Appendix F Status Checks with LEDs
F.1. LED Type
220
TABLE F.8 IOU LED
Indicates power state in an IOU.
Indicates whether there is error or not in an IOU.
- Can be arbitrarily set to blink or turned off by the user.
- Indicates the component undergoing maintenance when
Maintenance Wizard is running.
TABLE F.9 IOU status and IOU LED display
AC off and partition power Off
Partition including IOU Power On
Identifying IOU
(Turn on by Maintenance Wizard)
F.1.6 PCI Express slot of IOU
There is no LED in PCI Express slots of IOU.
To mount and unmounts PCI Express card in an IOU physically, take off the IOU from a cabinet.
F.1.7 DU
DU comes equipped with the following LED. Only Power LED is used. Attention LED is not used.
TABLE F.10 IOU LED
Indicates power state in a DU.
Indicates power state in a DU.
TABLE F.11 IOU status and IOU LED display
Partition including PCI Express slot #0 off
Partition including PCI Express slot #1 off
F.1.8 HDD/SSD
The HDD or SSD comes equipped with the following LEDs.
HDD or SSD in a SB and HDD or SSD in a DU have same LEDs.
TABLE F.12 HDD/SSD LED
Indicates the HDD or SSD access status.
Mounted in only HDD or
SSD.
Indicates whether there is an error in the HDD
or SSD and the hot operation status.
Mounted in only HDD or
SSD.
TABLE F.13 HDD/SSD status and LED display
breaks.
Indicating location of HDD
or SSD
Blinking periodically
with 3 Hz
When using SAS RAID card.
