**If the health LED indicates a degraded or critical state, review the system IML or use iLO to review the
system health status.
†Facility power is not present, power cord is not attached, no power supplies are installed, power supply
failure has occurred, or the power button cable is disconnected.
UID button functionality
The UID button can be used to display the Server Health Summary when the server will not power on. For
more information, see the latest
HPE iLO 5 User Guide
Hewlett Packard Enterprise website
Front panel LED power fault codes
The following table provides a list of power fault codes, and the subsystems that are affected. Not all power
faults are used by all servers.
Subsystem
LED behavior
System board
1 flash
Processor
2 flashes
Memory
3 flashes
Riser board PCIe slots
4 flashes
FlexibleLOM
5 flashes
Removable HPE Smart Array SR Gen10 controller
6 flashes
System board PCIe slots
7 flashes
Power backplane or storage backplane
8 flashes
Power supply
9 flashes
Systems Insight Display LEDs
The Systems Insight Display LEDs represent the system board layout. The display enables diagnosis with the
access panel installed.
Component identification
113
Summary of Contents for ProLiant DL388 Gen10
Page 37: ...Customer self repair 37...
Page 38: ...38 Customer self repair...
Page 39: ...Customer self repair 39...
Page 147: ...Option 1 System board Option 2 Controller Option 3 not shown SAS Expander Cabling 147...
Page 149: ...Box 1 to SAS Expander Box 2 to SAS Expander Cabling 149...
Page 151: ...Cable routing Front 8SFF NVMe drive options Box 1 Box 2 Cabling 151...
Page 152: ...Box 3 Cable routing Front 2SFF NVMe drive option for SFF 152 Cabling...