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Chapter 3
Maintaining the System
Internal Diagnostic LEDs
This section contains the following topics:
•
•
Diagnostic LEDs in the Main Chassis
The diagnostic LEDs inside the main chassis compartments can be viewed while the system is powered
on. See
Figure 3-3
1
2
Table 3-4
Internal Diagnostic LED States
LED Name
1
SAS/SATA drive fault
2
SAS/SATA drive activity
3
Fan fault LEDs
OL-32062-01
Diagnostic LEDs in the Main Chassis, page 3-7
Diagnostic LEDs in the Server Node, page 3-8
Figure 3-3
for the locations of these internal LEDs.
Internal Diagnostic LED Locations in the Main Chassis
HDD01
HDD15
HDD02
HDD16
HDD03
HDD17
HDD04
HDD18
HDD05
HDD19
HDD06
HDD20
HDD07
HDD21
HDD08
HDD22
HDD09
HDD23
HDD10
HDD24
HDD11
HDD25
HDD12
HDD26
HDD13
HDD27
HDD14
HDD28
Drive fault (on each drive carrier)
Drive activity (on each drive carrier)
State
Off—The drive is operating properly.
•
Amber—This drive has failed.
•
Amber, blinking—The device is rebuilding.
•
Off—There is no drive in the drive tray (no access, no fault).
•
Green—The drive is ready.
•
Green, blinking—The drive is reading or writing data.
•
•
Off—Component is functioning normally.
•
Amber—Component has failed.
2
1
HDD29
HDD43
HDD30
HDD44
HDD31
HDD45
HDD32
HDD46
HDD33
HDD47
HDD34
HDD48
HDD35
HDD49
HDD36
HDD50
HDD37
HDD51
HDD38
HDD52
HDD39
HDD53
HDD40
HDD54
HDD41
HDD55
HDD42
HDD56
3
Fan module fault (on each fan module)
Cisco UCS C3160 Rack Server Installation and Service Guide
Status LEDs and Buttons
3
FAN
1,2
FAN
3,4
FAN
5,6
FAN
7,8
3-7
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