Rear of the Application Unit

Global error indicator and CSS indicator

Figure 5: Global error indicator and CSS indicator, ID button and ID indicator

No.	Meaning
1	CSS indicator (yellow) Lights up yellow when a prefailure event was detected which requires Customer Support to become active (by way of precaution). Flashes yellow when an error was detected which requires Customer Support to become active. Does not light up when the Application Unit is OK. If the event is still acute after the Application Unit has been switched on/off, the indicator is activated after the restart. The indicator also lights up in standby mode. If the indicator flashes yellow, call Customer Support.
2	Global error indicator (yellow) Lights up yellow when a prefailure event was detected which requires Customer Support to become active (by way of precaution). Flashes yellow when an error was detected which requires Customer Support to become active. Does not light up when no critical event has occurred. If the event is still acute after a power failure, the indicator is activated after the restart. The indicator also lights up in standby mode. If the indicator flashes yellow, call Customer Support.
3	ID indicator (blue) Lights up blue when the Application Unit has been selected by pressing the ID button. Press the button again to deactivate it. The ID indicator can also be activated via the ServerView Operations Manager and the iRMC Web GUI, and the status can be reported to the ServerView Operations Manager and the iRMC.
4	ID button

LAN ports

Figure 6: LAN ports on the Application Unit

No.	Meaning
1	LAN link/transfer (System LAN port SYS1 or SYS2) Lights up green if a LAN connection exists. Does not light up if no LAN connection exists. Flashes green when a LAN transfer is in progress.
2	LAN speed (System LAN port SYS1 or SYS2) Lights up yellow for a LAN transfer rate of 1 Gbps.
3	LAN speed (unused port)
4	LAN link/transfer (unused port)
5	LAN speed (unused port)
6	LAN link/transfer (unused port)

The MAC addresses entered on the green ID card refer to LAN #1 (SYS1) and #2 (SYS2).
The MAC addresses of LAN ports #3 (not used) and #4 (not used) are then the next two MAC addresses in ascending order. The green ID card is located on the front of the Application Unit, see item 1 in figure 1.

Indicators on the power supply units

Figure 7: Indicators on the power supply units

No.	Meaning
1	Power supply unit fault indicator and warning indicator: Lights up amber when a critical event occurs (power supply unit switches off). Call Customer Support.

Assignment of the PCIe slots System LAN port

Figure 8: Principle of PCIe slot assignment at the rear of the device

The figure shows the PCIe slots of the AU:

• S1 is equipped with a 4-port LAN controller.

• Slots S2 through S10 are not equipped in the figure.