Service manual

Dell 1707FPc
37
6.3 USB Board
VCC3.3V
C744
0.1uF/16V
ZD706
EGA10603V05A1-B
1 2
/OC1
DM1
To scalar GPO-2 #57
ZD703
EGA10603V05A1-B
1 2
C718
0.01uF
+
C742
220uF/16V
R724
NC
DP1
/OC1
ZD708
EGA10603V05A1-B
1 2
R731
NC
VCC3.3V
VCC3.3V
R718
NC
R753
12K 1/16W
ZD702
EGA10603V05A1-B
1 2
/OC1
USB Switch
U704
AIC1526-0CS
1
2
3
4 5
6
7
8
CTLA
FLGA
FLGB
CTLB OUTB
GND
IN
OUTA
VBUS1A
R738
NC
C704 22pF
/OC2
8/18
VCC3.3V
C713
0.01uF
USB5V
FB702
120 OHM
1 2
C710
0.01uF
C745
0.1uF/16V
R708
1M 1/16W
/OC3
VBUS2A
R737
NC
DM0
12
34
CN703
CONNNECTOR
1
2
3
4
6 5
DM1
DP2
/OC4
USB5V
FB706
600 OHM
1 2
R713
15K 1/16W
USB5V
PRTPWR3
VBUS2A
R749
220 1/16W
VBUS4A
t
F702
5V 0.75A
12
C703 22pF
C714
close
to
1.8V
VBUS3
R747
220 1/16W
ZD709
EGA10603V05A1-B
1 2
ZD710
EGA10603V05A1-B
1 2
/OC2
R754
2.2K 1/16W
U703
3 2
1
VI VO
GND
VCC3.3V
/OC2
8/31
t
F704
5V 0.75A
12
VBUS0
DM2
8/18
DP1
ZD704
EGA10603V05A1-B
1 2
/OC4
C743
0.1uF/16V
DP2
1234
5678
CN704
CONNNECTOR
1 2 3 4
6 5 7 8
11
12
9
10
VBUS1
R751
NC
+
C705
100uF/16V
VBUS4A
PRTPWR2
R710
10K 1/16W
L705
L
4
1
3
2
C738
NC
USB5V
VBUS4
/OC4
t
F701
5V 0.75A
12
C722
0.1uF/16V
VCC3.3V
DP1
DP4
R704
10K 1/16W
FB708
120 OHM
1 2
C709
0.01uF
SCL
R732 NC
SDA
DM4
C717
0.01uF
C719
0.1uF/16V
FB707
120 OHM
1 2
8/18
C727
0.1uF/16V
FB705
600 OHM
1 2
U702
AP1510
1
2
3
4 5
6
7
8
FB
EN
OCSET
VCC Output
Output
VSS
VSS
R715
15K 1/16W
DM3
R707
10K 1/16W
USB5V
DP3
L706
L
4
1
3
2
+ C708
100uF/16V
VCC3.3V
PRTPWR1
R745
470 1/16W
C737
NC
USB5V
PRTPWR1
R726
NC
/OC3
8/30
VBUS4
CN701
CON5
1
2
3
4
5
DM4
power port
綼 U701
C731
0.01uF
FB701
120 OHM
1 2
C733
0.1uF/16V
C720
4.7uF/6.3V
+12V
VBUS1A
R716
10K 1/16W
L701
30uH
R735
NC
DM3
DM2
CN702
CONN
2
4
6
8
10
1
3
5
7
9
DP0
R739 NC
DP3
8/18
C729
0.1uF/16V
R734
NC
C712 close to
1.8V
DP4
L702
L
4
1
3
2
R705
390 1/16W
DM0
C732
nc
R750
3.6K 1/16W
UGND
SDA
R709
11.3K 1/16W
C730
0.1uF/16V
R730
NC
VBUS2
DP0
C736
0.1uF/16V
L703
L
1
4
2
3
U706
M24C02WMN6
4
81
2
3
7
6
5
GND
VCCA0
A1
A2
WP
SCL
SDA
VBUS3AC712
4.7uF/6.3V
R736
NC
R746
220 1/16W
L704
L
4
1
3
2
SCL
R714
10K 1/16W
X701
24MHz
1 2
8/18
PRTPWR2
C723
0.1uF/16V
R709 close to
pin 63
VBUS1
C701
0.1uF/16V
R706
10K 1/16W
+
C706
100uF/16V
+
C728
10uF/16V
R702
100K 1/16W
ZD705
EGA10603V05A1-B
1 2
VCC3.3V
FB704
120 OHM
1 2
ZD707
EGA10603V05A1-B
1 2
U705
AIC1526-0CS
1
2
3
4 5
6
7
8
CTLA
FLGA
FLGB
CTLB OUTB
GND
IN
OUTA
R701
100K 1/16W
DP0
t
F703
5V 0.75A
12
C715
0.1uF/16V
C724
0.1uF/16V
D701
SR54
R740
0 1/16W
USB5V
R752
NC
R722
NC
R733
NC
DP2
DM2
C735
NC
USB5V
C716
0.01uF
DM4
R755
10K 1/16W
C711
0.01uF
VBUS0
PRTPWR4
R717
15K 1/16W
DP4
8/18
VBUS2
C741
0.1uF/16V
+
C725
220uF/16V
DM0
VBUS3A
+
C734
47uF/16V
ZD701
EGA10603V05A1-B
1 2
R741
0 1/16W
VBUS3
USB Switch
C702
0.1uF/16V
R711
15K 1/16W
R720
NC
C721
0.1uF/16V
DM1
DP3
+
C707
100uF/16V
R712
10K 1/16W
R744
NC
C739
NC
綼 U701
+12V
C740
NC
Upstream
Downstream 1
Downstream 2
Downstream 3
Downstream 4
EEPROM
Common
U701
USB2504
2
3
6
8
12
14
5
9
11
15
52
45
43
39
37
27
25
22
20
26
24
21
19
46
44
40
38
63
34
35
36
50
58
57
49
51
31
32
42
48
7
64
59
60
41
47
53
55
56
23
29
62
16
10
4
13
1
54
61
28
30
33
17
18
USBDP0
USBDN0
USBDP1
USBDP2
USBDP3
USBDP4
USBDN1
USBDN2
USBDN3
USBDN4
VBUS_DET
PRTPWR1
PRTPWR2
PRTPWR3
PRTPWR4
GR1/NON_REM0
GR2/NON_REM1
GR3/PRT_DIS0
GR4/PRT_DIS1
AM1/GANG_EN
AM2/MTT_DIS
AM3
AM4/LED_EN
OCS1_N
OCS2_N
OCS3_N
OCS4_N
RBIAS
SDA/SMBDATA
SCL/SMBCLK
CFG_SEL0
CFG_SEL1
XTAL1/CLKIN
XTAL2
RESET_N
SELF_PWR
TEST0
NC3
VDD18
TEST1
VDDA
VSS
CFG_SEL2
VDDA18PLL
VSS
CLKIN_EN
VSS
VSS
NC5
PRTPWR_POL
VSS
ATEST/REG_EN
VSS
VSS
VSS
VDDA
VDDA
VDD18
VDDA33PLL
VDD33
VDD18
NC4
NC1
NC2
/OC3
PRTPWR4
R742
NC
DM3
VCC3.3V
PRTPWR3
C714
4.7uF/6.3V
R703
100K 1/16W
FB703
120 OHM
1 2
R743
NC
To connect up
stream port
VCC