Supermicro 5017C-MTF User Manual download pdf (Page 51)

Chapter 5: Advanced Motherboard Setup

5-19

5-9 Jumper Settings

Explanation of Jumpers

To modify the operation of the mother-

board, jumpers can be used to choose

between optional settings. Jumpers cre-

ate shorts between two pins to change

the function of the connector. Pin 1 is

identiﬁ ed with a square solder pad on the

printed circuit board. See the diagram at

right for an example of jumping pins 1 and

2. Refer to the motherboard layout page

for jumper locations.

Note: O n t w o - p i n j u m p e r s , " C l o s e d " m e a n s

the jumper is on and "Open" means the

jumper is off the pins.

CMOS Clear

JBT1 is used to clear CMOS and will also clear any passwords. Instead of pins,

this jumper consists of contact pads to prevent accidentally clearing the contents

of CMOS.

To Clear CMOS

First power down the system and unplug the power cord(s).1.

With the power disconnected, short the CMOS pads with a metal object such 2.

as a small screwdriver.

Remove the screwdriver (or shorting device).3.

Reconnect the power cord(s) and power on the system.4.

Note: Do not use the PW_ON connector to clear CMOS.

Connector

Pins

Jumper

Setting

3 2 1

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

1 2 ... 46 47 48 49 50 51 52 53 54 55 56 ... 93 94

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Supermicro 5017C-MTF User Manual Page 51

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