User`s manual

MM77NNCCDD UUllttrraa
14
Power Source Selection for USB: JUSBV1/ JUSBV2/ JUSBV4 (Optional
for Ve rsion 8.x)
JUSBV1/JUSBV2/
JUSBV4
Assignment Description
1 3
Pin 1-2 close
+5V
JUSBV1: 5V for JUSB1 port
JUSBV2: 5V for JUSBLAN1 port
JUSBV4: 5V for JUSB2 port
1 3
Pin 2-3 close
+5V Standby
Voltage
JUSBV1: JUSB1 port powered with
standby voltage of 5V
JUSBV2: JUSBLAN1 port powered
with standby v oltage of 5V
JUSBV4: JUSB2 port powered with
standby voltage of 5V
Note:
1. In order to power-on USB devices function, “JUSBV1/JUSBV2/
JUSBV4” jumper cap should be placed on pin 2-3 respectively.
2. For S3 mode, “JUSBV1/ JUSBV2/ JUSBV4” jumper cap should
be placed on pin 2-3 respectively.
Case Open Connector: JCL1
This connector allows system to monitor PC case open status. If the signal
has been triggered, it will record to the CMOS and show the message on
next boot-up.
Pin Assignment
1 Case Open Signal
1
JC L 1
2 Ground
CD-ROM Audio-In Header: JCDIN1
This connector allows user to connect the audio source from the veriaty
devices, like CD-ROM, DVD-ROM, PCI sound card, PCI TV turner card
etc..
Pin Assignment
1
Lef t Channel Input
2
Ground
3
Ground
1
JCDIN1
4
Right Channel Input
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