Specifications

Processor Presence and Population Check QSSC-S4R Technical Product Specification
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Figure 109. BMC/BIOS interactions for Memory Hot-Plug/On-line/Off-line Operations
24.21 HeartBeat LED
QSSC-S4R platform has a heartbeat LED located on top of IO riser (next to IO Riser power LED) which indicates BMC
firmware health, it can be seen only if the chassis is open. On normal operating condition Heartbeat LED be green
blinking with 1 sec of blink rate. In case of firmware crash or unavailability LED behavior will be not be blinking (NOTE:
either on or off)
1. Heartbeat LED will be off when system is booted using force update mode jumper set( uboot mode)
2. Enter firmware transfer command will have no impact to LED state