Supermicro SuperChassis 836BA-R1K28B Uživatelský manuál stáhnout pdf (Strana 86)

C-4

SC836 Chassis Manual

1. Primary I

C Connector

The I

C connector is used to monitor the power

supply status and to control the fans. See the

table on the right for pin denitions.

C Connector

Pin Denitions

Pin# Denition

1 Data

2 Ground

3 Clock

4 No Connection

C-6 Front Connector and Pin Denitions

Backplane

Main Power

4-Pin Connector

Pin# Denition

1 +12V

2 and 3 Ground

4 +5V

2. Backplane Main Power Connectors

The 4-pin connectors, designated PWR1,

PWR2, PWR3 and PWR4, provide power

to the backplane. See the table on the right

for pin denitions.

3. and 4. Primary and Secondary Expander

Chips

These primary and secondary expander

chips allow the backplane to support dual

ports, cascading, and failover.

5. EPP Ports

The EPP ports are used for manufacturer

diagnostic purposes only.

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Supermicro SuperChassis 836BA-R1K28B Uživatelský manuál Strana 86