2.12 Front Panel Leds; Hot Swap Led (Blue Led); Out-Of-Service (Oos) Led (Led1); Figure 2-3:Front Panel Of Am4211 - Kontron AdvancedMC AM4211 User Manual

2.12 Front Panel LEDs

Figure 2-3:Front Panel of AM4211

SFP
2.12.1

Hot Swap LED (Blue LED)

The AM4211 board supports a blue Hot Swap LED mounted on the front panel. This LED indicates when it is
safe to remove the Module. The on-board MMC drives this LED to indicate the hot swap state but is controlled
by the carrier's IPMC or the MicroTCA carrier manager. The following states are possible:
Table 2-4: Hot Swap LED
LED state Description
OFF Module is in M3 or M4 state, normal state when module is in operation.
ON Module is ready for hot swap
Short blink Module is in M5 state (Deactivation Request) or in M6 state (Deactivation in progress)
Long blink Activation in progress.
2.12.2

Out-Of-Service (OOS) LED (LED1)

Table 2-5: Red LED
LED state Description
ON MMC in reset
Blinking MMC upgrade / rollback in progress
OFF MMC operational
Application
May be controlled by application using PICMG API
Defined
AM4211
14 AM4211
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