8050D N/B Maintenance
8.7 USB Port Test Error
An error occurs when a USB I/O device is installed.
USBCLK_ICH
R877
33
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| +5VS |
| U701 P15 |
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| P11 |
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| 1 |
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| 3 | VIN0 |
| VOUT0 |
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39 |
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U712 |
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| 4 | VIN1 | GND | VOUT1 | 5 |
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| + C701 | ||||||
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| R701 | |||||
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L702
120Z/100M
L701
+VCC_USB_0
1
P15
P14
U715
ICH4_M
USB_OC0#
USBP0+
USBP0-
USBP1+
USBP1-
USB_OC1#
USBP2+
USBP2-
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| C703 |
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| 2 |
| 33K | 150U |
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| 1U |
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| L2 |
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| 90Z/100M |
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| 1 |
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| 2 |
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| 4 |
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| 3 |
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| L5 |
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| 90Z/100M |
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| Secret |
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| 1 |
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| 2 |
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| 4 |
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| 3 |
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| MiTac |
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| Document | ||||||
+5VS |
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U705 | P15 |
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| L708 |
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3 |
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| 1 |
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| 120Z/100M |
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VIN0 |
| VOUT0 |
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4 | VIN1 | GND | VOUT1 | 5 |
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| + |
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| R706 |
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C709 |
| 2 |
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| C713 |
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| 33K |
| 150U |
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1U |
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Confidential |
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| L22 |
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| 90Z/100M |
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| 1 |
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| 2 |
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| 4 |
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| 3 |
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120Z/100M +VCC_USB_1
+VCC_USB_2
A1
J701
3 | PortUSB | |
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2 | Connector | |
A3 | ||
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A2 |
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4 |
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A4 |
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USB/4PX2/DIP | ||
1 |
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| P15 | |
| J706 | |
3 | USB | |
Port | ||
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2 | Connector | |
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4 |
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GND1
GND2
USB/4PX1 | 119 |
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