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
Microprocessor error LED (2)
3
DIMM error LED (12)
8
PCI slot error LED (2)
4
BMC heartbeat LED
9
Remote Supervisor Adapter II
SlimLine error LED
5
Power channel error LED (4)
10
3 V battery error LED
Table 3. System-board LEDs
LED
Description
Error LEDs
The associated component has failed.
BMC heartbeat LED
This LED flashes to indicate that the BMC (baseboard
management controller) is functioning normally.
12-volt power (A, B, C, D)
LEDs
If any of these LEDs is lit, there is a failure in the associated
system board power channel (see “Power problems” on page
155).
Chapter 1. Introduction
15
Содержание ThinkServer RD120
Страница 1: ...ThinkServer RD120 server Machine Types 6444 6445 6446 and 6447 Hardware Maintenance Manual ...
Страница 2: ......
Страница 3: ...ThinkServer RD120 server Machine Types 6444 6445 6446 and 6447 Hardware Maintenance Manual ...
Страница 8: ...vi ThinkServer RD120 server Machine Types 6444 6445 6446 and 6447 Hardware Maintenance Manual ...
Страница 42: ...24 ThinkServer RD120 server Machine Types 6444 6445 6446 and 6447 Hardware Maintenance Manual ...
Страница 218: ...200 ThinkServer RD120 server Machine Types 6444 6445 6446 and 6447 Hardware Maintenance Manual ...
Страница 231: ......
Страница 232: ...Part Number 46U0863 Printed in USA 1P P N 46U0863 ...