Symptom:
When installing a new B200 M3 server, it will either fail discovery at 56% or service profile association at 39% with the below:
service profile association at 39%
 Slot Status: Equipped
    Equipped Conn Path: A,B
    Equipped Conn Status: A,B
    Equipped Managing Instance: B
    Availability: Unavailable
    Admin State: In Service
    Overall Status: Config Failure
    Oper Qualifier: N/A
    Discovery: Complete
    Current Task: Waiting for BIOS POST completion from CIMC on server 1/4(FSM-STAGE:sam:dme:ComputePhysicalAssociate:BiosPostCompletion)
    Check Point: Discovered

Discovery at 56%:
Slot Status: Equipped
    Equipped Conn Path: A,B
    Equipped Conn Status: A,B
    Equipped Managing Instance: B
    Availability: Unavailable
    Admin State: In Service

    Overall Status: Discovery
    Oper Qualifier: N/A
    Discovery: Retry
    Current Task: Waiting for BIOS POST completion from CIMC on server 1/2(FSM-STAGE:sam:dme:ComputeBladeDiscover:BiosPostCompletion)
    Check Point: Deep Checkpoint

Conditions:
B200 M3 with E5-2600 V2 series CPU which begins support in UCS 2.1.3a.
UCS infrastructure running 2.1.3a

For service profile association failing at 39%
CIMC==2.1.3a
Bios==2.1.1a

For Discovery failing at 56%L
CIMC==2.1.1e
BIOS==2.1.1a