3. Service tag
MD2412 and MD2424 back view
The MD24 Series systems contain two hot-swappable EMMs and two hot-swappable PSUs.
NOTE: The EMMs are not interchangeable between MD2412 and MD2424 systems.
Figure 2. MD2412 and MD2424 back view (AC PSU)
1. AC PSU-B 2. Debug port
3. EMM 1 (EMM-A/Slot1) 4. SAS ports
5. Latch/handle 6. EMM 2 (EMM-B/Slot2)
7. AC PSU-A
MD2412 and MD2424 LEDs
LEDs on the front and back of the expansion enclosure provide status of the system and its components.
Front panel LEDs
The front panel of the enclosure contains indicators that provide status information about the system.
Figure 3. Front panel LEDs
Index
No.
Indicator Description Color Status
1 System health Blue
● On solid: Normal operation
● Blinking (1 sec. on, 1 sec. off): Identify
Amber Blinking (2 sec. on, 1 sec. off): Fault
2 Drive fault Amber
● Off: Normal operation
● On: Failed drive in the enclosure
6 System overview
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