12 Gb/s JBOD Module LEDs
Table 6. SAS Activity LEDs
Condition Activity LED (green) Fault LED (amber)
No Cable Present Off Off
Cable Present
All links up, no activity.
On Off
Cable Present
All links up
Flash with aggregate port
activity
Off
Critical Fault
Any fault which causes operation of the cable to cease
or fail to start, e.g. over current trip.
Off On
Non-Critical Fault
Any fault which does not cause the connection to
cease operation, e.g. not all links established,
overtemperature.
Flash with aggregate port
activity
Flashing - 1 second on 1
second off
Table 7. Module Status LEDS
LED
State
Description
Module Fault (amber) On A fault condition.
Off
Module is operating normally.
Power (green) On
Module powered
Off No power
ID (blue) On ESM being identified.
Figure 30. 12 Gb/s SAS JBOD Module Connectors and Indicators (2U enclosures) (viewed from rear of enclosure)
Figure 31. 12 Gb/s SAS JBOD Module Connectors and Indicators (5U enclosures) (viewed from rear of enclosure)
26 Lenovo Storage D1212/D1224/D3284Hardware Installation and Maintenance Guide
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