SUPER MICRO Computer sc827 Chassis Fan Connectors, System Fans FAN4 FAN3, SAS-827T Backplane

Appendix C: SAS-827T Backplane Specificiations

5. - 8. Chassis Fan Connectors

These connectors, designated JP54, JP55, JP56 and JP57 supply power to the chassis. cooling fans.

9.- 12. Fan Connector Y-Cable (Optional feature, sold separately)

A Y-cable is used to connect the fan connector from the backplane to the mother- board's fan connectors. These fan connectors, are designated JP58, JP59, JP60 and JP65. Only connect a Y-cable into these four connectors. Never directly connect a fan to these connectors as it may damage both the fans and/or the backplane.

System Fans

FAN4 FAN3

FAN2

FAN1

SAS-827T Backplane	SAS827T
Cables
Motherboards	MB-D MB-C	MB-B
Figure C-4: Default Configuration - Fans Connected Directly
System Fans	FAN4 FAN3	FAN2

MB-A

to Motherboards FAN1

SAS827T

SAS-827T Backplane

Y-Cables

Motherboards MB-D MB-C MB-B MB-A

Figure C-5: Optional Configuration - Motherboards to the Fan Connectors

System Fans	FAN4 FAN3	FAN2	FAN1
Cables
SAS-827T Backplane	SAS827T
Motherboards	MB-D MB-C MB-B		MB-A
Figure C-6: Prohibited Configuration

C-5