30 Chapter 3Front viewFront connectors and jumpersFront indicatorsNo. Connector Description Function1 JPI 2 C1 Power supply connector Provides power to the SMBUS and power controlsignals.2 JP54 Chassis fan 1 connector Supply power to the chassis cooling fans.3 JP55 Chassis fan 2 connector4 JP56 Chassis fan 3 connector5 JP57 Chassis fan 4 connector6 JF5-A Backplane to front panel connector Connect the backplane to the front LED panels on thechassis.7 JF6-B Backplane to front panel connector Connect the backplane to the front LED panels on thechassis.8 JPW1 Main power connector Provide power to the two nodes in the chassis.9 JPW2 Secondary power connector10 JPW3 Secondary power connector11 JP70 Upgrade connectors For manufacturing purposes only.12 JP7013 JP69 SPI connector14 JP36 Power button settings Open: Default, multiple power button functionalityClosed: Single power button functionality15 JP35 LED Test Open: DefaultClosed: LED test settingNo. LED State Specification1 D11 ON Indicates an overheat condition2 D1 Blinking Indicates backplane activityJF4585953 125462 5528 27JF3585953 125462 5528 27JF2585953 125462 5528 27JF1585953 125462 5528 27163348496432334849U21JF616JF516 11112 22233444U614J211JP361JP35JPI2C115JPW3548JPW2 1548JPW112131F16 Y2 X141JP551JP5441JP5741JP56DESIGNED IN USAF23F24F25F26F36C121C269++C200+C203+C119+C197+C198 + C201+ C3+C44+C45+ C84+C85CAD1R128R132JP71JP70JP69BAR CODEUPGRADE#BHBUPGRADE#AJF6-BJF5-AMB-BMB-A1JP36:OPEN:DEFAULTCLOSE:ANY POWER BUTTONJP35:OPEN:DEFAULTCLOSE:LED TESTTO PSSPIDEBUGFAN4FAN3FAN2 FAN1REV 1.00SAS827HDJF4585953 125462 5528 27JF3585953 125462 5528 27JF2585953 125462 5528 27JF1585953 125462 5528 27163348496432334849U21JF616JF516 11112 22233444U614J211JP361JP35JPI2C115JPW3548JPW2 1548JPW112131F16 Y2 X141JP551JP5441JP5741JP56DESIGNED IN USAF23F24F25F26F36C121C269++C200+C203+C119+C197+C198 + C201+ C3+C44+C45+ C84+C85CAD1R128R132JP71JP70JP69BAR CODEUPGRADE#BHBUPGRADE#AJF6-BJF5-AMB-BMB-A1JP36:OPEN:DEFAULTCLOSE:ANY POWER BUTTONJP35:OPEN:DEFAULTCLOSE:LED TESTTO PSSPIDEBUGFAN4FAN3FAN2 FAN1REV 1.00SAS827HD