8224 N/B Maintenance
8224 N/B Maintenance
135
8.10 USB Port Test Error-3
An error occurs when a USB I/O device is installed.
B+VCC_USB_3
USBP1+
USBP1-
A2
A3
A1
BC5
0.1U
BL510
120Z/100M
BC4
22U
B+5V
VIN
CE
GND
VOUT0
3
4
1
2
BU501
RT9701-CB
VOUT1
5
BR503
33K
BC503
1000P
USB_OC1#
BR502
47K
BJ504
4,A4,GND1,GND2
BGND_USB1
BL504
0
BL506
0
BGND_USB1
BJO506
BJO505
BJO509
25
J504
BJ501
P
44
P
33
17
15
25
17
15
BUSBP3-
BUSB_OC3#
BGND
BGND
BGND
B+VCC_USB_2
2
3
1
BC8
0.1U
BL2
120Z/100M
BC9
22U
BR6
33K
BC7
1000P
BR5
47K
BGND_USB1
BL507
0
BL509
0
BGND_USB1
BJO508
BJO507
BJO3
Daughter Board
23
11
9
BUSBP2-
BUSB_OC2#
BGND
BGND
P
45
US
B Port
B+5V
VIN
CE
GND
VOUT0
3
4
1
2
BU2
RT9701-CB
VOUT1
5
BGND
U13
SB
ICH7-M
P
20
USBP2+
USBP2-
USB_OC2#
23
11
9
MiTac Secret
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