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FatTwin F619P2/3-FT User's Manual
Chapter 4
Motherboard Connections
This section describes the connections on the motherboard and provides pinout definitions.
Note that depending on how the system is configured, not all connections are required. The
LEDs on the motherboard are also described here. A severboard layout indicating component
locations may be found in Chapter 1.
Please review the Safety Precautions in Chapter 3 before installing or removing components.
4.1 Power Connections
8-Pin Power Connectors for Power Adaptor Cards
Two 8-pin 12V power connectors, located at JPW1/JPW2, are used to provide main power
to your system via power adaptor cards. Connect appropriate power cables to JPW1/JPW2
and the power adaptor cards to supply power to your system. See the table below for pin
definitions.
12V 8-pin Power
Pin Definitions
Pin#
Definition
1 - 4 Ground
5 - 8 +12V
Auxiliary Power Connector
The Auxiliary power connector is located at JPW3. Connect an appropriate power cable to
JPW3 and a power adaptor card to provide power to your devices. See the table below for
pin definitions.
9-pin Power
Pin Definitions
Pin#
Definitions
Pin#
Definition
1
P5V_STBY
2
P5V_STBY
3
SMBCLK_P12V_HS
4
SCL_PMB_R
5
SMBDAT_P12V_HS
6
SDA_PMB_R
7
PS_ON_N_PWR
8
PS_PMBUS_ALERT_N
10
Ground
