Supermicro SuperStorage 2029P-E1CR48H - Headers

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SuperStorage 2029P-E1CR48H/L User's Manual
Unit Identier Switch/UID LED Indicator
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A front UID switch is located on pins 7 & 8 of the front panel control (JF1). When you press
the front or the rear UID switch, both front and rear UID LEDs will be turned on. Press the
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of a system that may be in need of service. (Note: UID can also be triggered via IPMI on
the motherboard. For more information, please refer to the IPMI User's Guide posted on our
website at http://www.supermicro.com.)
UID Switch
Pin Denitions
Pin# Denition
1 Ground
2 Ground
3 Button In
4 Button In
UID LED
Pin Denitions
Color Status
Blue: On 
4.4 Headers
Onboard Fan Header
Five 4-pin fan headers (FAN1~5) are located on the motherboard to provide CPU/system
cooling. These fan headers support both 3-pin fans and 4-pin fans; however, onboard fan
speed control is available only when all 4-pin fans are used in the motherboard. Fan speed
control is supported by a thermal management setting in the BMC (Baseboard Management
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Fan Header
Pin Denitions
Pin# Denition
1 Ground (Black)
2 +12V (Red)
3 Tachometer
4 PWM Control
NVMe Connectors
Use the NVMe connectors (P1_NVMe0/P1_NVMe1/P1_NVMe2/P1_NVMe3) to attach high-
speed PCI-E storage devices (supported by CPU1).