W
C754
100N 16V
X751
24.000MHZ
1
2
FB753
120 OHM
1 2
C757
100N 16V
R771
1MOHM 5% 1/16W
+
C779
100UF25V
C760
NC/100N 16V
R
751
10K1/
16W
t
F753
PTCR
1
2
R
759
N
C
/10K
1/
10W
5%
R774
10K1/16W
U751 AP1117E33LA
VSS
1
VOUT
2
VIN
3
FB751
120 OHM
1 2
C762
100N 16V
C756
100N 16V
C780
100N 16V
C766
4.7uF/16V
D752
LL4148
R
760
N
C
/10K
1/
10W
5%
C755
1uF 10V
FB756
120 OHM
1 2
USB3.3V
UGND
UGND UGND
UGND
UGND
UGND UGND
UGND
UGND
UGND UGND
UGND
UGND
UGND
UGND
UGND
UGND UGND UGND UGND
UGND UGND
UGND
VBUS2
USB5V USB5V
UGND
VBUS1
UGND
UGND
VBUS3
UGND
USB5V
USB3.3V
UGND
USB3.3V
UGND
VBUS0
UGND
VBUS0
USB3.3V
UGND
USB3.3V
UGND
UGND
USB3.3V USB5V
UGND
VBUS3A
/OC4
FB757
120 OHM
1 2
UGND
C782
100N 16V
R775
10K1/16W
USB5V
+
C781
100UF25V
UGND
VBUS4 t
F751
PTCR
1
2
R779
15KOHM 1/16W
UGND
L756
22UH +-20%
DM33
DP33
C792
NC
USB_POWER
C789
NC
C793
NC
C788
NC
R780
100K 1/10W
R783
NC
U5V
C790
0.1uF 16V
VBUS0
C786
NC
DP1
DM1
DP2
DM3
DP3
R781
3.6K 1/10W
DM4
DP4
U5V
FB758
120 OHM
1 2
DP0
DM1
DP1
DM44
DP44
+
C791
470uF
DM0
UGND
UGND UGND
UGND
UGND
UGND
U754
AP1510SA
FB
1
EN
2
OCSET
3
VCC
4
OUTPUT
5 OUTPUT
6 VSS
7
VSS
8
UGND
C758
100N 16V
VBUS1
UGND
UGND
+ C752
100UF25V
UGND