Express-BD7
Connector Pinouts on Module
27
4.3. Status
LEDs
To facilitate easier maintenance, status LED’s are mounted on the board.
LED1
LED2
LED3
LED Descriptions
Name
Color
Connection
Function
LED1 Blue
BMC
output
Power Sequence Status Code (BMC)
Power Changes, RESET
(see 5.1.4 Exception Codes below)
LED2 Green Power
Source
3Vcc S0
LED
ON
S3/S4/S5
LED
OFF
ECO mode
LED OFF
LED3 Red
BMC output
and same signal as
WDT (B27) on BtB
connector
Module
power
up
LED
OFF
Watchdog counting
Keep last state
Watchdog timed out
LED ON
Watchdog RESET
LED ON
Rebooted after WD RESET
LED ON
Rebooted after PWRBTN
LED OFF
Rebooted after RESET BTN LED
OFF
Note: only a RESET not initiated by the BMC can clear the WD LED (user action)
Table 3: Express-BD7 LED Descriptions
