Supermicro CSE-826BA-R1K28WB Manuel d'utilisateur télécharger pdf (Page 70)

D-4

SC826 Chassis Manual

D-6 Front Connector and Pin Denitions

2. Primary and Secondary Flash Chips

The primary and secondary ash chips en-

hance the backplane memory.

1. EPP Ports

The EPP ports are used for the manufacturer's

diagnostic purposes only.

Backplane

Main Power

4-Pin Connector

Pin# Denition

+12V

2 and 3 Ground

4 +5V

4. Backplane Main Power Connectors

The 4-pin connectors, designated PWR0,

PWR1, and PWR3, provide power to the

backplane. See the table on the right for pin

denitions.

5. Fan Connectors

The 3-pin connectors, designated Fan1, Fan2,

and Fan3, provide power to the fans. See the

table on the right for pin denitions.

Fan Connectors

(Fan1, Fan2, and Fan3)

Pin# Denition

1 Ground

2 +12V

3 Tachometer

3. Primary and Secondary Expander Chips

The primary and secondary expander chips

allow the backplane to support dual port, cas-

cading, and failover congurations.

6. - 9. SAS Ports

Primary and secondary SAS ports.

1 2 ... 65 66 67 68 69 70 71 72 73 74 75 ... 121 122

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Supermicro CSE-826BA-R1K28WB Manuel d'utilisateur Page 70