Lenovo ThinkServer RD120 User Guide - Page 38
System-board
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System-board LEDs The following illustration shows the light-emitting diodes (LEDs) on the system board. 1 Riser-card-missing error LED 2 RAID error LED 3 DIMMs 1 - 12 error LEDs 4 BMC heartbeat LED 5 Power Channels A, B, C, D error LEDs 6 VRM error LED 7 Microprocessors 1 and 2 error LEDs 8 PCI slots 3 and 4 error LEDs 9 System-management Ethernet error LED 10 3-V battery error LED 24 ThinkServer RD120 Types 6444, 6445, 6446, and 6447: User Guide
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System-board
LEDs
The
following
illustration
shows
the
light-emitting
diodes
(LEDs)
on
the
system
board.
±1²
Riser-card-missing
error
LED
±6²
VRM
error
LED
±2²
RAID
error
LED
±7²
Microprocessors
1
and
2
error
LEDs
±3²
DIMMs
1
-
12
error
LEDs
±8²
PCI
slots
3
and
4
error
LEDs
±4²
BMC
heartbeat
LED
±9²
System-management
Ethernet
error
LED
±5²
Power
Channels
A,
B,
C,
D
error
LEDs
±10²
3-V
battery
error
LED
24
ThinkServer
RD120
Types
6444,
6445,
6446,
and
6447:
User
Guide