Asus TS300-E3 PA4 TS300-E3 - Page 80

Hard disk activity LED connector 4-pin HDLED1, USB connector 10-1 pin USB34

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® NC ADD_IN_CARD_ACT# ADD_IN_CARD_ACT# NC 4. Hard disk activity LED connector (4-pin HDLED1) This connector supplies power to the hard disk activity LED. The read or write activities of any device connected to the SCSI connectors or the SATA connectors cause this LED to light up. HDLED1 1 LAN2 P5MT Series SCSI/SATA card activity LED connector 5. USB connector (10-1 pin USB34) This connector is for USB 2.0 ports. Connect the USB module cable to this connector, then install the module to a slot opening at the back of the system chassis. This USB connector complies with USB 2.0 specification that supports up to 480 Mbps connection speed. LAN2 USB34 P5MT Series USB 2.0 connector The USB port module is purchased separately. ® USB+5V USB_P3USB_P3+ GND NC USB+5V USB_P2USB_P2+ GND 4-12 Chapter 4: Motherboard information

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Chapter 4:
Motherboard information
4-12
4.
Hard disk activity LED connector (4-pin HDLED1)
This connector supplies power to the hard disk activity LED. The read or
write activities of any device connected to the SCSI connectors or the SATA
connectors cause this LED to light up.
5.
USB connector (10-1 pin USB34)
This connector is for USB 2.0 ports. Connect the USB module cable to
this connector, then install the module to a slot opening at the back of the
system chassis. This USB connector complies with USB 2.0 speciļ¬cation that
supports up to 480 Mbps connection speed.
P5MT Series SCSI/SATA card activity LED connector
HDLED1
1
ADD_IN_CARD_ACT#
NC
ADD_IN_CARD_ACT#
NC
USB+5V
USB_P3-
USB_P3+
GND
NC
P5MT Series USB 2.0 connector
USB34
USB+5V
USB_P2-
USB_P2+
GND
The USB port module is purchased separately.