165
8175 N/B MAINTENANCE
8175 N/B MAINTENANCE
8.10
USB Port Test Error
An error occurs when a USB I/O device is installed.
1
2
3
4
U17
ICH2
82801BA
+5V
USB2VCC5
-USBOC1
USBP2_2-
-USBOC0
USBP0_0-
J2
J6
VCCOUT1
R4
33k
R3
47k
C1
1000P
R5
33K
R6
47K
C4
1000P
L1
L4
120Z/100M
120Z/100M
C501
0.1U
L2
200Z/100M
1
2
3
4
GND
R502
15K
R503
15K
R504
15K
R505
15K
C502
0.1U
1
2
3
4
GND
1
2
3
4
L3
600Z/100M
GND_USB
VCCOUT0
VIN0
VIN1
3
4
1
2
USB0VCC5
U2
RT9701-CBL
PJ2
J6
46
16
14
USB0VCC5
48
30
28
-USBOC1
USBP2_2-
-USBOC0
USBP0_0-
46
16
14
48
30
28
P
13
P
3
P
3
Mother Board
D/D Board