BCM GT440ZX, User Manual

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3.INSTALLATION
3.5.7 Additional Connectors
Ring In (J19, 2-pin)
This header is used for remote wakeup of the computer through a modem. Ring-
In requires an add-in modem card with remote wakeup capabilities. The remote
wakeup header on the add-in modem card must be connected to the onboard
Ring-In header.
Clear Password (JP3, 2-pin)
If an unknown password is set in the BIOS, it can be cleared by inserting a cap
over pin 1&2 of the " Clear Password" header.
Clear CMOS (JP2, 2-pin)
You can insert a cap over pin 1&2 of the “Clear CMOS” header to clear the
CMOS data and reload the default settings.
Chassis Fan (J25, 3-pin)
This header can supply power for Chassis Fan which may be mounted inside your
case to cool down your system components. If your chassis have a Chassis Fan,
this header will support.
Chassis FAN
USB Select
Jumper
JP3 JP2
Clear Password Clear CMOS
Ring-In
Front USB Header
JP5
JP4