Install The Extension Brackets - PCchips M754 Plus Series User Manual

Install the Extension Brackets

The extension brackets are used to connect features on the
mainboard to external connectors that can be attached to the
system chassis. Follow the steps below to install the extension
brackets.
Note: All the ribbon cables used on the extension brackets have a
red stripe on the Pin-1 side of the cable.
Fax/Modem Module
The Fax/Modem DAA module plugs directly into the mainboard in
line with to an expansion slot opening in the system chassis. When
you remove the slot cover from the system chassis, you can access
the LINE and TEL RJ11 connectors on the metal edge of the Fax/
Modem DAA module.
Modem Header
GND 1
2 MCLK
GND 3
4 FRA-SY
GND 5
6 SCLK
AUX 3V 7
8 RIN-WAK
HOOK 9
RIN 11
12 SDO
AUX 5V 13
14 SDI
MUTE 15
16 RST
1. Locate the modem header on the mainboard.
2. Remove the modem header slot cover.
3. Plug the Fax/Modem DAA module into the modem header.
4. Use the screw that held the blanking plate in place to secure
the Fax/Modem DAA module.
Line & Tel
RJ11 Sockets
Modem Header
2: Mainboard Installation
Modem DAA Module
15