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Chapter 4: Motherboard information

4-18

15.

15. Auxiliary panel connector (20-pin AUX_PANEL1)

Auxiliary panel connector (20-pin AUX_PANEL1)

This connector is for additional front panel features including front

panel SMB, locator LED and switch, chassis intrusion, and LAN LEDs.

•

Front panel SMB (6-1 pin FPSMB)

These leads connect the front panel SMBus cable.

•

LAN activity LED (2-pin LAN1_LED, LAN2_LED)

These leads are for Gigabit LAN activity LEDs on the front panel.

•

Chassis intrusion (2-pin CHASSIS)

These leads are for the intrusion detection feature for chassis

with intrusion sensor or microswitch. When you remove any

chassis component, the sensor triggers and sends a high-level

signal to these leads to record a chassis intrusion event.

•

Locator LED (6-pin LOCATOR)

These leads are for the locator switch and LED on the front panel.

LAN2

P5MT Series Auxiliary panel connector

AUX_PANEL1

I2C_4_DA

LOCA

ORLED1+

+5VSB

LOCA

ORLED1-

LAN1_LINKACTLED+

LOCA

ORBTN#

LAN1_LINKACTLED-

GND

+5VSB

I2C_4_CLK#

GND

LAN2_LINKACTLED-

LOCA

ORLED2-

LAN2_LINKACTLED+

LOCA

ORLED2+

CASEOPEN

PIN1

Front panel SMB

LAN activity LED

Chassis

intrusion

Locator LED

and switch