Lenovo ThinkServer RD120 - System-Board Leds

System-board LEDs
The following illustration shows the light-emitting diodes (LEDs) on the system
board.
1 Riser-card-missing error LED 6 VRM error LED
2 RAID error LED 7 Microprocessors 1 and 2 error LEDs
3 DIMMs 1 - 12 error LEDs 8 PCI slots 3 and 4 error LEDs
4 BMC heartbeat LED 9 System-management Ethernet error
LED
5 Power Channels A, B, C, D error
LEDs
10 3-V battery error LED
24 ThinkServer RD120 Types 6444, 6445, 6446, and 6447: User Guide