Kontron AM4140 - Manual (Page 23)

AM4140 Introduction
ID 1046-4973, Rev. 1.0 Page 1 - 7
P R E L I M I N A R Y
1.4.2 Front Panel
Figure 1-2: AM4140 Front Panel Versions
Note ...
If the ULED 0..3 remain lit red after power-on, a failure is indicated before the
U-Boot bootloader has started. For further information, please contact Kontron.
Module Management LEDs Connectors
• LED1 (red): Out-of-Service LED
• LED2 (red/green): Health LED
• HS LED (blue): Hot Swap LED
• Serial Connector
• Gigabit Ethernet Connector
User-Specific LEDs 3..0
• ULED3 (red/green): AMC port 0 link status (green) + debug code (green) + general
purpose (red/green/red+green)
• ULED2 (red/green): AMC port 1 link status (green) + debug code (green) + general
purpose (red/green/red+green)
• ULED1 (red/green): Debug code (green) + general purpose (red/green/red+green)
• ULED0 (red/green): Debug code (green) + general purpose (red/green/red+green)
Integral Ethernet LEDs
• ACT (green): Ethernet Link/Activity
• SPEED (green/yellow/off): Ethernet Speed
0
1
2
3
AM4140
A
B