Supermicro H8SCM-F User Manual download pdf (Page 35)

Chapter 2: Installation

2-15

VGA Enable/Disable

JPG1 allows you to enable or disable the

VGA port. The default position is on pins 1

and 2 to enable VGA. See the table on the

right for jumper settings.

VGA Enable/Disable

Jumper Settings (JPG1)

Jumper Setting Deﬁ nition

Pins 1-2 Enabled

Pins 2-3 Disabled

LAN1/2 Enable/Disable

Change the setting of jumper JPL1 or JPL2

to enable or disable the LAN1 or LAN2

Ethernets port. See the table on the right

for jumper settings. The default setting is

enabled.

LAN1/2 En/Disable Jumper

Settings (JPL1/JPL2)

Jumper Setting Deﬁ nition

Pins 1-2 Enabled

Pins 2-3 Disabled

Compact Flash Master/Slave Select

A Compact Flash Master (Primary)/Slave

(Secondary) Select Jumper is located at

JCF1. Close this jumper to enable Compact

Flash Card. For the Compact Flash Card

or the Compact Flash Jumper (JCF1) to

work properly, you will need to connect the

Compact Flash Card power cable to JWF1

ﬁ rst. Refer to the board layout below for the

location.

Compact Flash Card Master/

Slave Select (JCF1)

Jumper Setting Deﬁ nition

Open Slave (Secondary)

Closed Master (Primary)

Watch Dog Enable/Disable

JWD1 enables the Watch Dog function, a

system monitor that takes action when a

software application freezes the system.

Jumping pins 1-2 will have WD reboot the

system if a program freezes. Jumping pins

2-3 will generate a non-maskable interrupt

for the program that has frozen. See the

table on the right for jumper settings. Watch

Dog must also be enabled in BIOS.

Note: When Watch Dog is enabled,

the user must write their own

application software to disable the

Watch Dog Timer.

Watch Dog

Jumper Settings (JWD1)

Jumper Setting Deﬁ nition

Pins 1-2 Reset

Pins 2-3 NMI

Open Disabled

LAN Enable/Disable

Change the setting of jumper JPL1/2 to

enable or disable the LAN1/2 Ethernet ports.

See the table on the right for jumper settings.

The default setting is enabled.

LAN Jumper Settings

(JPL1/2)

Jumper Setting Deﬁ nition

Pins 1-2 Enabled

Pins 2-3 Disabled

1 2 ... 30 31 32 33 34 35 36 37 38 39 40 ... 71 72

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