Ds4500 Storage Server Fan And Communications Module Indicator Light; Ds4500 Storage Server Power Supply Indicator - IBM TotalStorage DS4000 Hardware Maintenance Manual

Fan and communications module indicator light
The fan and communications module has one indicator light as shown in Figure 66.
Figure 66. DS4500 storage server fan and communications module indicator light
Table 45 describes the fan and communications module indicator light.
Table 45. DS4500 storage server fan and communications module indicator light
Indicator light Color
Fan and Amber
communication fault
1
Always use the storage management software to identify the failure.
Power supply indicator light
The power supply has one indicator light, as shown in Figure 67.
Figure 67. DS4500 storage server power supply indicator light
Table 46 on page 99 describes the power supply indicator light.
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IBM TotalStorage DS4000: Hardware Maintenance Manual
2 Gb/s 2 Gb/s 2 Gb/s 2 Gb/s
1 Gb/s 1 Gb/s 1 Gb/s 1 Gb/s
! ! ! !
OUT OUT OUT OUT
IN IN IN IN
Normal
operation
Off
2 Gb/s 2 Gb/s 2 Gb/s 2 Gb/s
1 Gb/s 1 Gb/s 1 Gb/s 1 Gb/s
! ! ! !
OUT OUT OUT OUT
IN IN IN IN
Power supply
Green light indicates
that the power supply
is operating properly.
Normal status: On
Problem status: Off
Fault
Amber light indicates a fault in the fan and
communications module.
Normal status: Off
Problem status: On
2 Gb/s 2 Gb/s
1 Gb/s 1 Gb/s
! !
OUT OUT
IN IN
Problem Possible conditions suggested by the
indicator problem indicator
On
v Fan and communications module failed
or is installed incorrectly
v Overtemperature condition
2 Gb/s 2 Gb/s 2 Gb/s 2 Gb/s
1 Gb/s 1 Gb/s 1 Gb/s 1 Gb/s
! ! ! !
OUT OUT OUT OUT
IN IN IN IN
Power supply
Green light indicates
that the power supply
is operating properly.
Normal status: On
Problem status: Off
2 Gb/s 2 Gb/s
1 Gb/s 1 Gb/s
! !
OUT OUT
IN IN
1